8
Answer: DSet 2: Triangles (Advanced)
Explanation
PROBLEM
Recent studies show that a right triangle has one leg of length 6 and hypotenuse 10. What is the other leg?
A right triangle has one leg of length 6 and hypotenuse 10. What is the other leg?
A.
11
B.
9
C.
5
D.✓ Correct
8
Detailed Explanation
[Variation 1] Choice D is the best answer. b squared = 10 squared - 6 squared = 100 - 36 = 64. b = 8
Why others are wrong:
A: 11 is incorrect because it does not satisfy the equation.
B: 9 is incorrect because it does not satisfy the equation.
C: 5 is incorrect because it does not satisfy the equation.