A right triangle has legs of length 6 and 8. What is the length of its hypotenuse?
Answer and explanation
Correct answer: A. 10
- Step 1: Apply the Pythagorean theorem : .
- Step 2: Compute the squares and sum them: .
- Step 3: Take the square root: .
Answer
.
Why not the others: is the simple sum of the legs (), which violates the right triangle relation.
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