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What is sin (90 - A) cos (90 - A) equal to?

Last updated at March 16, 2023 by

Trigonometric Ratios of complementary angles are

  1. sin (90° − θ) = cos θ
  2. cos (90° − θ) = sin θ
  3. tan (90° − θ) = cot θ
  4. cot (90° − θ) = tan θ
  5. sec (90° − θ) = cosec θ
  6. cosec (90° − θ) = sec θ

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.