Question
In two similar triangles ABC and DEF, AB = 5cm, DE = 9cm If the area of
DEF is 405 cm² then area of
ABC = cm².
- 225
- 350
- 125
- 100
The correct answer is: 225
To find the area of
ABC.
In two similar triangles ABC and DEF, AB = 5cm, DE = 9cm If the area of
DEF is 405 cm² .
We know that the ratio of area of two similar triangles is equal to the ratio of squares of their corresponding sides.
=
.
=
.
ABC = 125
.
Therefore, area of ABC is 125
.
Related Questions to study
In the figure,
AB = 9 cm, AD = 7 cm, CD = 8 cm and CE = 10 cm Then DE = ?
![](data:image/png;base64,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)
In the figure,
AB = 9 cm, AD = 7 cm, CD = 8 cm and CE = 10 cm Then DE = ?
![](data:image/png;base64,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)
In the figure,
If AB = 3 cm, PB = 2 cm and PR = 6 cm then QR = ? cm.
![](data:image/png;base64,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)
In the figure,
If AB = 3 cm, PB = 2 cm and PR = 6 cm then QR = ? cm.
![](data:image/png;base64,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)
In the figure,
If OA = 3x – 1, OB = 2x + 1, OC = 5x – 3, OD = 6x – 5 then AC = ? units.
![](data:image/png;base64,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)
In the figure,
If OA = 3x – 1, OB = 2x + 1, OC = 5x – 3, OD = 6x – 5 then AC = ? units.
![](data:image/png;base64,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)
Two line segments
and
intersect at E such that
If AE=4cm,BE=3cm,CE=6cm and DE=xcm then x = ?
![](data:image/png;base64,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)
Two line segments
and
intersect at E such that
If AE=4cm,BE=3cm,CE=6cm and DE=xcm then x = ?
![](data:image/png;base64,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)
From the adjacent figure ,the values of x and y are
![](data:image/png;base64,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)
From the adjacent figure ,the values of x and y are
![](data:image/png;base64,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)
In the given figure, ABC is an Isosceles Triangle in which AB = AC, then
![](data:image/png;base64,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)
In the given figure, ABC is an Isosceles Triangle in which AB = AC, then
![](data:image/png;base64,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)
In
then
A =?
In
then
A =?
In the figure, AB = BC = CD = DE = EF and AF = AE Then
A = ?
![](data:image/png;base64,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)
In the figure, AB = BC = CD = DE = EF and AF = AE Then
A = ?
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAALwAAAB7CAYAAADOpOqnAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAAFxEAABcRAcom8z8AACBlSURBVHhe7Z2JV1XnucbvWu1/0XVX7+rtWl2raXvb3qaNMc3U27SZYxKNiTFxyqAGReIU5xjFIWrigBgcUMEBQUFFUXECnBVxQHAAAUEGkXmW4bn7t8uxSBCBcw5yON+zsheRwzlsznn2+z3v877fu/9DBgZeBEN4A6dRXl6uK1euKDExUbm5uc3f7ZkwhDf4EZqamtTY2Kj6+nrdu3fv/lFXV2cfLf+dn5+v+Ph4rVq1Sj/88IOSkpKaX6VnwhDe4AFA9oqKCqWnp+vkyZM6fPiwDh48qJiYGO3atUuRkZH21/DwcJvgM2fO1NixY/X1118rKipKGRkZza/UM2EIb/AAiOwFBQU20VeuXKkFCxZo4cKFmjdvnvz9/TVjxgyNGTNGb7zxhn7729/qiSee0MCBAxUaGmo/j+f3ZBjCGzwAB+FjY2O1fPlyLVq0SIGBgVq7dq02bdpk//8nn3yiX/7yl/rJT36iJ598UmvWrNHNmzebX6FnwxDe4AEgaUhCk5OT7SiPPkeXnz59Wjt37rQvAAj/zDPP2KQfOXKkMjMzm5/d82EIb/AjNDQ0qKqqSqWlpSorK1NRUZHOnj1rSxvky+DBg/XFF19o2LBhWrp0qQoLC5uf2fNhCG/QLpA3+/bt0+LFizV58mRNnDhRU6ZMsZNUvsdjXBieAkN4gzaBJZmXl6eIiAj5+flp+PDhtitDpEez48zw72vXrtn2pKfAEN7gRyBxRbvj0EBsIjpJK8Wl6upqLVu2TO+++67tzFRWVtq631NgCG9wHw6HJiEhQbNnz9ZHH32kr776SgcOHFBJSYlN7Lt379qy5rXXXrN9d0+DIbzBfdy+fVsbN27UqFGj9Nlnn9k+/IkTJ2ySA5LZS5cu6csvv9TQoUNtF8fTYAhvoOLiYtt2RJtTVPr0009tv7111RS35siRI5o/f76dsF68eLH5Ec+BIbyXAw1+6NAhu4L68ccf23qdohMJKxG9Je7cuaNTp07Z7QVE957eKNYWDOG9GBSXgoODbbvR19dXc+bMsfU6iWlboMcmOzvbrqrSNFZTU9P8iOfAEN4LQVHp+vXrdusAUR3NTttAWlpauxajo4uSw5OcmZYwhPcyUDmlWDR16lS7RQA3BoniSe0BzsAQ3kuA/CCC09oL2QcNGmRXS9m04UmFI2dhCO8luHDhgr7//ns7quPErF+//n4hyZtgCN/LgbdOIoqV6OPjo3HjxtkVUpJOb4QhfC8FSSW++bZt2+wWXgpFtASwi4nve2rS6SwM4Xsh2G967tw5m+CjR4+2LUcKSfS10xTmzTCE70WgUEQbAMWhb7/9Vu+//77d/IUrw/exE70dhvC9CFiL6HN0+ueff27r9qNHj97vhTEwhO8VYAMGLszq1attstO7/t133yk1NbX5JwwcMIT3cCBjiOK08Q4ZMkSzZs2y23YZs+FN/npHYQjvCjTWqK6sQHey0pR+NcWKrClKvnJFyZcvWkeSzl9K1aXr+bpdXKN7zU9xBSD19u3bbbKPGDHCJjszZNiEbdA2DOGdRpMVZktUkXlGl/dt1JagAH0XEKygDWGKCN9iHaEK3hiu9RHHdSwlX0XWjztrCBK5qZrS+EVUx3KkkER/DH0yBg+HIbzTsOjbWKWaW3FKi5yhuRN8NcBnhRYE79fp0yd15vQJ7Y+K1vZNe3Q48boyG5pU2/zMrgAPff/+/XZnI/46mzE2b97sMXNhHjcM4V2F4hMqi52k6WNG67kRm7XqQE7zA1JZ5g1dTzihy1fTlWURvisxmKhO/zmzYRy9MPSux8XF2b67QcdgCO8qlJ5S1dHJmj72C/11eLjWHi1qfsBaAyruqiAtT3l5ZaqwFoSu0JPe9SVLlti9MER1hpeeOXPG7n406DgM4V2FsjMqj5um2b6f6tn3V8h/w0ml37ism8lHdDYxUcdSa5RV3PyznQC7jI4fP24Xkhh8xACkLVu2KCfn3yuIQcdhCO8qlJ9TRdxUzf3iAz318kSNnL5G4ZtWKXzFFC0NXK9lh0t0ppP9WhSMdu/ebZP8gw8+sEkP+bkITNW0azCEdxXK/kX4OT4f6ek3Z+nLheE6tG+bDm5bqOCNW/XDoVKd6+AWUHrX6VNn0BHyBRnDTEe+561NX66CIbyrYEmairjpmu3noxeHb1RAdLqqq++qpvKKMm9eVdLVKmXlN6nBCswP4yxkxlZ09MJ8+OGHdvMXs9iZF2OSU+dhCO8qlJ9V9bGZmj1xvP4+Okohx1vOW6zQvbJC3cmvUP7dRlU+ZO8zupxeGKI6vetsv2OHkidOB+ipMIR3CRrUWHBE+bt85DdssP733eXy33JeeUWFlg4vUF76Bd1MOqqzF28oMbtBha18SaI6hSSGIDEAiYlftPYy9MhoddfCEN4VaKxQ3fUIJa0YoMH/eF7/1ddHQ6avVdSBPdoXs0Obli9V4JwlWr3zuA7fbVJhi5Z0/HWGILG/lDHUkyZNsiXM1atXVVvrTInKoC0YwrsCjZWqyziq5Ah/LZoyQZ+M/07+gWHaHbtX+/dv16aVQVr17QaFHb6o5Abrx3mKFbmpjiJZvvnmG3tcxoQJE+zedYYjGbgHhvAugSVpakpVWZit21kZSsvI0a3cOyosuquiojvKz8nV7ewC3S2rFlumG9RkSxgm8tL05dh+R3HJFJLcC0P4bkZ1eZliDxzQ3Llz7ekB9K9jPzJBwMD98F7CN9SpvrpCVZUVqqisUVVNveobGq3Y6z6fu6y0xCL7ftuF4dYx3PKRGY1s4DDJaffASwlfo9qcZKWdilX8oVjtO3pOx5IydSPrjoqtCFzV0ODSvnWAhKH/hcm8jLZjzN2xY8c86nYxvQFeRvh61RVlK+/KMZ2J3andO8K1PXKHtu2O0c49h7QzMlaH4xOVWlgmaOiKWE97AE1ebL+D7NiO2I/GW3888CLCN6mhOkM3otdo2/xZWhgYrrXxN5SUnqWM7PO6dDRMQd8s1vx5mxSdnCPo6KzIYO467bz0wvTv399u62W+uiH744P3EL4qUyWXNitkho9GDZmsacEJir1NDRQUqTI9TnuXr9TKRZu0K/mWuBVAVye40ALADJiQkBDbV+/bt69+97vf2f3rZqPG44XXEL4pfbdS1n+q0cNG6mXfCG04nqsyi9H/ki1WLK8q0t2kRF09najLd4pF821XdDyDjrgzBi4M0wNIUCkoQfp33nlH69at061bt5p/2qC74SWEb1D5seXaN/EZ9Rv4hf658LJibz54dwsbNVVqrCxV2b06sQ26jZ9oF8xrZPQ0NxjAX/f397cLS2h2Oh5ffPFFezgSCauxIR8PvITw95S7Z55Ch/1Ob74/Rv1XZyouu/khF4AJvEwQ4J6mODADBgywux0d9zDNysqy75/ErR779Omjt99+275hGO0DnngXDU+G9xA+2l8bh/xWb3xgEX6NRXgXqQr0OpsyiOZIGLocmSBw+fLl+946X2n5Rd48++yzeumll2y3hlu5c5c8g+6D10ia0pOB2vfVs5aOHqGXZp7SrmttpKT3atVQXaWa+gYxwuhRtiSRe+/evXYvDO0BkJ3Gr7bmwnBvJCYNvPHGG3Z1lZuIOe7AwURf48d3D7yE8E2qz96j1JBP9PmAj/TCR8FaFXdbD0xcbLin2vzbKrISyryKKpVY32rPlmTuOi0BEB3i0gtDtGb7XVvgxr5cGNiTGzZssItORHg2eYwfP94eoGTgfngJ4S3Upqn88maFzh6nkYPHaeKCYAXHxOnw8bM6m3RRly5eVtK5y0pOydStsmrRwtUW4bmTHRKGu2lQSGI2TEBAgN341R7ogGTeI8nsjh077B1MRHbcHFwcR6ekGXzqXngP4VWvppoc5R7fqKhFvvpqnJ9GT16ouUvXaW3oVm2L2qtdcZd1+kaxiqobf+TQoMMZghQfH2+PtsNi5Bbs3OOUe5o+avsdySkzH5EyXCBs7iDqp6Sk2K4N7g0Tf5FI3nYbmu6EFxG+GeVpyr+wR7GR4doUtke79scp7vgpnT5/SRfSC5RVbEmbNvxIJvHSHsC8dZJTIjNkJ+J3BI7btgcFBdmkR+s7ngvply5dao/Ng/RMEissLLQfM3AtvI/wNprUZEVsSNhgfSV6NzY2yfrvRyAKUzXlDhoQne13RGhmsXd2ggArxJ49e+xWA3Y4tSxAkQDTH0+kJy/A4sTXN1MKXAsvJXzHgO6mkOSYuU47L9N6b9y40fwTnQMXGI1k7G5Cy+PDtwRtB7QjkASTzLIaIJcMXAdD+DZAsQhSk1zioJBUMoo6ISHB6X2mkBxCs1JAfi6ClmAVQNIgb7gwKFjxnNY/Z9A1GMK3AmSnaLRgwQK99957tgvDaDt0dkf1entAunDxIGuQN7gyrWUL1ibJK1VbbEz0PRegIb3zMIRvAebCREdH24SkGkrvCw6KK28wAJmZPUPiimQhkW2LyA45xYXBCsMFePbsWTPJwEkYwlsgqlMJ5Z6mSBgiO4QngaRI5ErHhBk0SBl8/GnTptlW5cNIjD2JDcptJ+nDmTdvnk16c9ODrsMQ3gKFJMhEfws96zgyRHlIxhBTKqps0XMFiObodPpt0PEQvz0CE+mxPzkvx0x4NpGY29p0DV5LeHQz1U4iKOQmmiMf0M7sVCJBRUo88cQTev3117VixQq7+9FVRSHcnjfffNOO8vy+R4FVgR1TbP7mOdwFhAvHoHPwWsJj92EBOrz1xYsX25HTIV9o92ViLxfCq6++ajd90ejlqgm+EBbpxI6ojAz2V7UPVgHqAWh5zpcRH7hIpkDVOXgd4elKZLQdMgUHhijOnTVa39MU94QRGlRUIRg97kgeCEej18OaxDoK+mjIF4jaNJJ11AHifqxciNiWkN7c36lz8CrCEyW5p+n06dNtAkMYNlnT+di6FwatjRVIhyPkYsQGd82D9DwPSxFJ1FXw2rQqUMxCzyOXOgISXAiOw0PxiruC4NXzNxg8Gl5DeHx0CMsmDPpViKxsv2uvD50oj32IbqaTEQ8dcrIy+Pn52a0ArAxdkTiM1CNZpkeeLYGsJp0BFwz7Y/lbkGXkGOylNWgfvZ7wRHWiJ3465Xqql8gZLgDsyPaAQ4J7w2pAsxcbtJEeYWFhdlGIiimvRaGqs1YhFwm+//z58+08YevWrc2PdAz0/9BrQ/JLso2bRB7ChWC8+oejVxMewhKZSQzR6rT1UjXlAuhIVKalF7lAFCWaO3Q7ROXeS0gjiI/Lg65/1AXUGhATkr7yyiu2vOkKSL4pUNFPzwVNUxo5ikHb6JWEh0j45hR1IALleWQDyWFnIjG6PjY21k5cISb3RHUkl0R7/g3B0NFYhfxsZ5u9IDp+PzumsCcd+2A7A+QRksjxt5J34Ca5ohWit6FXEh6JQf8JUR0yknCibztbrIF8NG6h24nmaOaWhEb/U/lkAgHJLCvBpk2bOjXympWCfAD3xxmSci5cgJAduxMHiBzB4EH0KsIzwg4JQ0SGgBy4Gc4MPoJIRG5uLkaVE3++NZBIXFRoeiQOc2g66rrQS+Oo7NJj48z9V1mRuAAdiTarGlKrvcTc29ArCO/YfkdiCcmJcLgfFJJwWroiExzguRR82JTBasHq0RrIG4iK60MCSRKKa4J9yGPtgcIRFynbBbEonR3QhJxjfy37Z5FKXKid2ZnV2+HxhIeQSAHHBmlkBXqbCQKuagO4fv26fSEhkdpLCLm4yBuQE1wgrDScR3vDlrggICgjPnh95te4ArwmBSpe03HrS1OV9WDCO6I6BEH/sqkaPxqbDmnjTFRvDfx3oi/EiYmJaTda4tRwTjhD2Jloavp1ONeHnRNFIzoimUiGfHLFuTtsT/ILR5UYN4fvufK98TR4LOH54EgQkRCU/iEk0sAdW+KoqJKwUqwigX3UDiScIEjP3BkiPRu/ibAPG5PNxYAEIxrTooxb44p+HYAvT8GN86Bi7O3DXD2O8Dgg9JNg5yEDKLhAFnS2u4Cfj6WJbCJi01bQkZmQXBiOvhf2xZLMtlUYwj3i4mVVICKTyHbW028PXEDUESi6kVhTW6BC7Mrf4SnwKMITVbHecB9ITPGdKSThubtzKCkSANlBpKStAFelI0kgrgmdkLgvRHmIzwXQOvGFeDST0RuPW0MXpKudFVYXJA3nT189ti0JsqtWEk+BxxAexwNZAMkd9zTFFemuRAxS8vvJFSBlZwjJxYJUcUw/YEVC17NyOECbAO0FaG3aDZxpTHsYOGfaIpCBOE5MOKbPvuV59Hb0eMJDNLxvtCeRCX/Zsex39wfF5pC33nrLthAhaEfBCgHZWJ3oqSeJpIkN0rdcmaiW8vch1UiU3QHkE4kxThL2KU4Sq4u3yJseTXj0OoUTyvckXbgkEL9173p3gV1QWJ8QHlnS2SYtZBDVT1wl5A3EdiSpgNyExJXf4c4bJnDx4c2ThPO+0mNEwt+ZCrGnokcSHu2LDKDszodCfwgamA/lcc5dhOR0T9JmwHSDrtycjDwEecb0MvIQkki8eyQM7Q+QD+lD3767VzAiO0k4KycRH8uVWsLjBu/Rowp2XUWPJDytuxSP0OokWbgjRMbHvYcTK5SIjCyh3birzhCJIm4NySyanSiL60TUJSHm9dl+SMHLnUklK865c+fs9xpNz3vNDirGCz4u8Pdy0WGduqM67ELC88HgTTepoRHdan+zUyABxf5z7NskwYMIrpoY4Cz4AM6fP29HeVYcNL0zQFpAMEjP6G2iLS4OKwj9MMi57igSIZ+4gB0BhuS5I/ts3QEIz/mQXGPjsspTrWZVdMWK5zrCN1VJNZm6W5CjtJwaFXQySBC9kQk0X1FxRLcT8ZAN7lreOgvIx3lCSvpU+ECcBRc5PT9IGRJWCIeOR8YR5dsrcLkKJKwEFX6fo4WCpjtn9+12FTTA8fnDAyY7sKUSS5jvd2TCQ3twHeErb6k+OUQHI0O0OCJV+5NrH3nLGIBeJ1lj5xB/GFHG4Rz0FKK3BtGQTRvID1dIDkjNxe3o8nzyySf161//2rYNeX+6C+RNkJ6LDomDG/Y4DAImMzM9mRUPNwsLmhWP94f3hMIZxT8kX2fdJZcRvunOOeWGfyH/0YP10sgQ+e/Ktm8b8zA68CGzRKEhmRqARYaW5Q3nje+pZAdMIyMak1u4KgpCbHQ9JHvuuef0q1/9yt5U4g4/vj3w9zhGepNUcz5YpN1pW7KSYk4g+dDy2LcEFwIi41L69etn7yEgB4I/5FZEfp7zKAnoIsJXq/L2ISWsHKrP//as+vT11ZiAY0qstQJ/80+0BpqME+bqJaJQVqe8zvcd4KLgje4pB9GcC5GCF81eLLt8GMgS3mgea+t5jzocsoXXoL7AHQEJADhU6Fden9d25/vBBedYrZCRFNkgFfYphTBWXDx8fo5z4Wtbr+OKo/WqSRILsWkMZHUlh6J4R/8UVXfOk3OkzvEone884ZusSFyXrvz0PdqyfonGvztQnz33lny+3qA16fXKbBWo+VD5A0iMKOL85je/sbUaZXWWdZqu8Ls5eay5nnRAPs6LzR7UBPDLWWZpBcBFgvxtPa8jB68Lqfgd5AZ4/URZGtB4fV6b96Wt57rq4Bz4O/g9WMCYB88//7z+9Kc/2dICwpFvuPvz4bU5+JsdB2YG7w/8wCxAFcCfX/ziF/rZz35mcwgZ9Khdbc4T/l6FlBGr9FMRCo5O0HL/eVo97B/y8Zstn8h8nWhVkOQKppzNcv3000/bWvXll1+2CUREY1cRby5XbU878Kr5iqNCUklCRSQm0eYxZ88bkvP38/9oaCQFG7N5fV67O94X/g5WW5Jo8okXXnjB/oz+/Oc/24k6soLz7K7PiN/D74Mb2LVEd86N9//nP/+5fvrTn9pBk++zB+BROY/ThG+sKlDRgVU6smaBloQdUlDwMoVO/D8N6j9C/zc5XlsvVqnlKUB4rD0SD3pSSEZYjogmLFMkKnztiYfj3IjqHEgPvrZ8zJnD8Rp8eER23hN+R+uf646D38vnwgHZuOioDCMjHJKiOw5+F9Gc94MLgLGHv//97+2jb9++dmTHNYPsHcn7nCZ8XfFVJa63Muevxst/RZACNy7Uqpn99c7f3laffku1aH+66L52pBLoM/xskjGSDRJUNCNfSVA84WC0NufLwd/Q1s84c/D6vCcc7nj9jhyOv5H9BZwDuVW6dfAY/86xHudnHjhavYYrDhJmagJoeKxSCP7HP/7RjvAksnwfLhFIOwInCV+g2tyj2rthg5YvDFX47oNKOHNAcXsD5D9koD54ebi+XHdMB0ok9zXvGvRmOMYjkqyy0mAWIG3IJ7ggOosuEt7KohuqVZttaffDAVq9ca8Cdufrap6V7dff073yFJ1d+pnm9Pur3h23UlMOlCql2MrsnbesDR4bGtXU8C9npramxjqqVV1dparKKlVWWv9f1yB3GMlMf8ANY2Q5uRO2NRH/UVr9Yegi4evUWHpd13bMU8iUEfJbuFXfnqhT5v1VJVf528Zo2Zv/rT881V9/8dut4DMFyrUeN5z3QDTW6F5xurKTj+nEof3av3ef9sfG6sDBWMVE71b0zhjFnkzRpYJ7KnEx6x3zPNHwDL51tuWh64QvTtHlbSu0fsZ0zV8TrS1XK5XtuOga8lV6Ikg7Zw3WxwM/14ApWxR84rayDeEfAevdaapTfXWZSu8WqDA3R3k5aNlMZWRmKfOWpeuLqlTujlDaHhqrVHc3VSn7ghQ6d5xmzZyr2UE7tC4iShGb1yls9VIFbzugyEuVSnNxhzGShsor+YQrqtpdJLy1vNWVqiTrhm5eTtbVDCuxqWxQteN8mmrVUJKl/GuJOnc6UacuZuhmYbWq3N8H5eGw3qD6EpVnXdDlw5HavSlYG6zoFhwSqpDNW7U5bKeiDifpVEa57nZf4dP6POvVWFuqjJil2jLmJY32nS7fsHTtuZKtW2mnlHUyRPv3xSr8ZLmSO74vpkNwFPtcBSeT1l4GK7reqyhUYfZNZVxL0bXUFKWkXlHylRQlJ6cpLbtYViriRlgRo75MlWkHdXHLTM2d4KuPfRfpm4At2h4VqajtG7V+5XKtWLlRG/df0OnbdS6XEO0hP3a5Ikc/pZF+czXukHTBXtErpNLzykhN1tlr1brVw+/CYwh/HxbZGitUnXtBqYc2K2L1ci1dsUarNmxVWESEwsK2a8feY4pPLVBWRaPqnV9d20ZTgxrzjqgg0lcTR43W8yO3aGVMmopLClWSc1wJQRPkP7Sf3h85T+O3XtfJ2/XdJhPzDwYoaswzGun7tcbsLtXxfCtRrbKkVw72bLHKrSX8XnfLrU7CEP4+LNo01agu/5xu75mjZV+N1oBRSzQ1MEbxJ+N1ImGrtq1epm8XbNCaqEQlFdbJbRMb78arfK+vvhzloz4jd2n9ccdvuqOCsz8oem5/ffDKB/rH8HUKOGppfOuRrnkWnUPBkR8UNbavRgwZoffmRyogLELRuyK0fmeK4pKr7d0QPR2G8K1RdkWNcdO1bPInemZosGaGZ1speo11MZzXmZBpmvBafw0ZtVQrk0p0zV05yd0ElcaM1yQfXz03ykoOj7YQxo2pKkr8XosGvaVXnxohn6Bjiq2yhEU3hPk7R4OsCN9HQwcO0GsTlmvmYn8tW/atpgckKCyhVJXdcdU5CUP41qhMlU7M0PIpn6nP0BDNjnSMASlVZsx8zf/n03qvv58mHSjQ8c7d9KPjsAhfEjNBk8f46vlR27XuSMu9s2VqLNiprT5v6sP//YcGzd2t9dnWU9weXptUcHiVFeGf0aefjtGQwARtOhynE/Ex2r73ohIuFKnaAwothvCtUXlVOvWNAqcO018HLpLv8nhdTbuq9OQExayeoWkD3rOStu+1/EyJrFXcPWiX8NWqKz6kXZPe1sinXtDAmZFaecPS192gJ+4cDtTuL1/QmMkLNPFgnRKxIOuKVZhbqDsF5apnb2cPhyF8a1Rdtwg/R0GTBqrPP8foPd8VCgkJVOiSsfpy6EC9/u5U+S47qri8OlW4i2QPEH6Hgo+2nJdZpprCaG0b97aG/+UVfey/x47whd0QXPMPrrAi/LMaPX6u/PbV6WxzatHUUK+G+ga5wCZ3OwzhW6MSwn+jHyYP0tNvTNLH00K1K3qL9mycpBkj+umVV0ZpyNdRirxWpgJ3NQgVn1BF7GRN9RuvF312KfR4C6+vKU3lF5fo24/e0st9R2rc6pOKL7eu0+aH3YMGNVblKXXTJC3t9wv9881henvlVUVdt7IbDyB5SxjCt4ZD0kz/XM8NCdK00KsqripRVXmiTgVP0NTXnrGivK9Gb76mIznu+LSb1FRwRIW7xsrvs5HqM3yzAvdlqLaW/pUqVd2M1qVNPvIdNEyvDFmjgEMZyrOUhHt5d0/1RVd0fv14zX/3D3r59aEasPi4wi5VqswTrJkWMIRvjapr0tm5WjV7rF4cGaaF0f8eTFSTuE5Rn/6P3v77q3p+VrzWJ7nBlmisVF3qViUtfUsDXvqb/vPFqRq1MEJH4g7o6P5wbQuYqcUTv9DYqYGaE3FNZ3KrusEObFBDZa5yzsfoaFiQQkIjFZ6Qrku5tar2sOq5IfwDaFRTcZKqYydo/pj39Yd3Fmts4GndKryjosJcpcUGaavPcxo8YJDeWnhCWy+54X6oDaWqSYnUqcDPNfbjQfr7h7Pkt2C9tkWEKHzD91oyZ46+nrtWa2OSdaH44XuG3Q8P0zLNMIR/AHWqzzyotOCP5Nuvr37+1Ai96hOozTsitHfHGivq+2rc+wM1zG+x5h24pfNFboitTbWqL85UfupJnUmIU2y8JaUupOr6DetISdL5c0k6e4HepBqzx6ALMIR/ABbhc04rbfcCBcwYq2Fj/TVpUajCdoRrz/ZVCvpuvr6Zs1qBO87p3J169f7Ro70PhvAPwJI0teWquput25lpup6WpZu38pRfkK/Cgmzl3MpSRlaB8oqrbe3qmYu6d8MQ3sCrYAhv4FUwhDfwKhjCG3gVDOENvAqG8AZeBUN4A6+CIbyBV8EQ3sCrYAhv4FUwhDfwIkj/D95YmKIa72uPAAAAAElFTkSuQmCC)
In the figure, AB = AC,
and
Then
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAIUAAABqCAYAAACSyJJrAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAAFxEAABcRAcom8z8AABMvSURBVHhe7V35VxTntn1r5Y/Iyh/w1vshyf3t3iQvvqsx16hx1jgEERVxVgwO0TiBI4goKCCgMiuTIBEQmQRFRcEJkaEVBEQBmWca6Kb3q/3Z7QCCDA10F7XXqqV0tcuma9c5++xzvq/+CwoU9IBCCgW9oJBCQS8opFDQCwopFPSCQgoFvaCQQkEvKKToDzrp0Gih03VDq/9xPEAhRT/obmlCs+opSkpKUNwJtOlflzsUUvSD5uJM3HH9C16e/ghUaVAmEWM8QCFFX9A1ojrTB+eX/4jZczdhZdBLPKhhEpE/FFL0hYZsvE52gIfdLEz4z2pM2RKL2Kf1+pPyhkKKT0CHbtRnpyD3ijMiY1ywYYMdFs3eC/drKpRIarNb/z65QiFFL2ig6yrHg0uhCHc/jb8zIuF1dBM2Tp6JNaeScOmNDl36d8oVCil6oQ7a2iREeTpj71YXnPHzx3l7C2ya9i/83/qzcLjegCaZSwuFFD3RVobWB36ICD4Lx4AUxCSm427cMfgdWILpc3djnUsWCtQQvoVcoZDiHSSxoGlF7ZObuON5HEFRiYir0qJGo0W3NhclqU7YOm0e5i8+ijOP3uBFu1a2xFBI8Q4d0NXew51gR+xeuQ0HvJOQ0UaFQdSj4YE3nGd8ix++mYwZh+MRlteMFnFOflBI8Q6d0NU/xKPEIHieuoCQa09R2mqoNDrQWpKOVO9dOPjnbuw9exMJqhZIp2UJhRTvwFqzE53qVrS0tKNNrfm49NRp0dXejOamJjS2dEDdpZNtL0QhRX/QdaOzc5x42x9AIUU/qKurw9WrV5GcnIzq6mp0d8vdtnoLhRT94OHDh7C0tMT8+fNx6dIl1NcrNve4Rm1tLcLDwzF58mR89dVXWLlyJfLy8vRn5Q2FFH0gISEBf/31F7Zs2YKpU6di+vTpiIyMRHNzs/4d8oVCik+gSaow9u3bh4ULFyIiIkKkDpKDr6WlpUGjeeteyBUKKXqgsbER169fx6pVq7Bp0yY8e/ZMkITE+O2332Bvb4+Ghgb9u+UJhRQ9kJ2djT///BO2traIiYkRhCBIDmtrayxfvhy3bt2CWq0Wr8sRCik+gFarFeLy119/xaFDh0S1YShDqSUuXryI9evXi2iRk5MjXpcjFFLoodPpkJWVhd27d4tKIy4uTn/mLUiO8vJyHD16FLNmzUJISAi6uuQ5WaGQQg8aVbzgy5YtQ3BwMCoqKvRnPsbff/8NCwsLITqfPHkiS0NLIYWEjo4OESWoGXjk5ub2ebFfvXoFb29vYWodO3ZMlqLTzEmhhba1FvWvi1BSlI+83KfIeZwtxGJOQSlevFGjXf/O/qBSqUSUWLNmDXx9fT/rRdDEYoohMR48eCBIJSeYOSk60FGVg/zrQQh2c8Yxx5Nw8/HDOb8ABAZFICzuLjKeVaNK3d3nsC0jQlhYGObOnSuIwUjwObBs9fT0xOrVq+Hu7o7nz5/rz8gDZk4KDTStuVBdP4VDS1Zi7eojcE/LxM2Hj5AZ440gx+3YttsDThG5KGjobThRKDJKHDx4EEuWLEF0dLT+TP8gkQoLC0WFsmDBAlGxyAky0BQvUXbfB/ZTlmKNjScuNelAZ0FXlor7frZYN2suZiw7Ds9b5SjtkUtYcp4+fVrc8WfOnBEXejAgiWbOnClE58uXL0VJKwfIgBRlEinO4eA0K6xf44GIei1q+bK2FW0SMaJ3zoHN9BmwcL2DqKKPx2JYPVAXUFw+ffp00PY1o4yTkxM2bNggtAjb63KAPEiRdR6HZ6zAhrXuCKtW443+DHTVKPVfBYf53+PHzWE4nv5+qrKkuBjnzp2DlZUVXF1d0do6+OG6trY2ITRpibOUpcCVA+RNiq5G1ERugcvyCfiXjS8OXXs/D3E5KkpcTN7pjBhDDf0khqOjo9AWfn5+sogWMiGFr54UHgiv6UCV/gw6a1EWvA5Hl07Av21D4Zr+tl/R3FCDw4cPi4qDumC4I3f37t3D/v37sXbtWmFumTtkQIpylD8KgOOsVbDd6I3LUoZ4Zye1PkKq/UKs+2UqlrimI778bVs8+lIorKUowXmJwYrLT4HR4vLly8L+Jjk4oEPb3Fxh5qTgAp7nKEw9iZ3/ngeLxYfgVVCOvNoaVFXkoPi2D1zWWsHa0h5uN15LdQqQm/sU61avwk8//SRShzFIQdDQ2rZt27toQS/DXGHmpOhEd9Mt3A20xYp/fI8JPyyHrW84/GMjEertBLd9W2G31x1u0fnIr9OgrqVOSheXsXjRInzzzTdiiIaNrTdv3qmQIaO9vR0pKSnCFeVBnWKuMHNSdEHXkgdVWiDOHTiMI4e84BuTgLjURMSFBSL4/AWEpeUjT190pCUlSHfzVtEJPXDgAP744w9xZ/v4+OD169dv3zQMtLS0CK1C7yI0NNRsB33NX1PotNB2daBDrYa6XfpTEo0Ujp0d0s/qDnRqdWLNZ1NTIxzs7YW4ZHjnkMzjx49hZ2eH33//HQEBAcKAGq4WSExMxNatW7Fz506xNMAcu6gyEJqfR1tzA1KkC7Rx40ZBgvz8fPE6zaq7d++KSavFixcLV5MzE8MBRSajBMlH0WmY3DInjAtScEqKZODwbVJSUq929+3bt0UqoQHl5eWF0tJS/ZmhgaSzsbHBihUrcPPmTZFWzAmyJwWjASeyWS4eOXJEtMV7pgimG6YShn1GDFrWZWVl+rODB7UE/8/Nmzdj7969Zud0ypoUzOcZGRniwjB1cC1HX+B7mUp27dolJqs8PDyGLD7pjrKioejkvCdb8+bULJM1KZgmOCPBphfv3Kqqd15nn8jMzBSphqmEE1YvXrzQnxk8rly5gqVLlwpSMhKZi6ElW1JwVuL+/fvCM2BrnHl+IJUAp6gMY/6LFi0S5SqrkqGAAzvnz58XpKRRZi6je7IlRUFBgRiCYVubo/mDFXt37tx5l0rc3NyGJD4ZGdiS51oRdmO5YNkctjaQJSn4xXMaat68eWK4dqiO5aNHj4R1TWKwKikqKhq070C7m6UuO7InT54Ui4pMHbIjBasNTmNTS3C4djhdS5KL5SwdUFrinMfk5u2DAaMFdQlH/uhdUHSaOmRHCppFHJqhT8B8PlzPgWBVQmJQNJ44cUJEjMEiKioKc+bMEavLiouLTXqRsqxIQXHJRhRNI4pL6gpjgdGH4pOWOCe5mQYGk0r4WUiodevWCfHKxUemClmRgm3ws2fPii+eedyYTiLvbKYSWtesSqgPBlOustfC0T0SltWIKXdRZUUKDrrQX6C45J05EoYRV5Lt2bNHXFgXFxcRMQbqP5CkHN2jPmFqG26fZaQgC1LwonDtJ21s7k9FcTnYKmGgINE4xc2pLVriXCLAnwfy//Hf0hxzcHAQ6Y0kNkXIghTsNQQFBYleA6OEsaap+gMdSl5cLiJydnYe8Coxju5xA5QZM2aImY6amhr9GdOBLEjB/Mw7jzvP0I0crbWd/L9oYRtSCUfyBpKy+L7t27eLz8x9tEytvW72pOBIPUfqeGF4x45mm5rVDiMExSdTCcUntcznNAZH927cuCFIwcPUuqhmTwpuLsLdZRjK2esYC9D5pJ5huUrTbCClMFv4BkOLpOZwjqnAbElBYccGk2GRb2xs7Ji2p0kEGlOGiMWex+d2uuGgL210Dvj019YfbZgtKUgIfpEcjGGJaBixGyvQx6BvwRkK+hgkBg2v/sBUR9ubg76mNLpntqSgWON4HQ+OvJnKpqesSphK2ERjFOtvVxyCEYXtfdry3KPTFIhhlqTgHUbVTk+CJSjLPFMCS2KWmyQGPx+FZF8tc9rdXLrIyomtelNwOs2OFLzrqNyZv9mLYF42NfAzsmnGwRpWJYwctMg/VZXwvRSZFMrc6pkTYv1FltGA2ZGCaYIKn3chO4+maP4YQCLws7K7ysjBiNFXd5QuLAdxqI84jDNQ63wkYFakYAjmCm9OU/EYSOk3luCF5fwFxSfLVfY9WL5+qirh6J6/v7+oXphyxnJ0z6xIwQqDdxwHa9k3GE2jajhgb+T48eOCGEwTFKM9UwTLaeoJRgsOBzFafK6kHSmYDSkYJSguuWk65xJMyewZCBjVGAEYCaiHaLT1tONZeXCCnKRgVBmr0T2zIAXvKuZnflF0L3tukWwO4O/AFEH/ghGD5SqJ0VNjMN3Q6Zw9e7aYMx0L0WkWpGCaYHTghmXcIrmyslJ/xvzAiMFxQQplNtM4ePMhMahDDI+RIDkYLfoSpyMFkycFJ5ao2mnucKJKDhuZ0vmkxjCkEs6AsklmAInAZQWcAOdKtdHeAMXkScEviHmW/QFuNGbOO8QYwJTAJYmMfkwltLhZVRlSBUUnxSinyEgcup6jWaKaPClYZbDO553FfDuWTS9jg6mEEYG/Hye5OOpncD65hSOFKdOMsabSBwqTJYVBmFFc8m5iF1SO4JJEzmEwIjBicEG0IZXQ02AJzmHf0RzdM1lSsCcQGBgouqAcqR/KWgtzANMCB3g560nyU3xSYxCMGrS9uXKdonO09ug0WVKwC8r9qDh3yZwqt8cn9AQFNFegUUdwayQO+BJMG7S+KbTZZh+NLqpJkoJrPy9cuCDU96lTp4a0RbI5gqU2NQZTCSMGxSfLcfoZtPU5ukfXc6RFp0mSgvs60KSi0GKUGE/gDjpcyERisJVOXcFUSqFN74KjeyPdBDQpUlBc0r6muGTLOT4+fkwcvbEGfQzqKPZB6GNwTy7uusdHSPDRmPxeRhImRQp6EKwyOCfBGQQ2ksYrKCppXLHyYCohKejmcrCIFjm1xUilEZMiBcUlhSWNKgqtD12+8Qj6MlwbS2Kwu2p4YM2OHTuQmpo6YkaeEUkhhfnOZjRVvUJZoQqFqgLpTs9HXn6BdJTgZXVbvw95Y96k588VV3T65PyE4MGAXg1XqdPi5ywnp7/ZA6LeGKlIakRSaKFrKcOrzGjE+brC5cQZuJ8PQbh0ocPDIhGdmIl7LxpRo9b2esgbwyDH6mjesB5PT0/Xn1HA74Y3DCMGowQF+M8//4xp06aJx26PhMNr3EihrkFTlg8uHVmLeTbHsMv7BnJy7yPnbggCXI5KoskfIbeLUSL9Hh8SgyUn5xlp6fIXlUN/w9hgKmGZTu/mu+++w8SJE4XW4DCOsWFcTaGTQr7KG3HO1phg5YP9kQYH7jGSnVbDesJsrHVLQmyDlGn0ZzhzycjAsEiTZjibmsodvHm4qRsjxtSpUzFp0iSRao09umd8Ujw/h6snbTBxmTt2X3ghhT8prWgKkX7aFtun/AIb51iElL8nBYdnSAau36CmICk4ss9flKvJlePtwZuHpGC5yk3ZSIgvv/xSWOOZWVnQaAxpRAddtxZajUa81j2EAsX4pCjyR4KLFSbN3gqrPcFISohC3AUn7F+/CsuXO8AlNhd5re/TB0stLstnnuRKbGoKlqMsu/h35Xh/cGqLzTNWaN9++y2++OILfP311zh12gOVtXr7u6UYpTl3kJ6ajhvpD5Hz/CUqGlvQoO6GeoCzOkYmRYdEigAkHF+KSdPXY+Efngi74IGAI8tgNWcBpi47jdPJL1AuccdACpaebBtzr0lauRRSVNrK8emD3w8NLPZCuLGapaWVEKGvCx+ivuIJsm/GI/ZyFCIjY3D5SjwSoi8jOSkFKfnVeCbxpqfI/xSMHykK/RB/chUmWxzDNu8HqKwoRnl+BAJ3LoHFlHlYduQKwlXdaNN/OoZFiijOFvCgV8GldvxTOT4+DN8LB4+4Co3T7SrVM5SX5KH6tjdivByw51gEfBNUKK6swpvKAmSHnkDQYXscv5KDhEpgIMHCuKSAFCleSOnDYyP+s8YPjlcME9edKI/cAaeZ/4P/XeoIu5gm1Mu76Tm6aHyAFKdN2Ll8I+z87iGx1LA0QI3GR5G4ddETfhJR0iQNrxmAxjAuKTSN6Mo+hXCHxfjnvEPY7JmJqtoa1NWUI+fiHpyw/AHT17lhz9VaKcfp/42C4UFXgOoMF+yca4kFS1wRrKp//1xWQlOBtroiFJY2oUwqBgfSSjIuKVpKUH1tD06u/BH//b0lpm3wQGhkKKJD3HHMzgZrLDdgm08a4l92oEM+U3Vji7o0lISuxaIpVvh5dRiSKtXi8VjvwdCgQVdnt3Tof/wMjEuKtgrUPYxE3Nkj2HfYHc7nohGfGIfk2AD4e5+Dl38y0grqwG1FR6aVMw5RcRWFZy0wc+oqTLSNxc2q4feLjCw0u6HTdKKrQ412Puit4+OHvKk7pfpZYYNxUZeO0vCNWPqLBSZbB+JKWRuVXQ9I3zsfsDeQ0kOCkYWmglFHZwlqstxxYO5MqUTdDZfMOny8pXwTNM0VKK9uRTVL0lFPHwrGAFIErr2PdFc72FtbY9PxUHgl3EbGwyd4kqdCfu5j5OdJpWxZEyolUgxkBEMhhQyg07Whs/Q6bgUexL4tdrDdcRCOnn7wDYlEWPR1JGWoUFTXjnYlfYw3NKH51WPcT76GhPgUpGbcR9bjHGTnlaDoVQOaJD03UDmnkEJBLyikUNALCikU9IJCCgU9APw/YdgHAacj28UAAAAASUVORK5CYII=)
In the figure, AB = AC,
and
Then
![](data:image/png;base64,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)
In the figure,
and
are two exterior angle measures of
ABC Then
is
![](data:image/png;base64,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)
In the figure,
and
are two exterior angle measures of
ABC Then
is
![](data:image/png;base64,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)
How many days are there from 2nd Jan 1983 to 15th March 1983 ?
Therefore, number of days between 2nd Jan 1983 to 15th March 1983 is 72 days.
How many days are there from 2nd Jan 1983 to 15th March 1983 ?
Therefore, number of days between 2nd Jan 1983 to 15th March 1983 is 72 days.
At what time between 1 A.M and 2 A.M will both hands of a clock point in opposite directions ?
The time is minutes past 1 o'clock when the both hands are in opposite direction.
At what time between 1 A.M and 2 A.M will both hands of a clock point in opposite directions ?
The time is minutes past 1 o'clock when the both hands are in opposite direction.
Ramu can complete
of the work in 5 days and Ravi can complete
of the same work in 6 days How long would both of them take to complete that work, if they work together ?
Therefore, to complete the work, It takes 12 days if they work together.
Ramu can complete
of the work in 5 days and Ravi can complete
of the same work in 6 days How long would both of them take to complete that work, if they work together ?
Therefore, to complete the work, It takes 12 days if they work together.
If A, B and C can finish a piece of work in 12 days, 15 days and 20 days respectively If all the three work at it together and they are paid Rs 960 for the whole work, how should the money be divided among them ?
Therefore, the money should be divided in the ratio of 5:4:3
i.e, A's share=400
B's share=320
C's share=240
If A, B and C can finish a piece of work in 12 days, 15 days and 20 days respectively If all the three work at it together and they are paid Rs 960 for the whole work, how should the money be divided among them ?
Therefore, the money should be divided in the ratio of 5:4:3
i.e, A's share=400
B's share=320
C's share=240