Mathematics, 28.07.2019 14:00 kdfawesome5582
Cylinder a has radius r and height h as shown in the diagram. cylinder b has radius 2r and height 2h. how many times greater is the surface area of cylinder b than the surface area of cylinder a?
Answers: 1
![A_2=2\pi (2r)(2r+2h)=4[2\pi r(r+h)]](/tpl/images/0143/0951/6b8c3.png)
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Cylinder a has radius r and height h as shown in the diagram. cylinder b has radius 2r and height 2h...
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