SOLUTION: I'm supposed to show that for an isosceles right triangle, where c is the hypotenuse and a is one leg,c=a*the square root of 2.

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Question 190486This question is from textbook BJU Press Geometry
: I'm supposed to show that for an isosceles right triangle, where c is the hypotenuse and a is one leg,c=a*the square root of 2.This question is from textbook BJU Press Geometry

Answer by solver91311(12126) About Me  (Show Source):
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If it is an isosceles right triangle, then both of the legs are the same length, namely a, because of the definition of isosceles.

Pythagoras' Theorem says:



But for this triangle, so:



John