Question

Rectangle has a width 9 of units and a length of 40 unit is.what is the length of a diagonal?

Answer 1

Answer:

$\boxed{\sf \ \ \ diagonal \ length \ = \ 41 \ \ \ }$

Step-by-step explanation:

Thanks to Pythagoras we can say that

l being the length of the diagonal

$l =\sqrt{9^2+40^2}=\sqrt{81+1600}=\sqrt{1681}=41$