Mathematics
Grade9
Easy

Question

Find the volume of the given cone.

  1. 1526.82 miles3    
  2. 1326 cm3    
  3. 6104.16 mi3    
  4. 1026.04 mi3    

hintHint:

The volume of a cone is given by 1 third cross times straight pi cross times left parenthesis base space radius right parenthesis squared cross times height

The correct answer is: 1526.82 miles3


    Volume = fraction numerator 1 over denominator 3 end fraction pi r to the power of 2 end exponent h
    equals fraction numerator 1 over denominator 3 end fraction cross times pi cross times 9 to the power of 2 end exponent cross times 18
    equals 486 pi
    = 1526.82 miles3

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