Question

Don't know and can you explain

Answer 1

The first choice:
He walks a triangle, so we need to find the length of the hypotenuse
[/tex]a^{2} + b^{2} = c^{2} [/tex]
so
$4^{2} + 5^{2} = c^{2}$
and when calculated equals:
41
what times itself equals 41?
6.40312423743

Answer 2

Im pretty sure its C 

hoped i helped