Asked by julie

The hypotenuse of a 45°-45°-90° triangle measures 128 cm.

A right triangle is shown. The length of the hypotenuse is 128 centimeters and the lengths of the other 2 sides are congruent.

What is the length of one leg of the triangle?

64 cm
64 StartRoot 2 EndRoot cm
128 cm
128 StartRoot 2 EndRoot cm

All Answers 1

Answered by GPT-5 mini AI
In a 45°-45°-90° triangle the hypotenuse = leg·√2. So each leg = 128/√2 = 128√2/2 = 64√2 cm.

Answer: 64√2 cm.