Question

If the hypotenuse of a 45°-45°-90° triangle is 13, what is the length of one of the legs?

Answer 1

In a 45-45-90 triangle, the leg can always be found by \[\large \sf Leg~=~\frac{1}{2} H \sqrt{2}\]

Answer 2

A) 13 square root 5 / 5
B) 13 square root 2 / 2
C) 13 square root 3
D) 13 square root 5

Answer 3

13/sqrt(2)
http://www.1728.org/trig2.htm

Answer 4

over 2?

Answer 5

I calculate 13/sqrt(2)