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A right-angled triangle has hypotenuse 61 and one leg of length 11. What is the length of the other leg?

Competition practiceGeometry
  • A50
  • B66
  • C60
  • D72

Step-by-Step Solution

The missing leg is √ √(3721 − 121) = √3600 = 60. The numbers (11, 60, 61) form a Pythagorean triple. Simply subtracting the given lengths is not valid for right triangles.
Answer: C) 60

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