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OpenStudy (anonymous):
Hi Im am not sure how to find the area of cross sections. One particular problem had me confused. Here it is, A sphere w/ radius 5 is cut by a plane 3cm from the top. Find the area of the resulting cross section. Please someone help me i really need to learn this. thanks
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OpenStudy (anonymous):
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OpenStudy (anonymous):
Find AB, which will be the diameter of the circle formed by the cross section.
OpenStudy (anonymous):
but it is a sphere
OpenStudy (anonymous):
So what? The dimensions I showed above hold.
OpenStudy (anonymous):
ok so i can use Pythagorean method to solve for the radius, correct ?
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OpenStudy (anonymous):
Correct.
OpenStudy (anonymous):
thank you so much!
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