Ask Question
3 May, 12:04

Use the steps to determine the exact value of sin (-135)

+2
Answers (1)
  1. 3 May, 12:27
    0
    Sin (-135)

    = - sin (90 + 45)

    = sin (90) cos (45) + cos (90) sin (45)

    = (1 x 1/√2) + (0 x 1/√2)

    = - 1/√2

    = - (√2) / 2
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Use the steps to determine the exact value of sin (-135) ...” 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