Question

The legs of a 45-45-90 triangle have a length of 8 units. What is the length of one of its hypotenuse?
A. 8Sqrt2 units
B. 4Sqrt2 units
C. 4 units
D. 8 units

Answer 1

For the answer to the question above asking what is the length of one of its hypotenuse if the legs of a 45-45-90 triangle have a length of 8 units?
The answer is √(8²+8²)=√(2*8²)=8√2=11,3137084 according to my calculator.
But based on the given choices the answer would be A.8Sqrt2 units 

Answer 2

Hello there.

The legs of a 45-45-90 triangle have a length of 8 units. What is the length of one of its hypotenuse?

A. 8Sqrt2 units