honors geometry
posted by kourtney on .
find the area of a triangle where sides are 25, 25 and 14

This is an Isoceles triangle whose base
is 14 units long.
(14/2)^2 + h^2 = (25)^2,
h^2 = 625  49 = 576,
h = 24 units.
A = bh/2 = 14*24/2 = 168 sq. units.