Homework Help: math

Posted by michael on Tuesday, October 11, 2011 at 2:53am.

A wooden ball 7 inches in radius sinks to a depth of 10 inches in a river. Find the exposed area of the ball above the water.

math - Steve, Tuesday, October 11, 2011 at 4:39am
the area of a spherical cap of height h on a sphere of radius r is

A = 2 pi R h
= 2 pi * 7 * 4
= 56 pi = 175.9 in^2
math - Josh, Tuesday, November 29, 2011 at 5:49pm
58 cm times 55.6. try to find the area for this problem

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