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OpenStudy (anonymous):
In a 45°- 45°- 90° right triangle, the length of the hypotenuse is 15. How long are the legs?
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OpenStudy (anonymous):
15^2=2x^2 solve for x
OpenStudy (anonymous):
how do i get x?
OpenStudy (anonymous):
15=2x now solve for x
OpenStudy (anonymous):
does x = 7.5?
OpenStudy (anonymous):
yes, so each leg is 7.5
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