Question

Please help me solve these problems *all of them solved. I have been struggling the other day doing these. please give me the answers and the explanation.

Answer 1

Explanation:

Q1. volume of a cylinder

Ans. The way you find a volume of a regular object is multiplying the base area by height Here the base area is a circle so formula would be pi times r square (πr^2). To get the volume multiply it by 4. Final answer would be π(3)^2*4