# How do you find the diagonal of the rectangle if the length is 120cm and the width is 70cm?

Oct 18, 2015

$10 \sqrt{193}$

#### Explanation:

$d$ = sqrt(L^2 + W^2

$d$ = sqrt(120^2 + 70^2

$d$ = sqrt(14400 + 4900

$d$ = sqrt(19300

$d$ = $10 \sqrt{193}$