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01-06-2017
Mathematics

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A 45-45-90 triangle has a hypotenuse of length 9. What is the length of one of its legs? If necessary, round your answer to two decimal places.

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Lorenzo07 Lorenzo07

01-06-2017

HL(c) = a² + b² = c²
c = 9
c² = 18
√18= 4.24264068712

So! since this triangle is a "45° 45° 90°"
The two short legs are equivalent

meaning each side equals; 4.24264068712

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