The hypotenuse of a 45°-45°-90° triangle measures 128 cm. What is the length of one leg of the triangle? 64 cm 64,7 cm 128 cm 128,2 cm

Question

asked Jul 13, 2020 187k views

1 Answer

Habnabit · Answer 1 · 2020-07-19T02:56:37+0000

Good evening ,

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Answer:

None of them is correct.

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Explanation

We have to solve the equation:

x²+x²=128² ⇔ 2x²=128² ⇔ x²=128²/2 ⇔ x=128/(√2) ≈ 90,5.

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