Without tables, sin^2 37^circ + cos^2 37^circ =

  1. sin 74^circ
  2. 2
  3. 1
  4. 0
Answer

C) 1

sin^2theta + cos^2theta = 1 for every angle. SLO M-09-B-24 · Application

Mathematics MCQ · More Trigonometric Identities MCQs · Practise