Algebra Word Problem
posted by pj on .
COULD SOMEONE PLEASE HELP ME WITH THIS PROBLEM!!!!!!!!
Television Sets. What does it mean to refer to a 20in TV Set? Such units refer to the diagonal of the screen. A 20in TV Set also has a width of 16 inches. What is its height what is the height of a 20in TV? ______ inches.

diagonal is the hypotenuse
h^2 + 16^2 = 20^2
h^2 + 256 = 400
h^2 = 144
h = 12