Question

What is the extended ratio relating the side lengths of a 45-45-90 triangle?

A. x:x:x2‾√
B. x:x3‾√:2x
C. x:x2‾√:3x
D. x:x:x3‾√

Answer 1

A x:x:x radical 2. The others are for the triangle 60-30-90 degrees

Answer 2

$A.\ x:x:x\sqrt2$

Look at the picture.