Question

Mr. James saw an advertisement of a T.V.in the newspaper where it is mentioned that the T.V. is 22 inches high and 18 inches wide. But TVs are usually listed by their diagonal size (because that is the biggest number). Calculate the diagonal length of its screen for Mr. James.

Answer 1

Answer:

28.43 inches.

Step-by-step explanation:

By the Pythagoras theorem the diagonal

=  √( 22^2 + 18^2)

= 28.43 inches.