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Trigonometry Right Isosceles triangle: solve for the length of the unknown legs


New member
Jan 31, 2019
For a right isosceles triangle (45-45-90) of hypotenuse 1, solve for the length of the unknown legs. Give an exact answer and rationalize the denominator in the final answer.


Well-known member
Mar 31, 2013
kindly in form what you have tried so that we can help you

Country Boy

Well-known member
MHB Math Helper
Jan 30, 2018
Call the length of each leg "x" and set up the Pythagorean theorem. Solve for x.