Question

geometry help please

Answer 1

a^2+b^2=c^2
or rather in this case, a^2+a^2=c^2

Answer 2

The legs are 45 .
and it looks like a 45-45-90 triangle so
H = L √2
so
45√2

Answer 3

You could use the Pythagorean theorem but using the special right triangle formulas is a lot less work.

Answer 4

lol im horrible at math but thanks bro.