A sphere rests on an open cylinder of diameter 30 cm and a height of 9 cm. If the sphere just touches the base of the cylinder, find the diameter of the sphere.

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anonymous · Answer

@robtobey 
@radar

anonymous · Answer

@theEric : hey! Eric. XD i have another problem. :3 need your help.

anonymous · Answer

@genius12

anonymous · Answer

@genius12  can i ask some help with this problem? :(

anonymous · Answer

@louiseopura I'm thinking. This isn't an easy problem.

anonymous · Answer

Ok the way I solved this problem seems to work fine. I'm not 100% if the intersecting chords theorem can be applied the same way to a sphere the way it is to a circle but based on that I solved this question. Let's first take a look at this diagram:|dw:1375014676020:dw|