A surveyor measures costheta = 0.8 for an acute angle. Then sintheta is:

  1. 0.8
  2. 0.2
  3. 0.6
  4. 1.25
Answer

C) 0.6

sintheta = 1 - 0.64 = 0.36 = 0.6. SLO M-09-B-24 · Application

Mathematics MCQ · More Trigonometric Identities MCQs · Practise