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09-01-2018
Mathematics

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If the leg of a 45-45-90 triangle is 19, approximately how long is the hypotenuse?

Respuesta :

18-01-2018

The cosine of an angle is the quotient of the side that angle lay on and the hypotenuse.
x-hypotenuse
cos45=19/x
0.707=19/x, x=19/0.707, x=26.9
Hypotenuse is approximately 27.

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