Question

What was Ahmed's first error? In Step 1, the radius should be found by multiplying the diameter by 2. In Step 2, the formula 2 pi r should be used to find the area of the circle. In Step 3, the resulting area should be in terms of pi. In Step 4, the units of the resulting volume should be Centimeters squared.

Answer 1

Step 2

Explanation:

To find the area you do pi x r^2.

He did 2 x pi x r which finds the circumference,