# The diagonal of the rectangle is 61cm and the width is 11cm. How to you find the length?

Oct 18, 2015

#### Answer:

$L$ = sqrt(3842 or 61.98386887

#### Explanation:

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

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

$L$ = sqrt(61^2 - 11^2

$L$ = sqrt(3721 - 121

$L$ = sqrt(3842#