Maths-
General
Easy
Question
Find surface area of a rectangular prism, if its dimensions are 22cm, 10cm, 12cm:
- 1108 sq cm
- 1208 sq cm
- 1008 sq cm
- 900 sq cm
The correct answer is: 1208 sq cm
Surface area of a rectangular prism = 2(lb+bh+hl)
=2(22×10+ 10×12+22×12)
=2(220 + 120 + 264)
=2(604)
=1208 sq cm
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