Question

Television screens are described according to the measure of the diagonal. A 60-inch screen is 48 inches long. What is the height?

Answer 1

36
Use Pythagorean Theorem.
a^2 + b^2 = c^2
60 = c
48 = a
Solve for b
c^2 - a^2 = b^2
60^2 - 48^2 = 36
Use a calculator.