📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!
  • google app store apple app store
    • ✖

      Question

      Find the value of sin²50° +

      sin²40°.
      A 1/2 Correct Answer Incorrect Answer
      B 1 Correct Answer Incorrect Answer
      D 2 Correct Answer Incorrect Answer

      Solution

      sin²40° = cos²50°
      Also we know that sin²A + cos²A = 1
      sin²50° + cos²50 = 1

      Practice Next
      More Trigonometry Questions

      Relevant for Exams:

      ask-question