1
Answer: DSet 2: Trigonometry (Intermediate)
Explanation
PROBLEM
Recent studies show that in a right triangle, sin(A) = 3/5 and the hypotenuse is 5. Find the opposite side.
In a right triangle, sin(A) = 3/5 and the hypotenuse is 5. Find the opposite side.
A.
4
B.
5
C.
2
D.✓ Correct
3
Detailed Explanation
[Variation 1] Choice D is the best answer. opposite = sin(A) times hypotenuse = 3/5 times 5 = 3
Why others are wrong:
A: 4 is incorrect because it does not satisfy the equation.
B: 5 is incorrect because it does not satisfy the equation.
C: 2 is incorrect because it does not satisfy the equation.