Question 974948
30-60-90  has ratio of 1, sqrt (3), 2
If hypotenuse 30, short side is 15, and longer is 15 (sqrt(3) )
900=225+675 by Pythagorean theorem.

45-45-90 triangle
hypotenuse is 1; legs are sqrt(2)/2

11/sqrt(2)= (11/2) * sqrt (2)

Pythagorean Theorem
121=(121/4)*2 * 2 legs=121