Ask Question
18 November, 09:02

Evaluate csc330°.

A: - 2sqrt3/3

B: - 2

C: 2

D: 2sqrt3/3

+3
Answers (1)
  1. 18 November, 09:09
    0
    B: - 2

    Step-by-step explanation:

    The reference angle for 4th-quadrant angle 330° is 30°. The sine is negative in the 4th quadrant, so ...

    csc (330°) = 1/sin (-30°) = - 1/sin (30°) = - 1 / (1/2) = - 2
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Evaluate csc330°. A: - 2sqrt3/3 B: - 2 C: 2 D: 2sqrt3/3 ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers