Mathematics, 08.04.2021 21:00, Dee1738

Two cylindrical paint rollers are shown below. Roller X has a height of 8 inches and a radius of 1 inch. Roller Y has a height of 4 inches and a radius of inch. Marjorie wants to compare the surface area of just the painting surfaces of the rollers, i. e., the part of the roller that will touch the wall while
painting
1 in
2-1
Roller Y
<
Roller X
Note: At not to scale
How many times the painting surface area of Roller Y is the painting surface area of Roller X?
O 2
22
12
4

Answers: 2

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Two cylindrical paint rollers are shown below. Roller X has a height of 8 inches and a radius of 1 i...