Homework Help: Geometry

Posted by Jay on Wednesday, March 9, 2011 at 5:14pm.

Find the length of the altitude of an isosceles triangle if one side has a length of 20 ft and a base of 14 ft?

Geometry - bobpursley, Wednesday, March 9, 2011 at 5:20pm
what is sqrt (20^2-7^2)
Geometry - Jay, Wednesday, March 9, 2011 at 5:31pm
(20^2-7^2) = 351
sqrt of 351 = 18.7

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