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Home > MC2 > Chapter 9 > Lesson 9.3.3 > Problem 9-109

9-109.

The hypotenuse and one leg of a right triangle are and meters. What is the length of the third side?  

Use the Pythagorean Theorem.


Substitute for the hypotenuse and for leg .


Now simplify.


                    

Take the square root of each side.

meters