Question

In a 45 degree 45 degrees 90 degrees triangle, if the two legs each have a length of 4, what is the length of the hypotenuse?

Answer 1

Here is a good explanation of 45 45 90 triangles:
http://www.1728.org/trig2.htm

Answer 2

That link made it even more confusing.

Answer 3

This is what is known as an isosceles triangle, two sides are the same length and two of the angles are the same length.

Answer 4

Could you please draw me a picture of the triangle described in the question so you can see what you are dealing with here? :)

Answer 5

There was no picture described in the triangle.