Problema Solution
A particular color television has a rectangular screen with a 19.5inch width It's height is 17 inches what is the measure of the diagonal of the screen, to the nearest tenth of an inch?
Answer provided by our tutors
Let
W = 19.5 in
H = 17 in
D = the diagonal, D>=0
Using the Pythagorean Theorem we have:
D^2 = W^2 + H^2
D^2 = 19.5^2 + 17^2
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click here to see the step by step solution for D
........
D = 25.9 in
The diagonal is 25.9 inches long (to the nearest tenth).