If tan θ = 12/5, find sin θ.
Show answer & explanation
Correct answer: B
Explanation
Given:
tanθ = 12/5
By the formula:
tanθ = perpendicular / base
Let
perpendicular = 12
base = 5
hypotenuse = √(12 × 12 + 5 × 5)
= √(144 + 25)
= √169
= 13
sinθ = perpendicular / hypotenuse = 12 / 13