2

Set 3: Trigonometry (Beginner)

Explanation

Answer: B

PROBLEM

In a right triangle, the opposite side is 5, adjacent side is 12, and hypotenuse is 13. Find tan(angle).

In a right triangle, the opposite side is 5, adjacent side is 12, and hypotenuse is 13. Find tan(angle).

A.

12/13

B.

5/12

✓ Correct
C.

13/5

D.

5/12

Detailed Explanation

Choice B is the best answer. tan = opposite/adjacent = 5/12

Why others are wrong:
A: 12/13 is incorrect because it does not satisfy the equation.
C: 13/5 is incorrect because it does not satisfy the equation.
D: 5/12 is incorrect because it does not satisfy the equation.