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OpenStudy (anonymous):
Two similar cylinders have heights 6 inches and 15 inches. What is the ratio of their surface areas? Answer 4 : 25 8 : 25 9 : 10 9 : 25
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jhonyy9 (jhonyy9):
the surface area of a cylinder is 2pir *height so than the ratio will be 6/15 = 2/5
OpenStudy (cwrw238):
6^2 : 15^2
OpenStudy (cwrw238):
or 4:25
OpenStudy (anonymous):
the surface area for the cylinder is the same as the circle and has nothing to do with height
OpenStudy (anonymous):
|dw:1337716417085:dw|
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