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Kashvi Rao
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Asked: 2020-10-30T03:23:45+00:00 In:

Express sin 67° + cos 75° in terms of trigonometric ratios of angles between 0° and 45°.

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NCERT Solutions for Class 10 Maths Chapter 8
Important NCERT Questions
Introduction Trigonometry
NCERT Books for Session 2022-2023
CBSE Board and UP Board Others state Board
EXERCISE 8.3
Page No:190
Questions No:7

2020-2021cbsechapter 8class10introduction trigonometrymathematicsncert
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    2 Answers

    1. Get Hindi Medium and English Medium NCERT Solution for Class 10 Maths to download.
      Please follow the link to visit website for first and second term exams solutions.
      https://www.tiwariacademy.com/ncert-solutions/class-10/maths/chapter-8/

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    2. Best Answer

      We know that sin θ = cos (90° – θ) and cos θ = sin (90° – θ)
      Therefore, sin 67° + cos75° = cos (90°- 67°) + sin (90° – 75°)
      = cos 23° + sin 15°

      Explanation video🙌😀

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