Cosine Rule MCQs Quiz Worksheet PDF Download

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Study elementary school courses, online math degree programs MCQs: for cosine rule of any triangle abc, c² is equal to, for online education degree with options c² + a² + 2ac cos c, a² + b² - 2ab cos c, a² + b² + 2ab cos a, and a² - b² + 2ab sin a with online eBooks download for problem-solving skills for middle school and high school students. Free math student portal for online learning cosine rule quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Cosine Rule Quiz PDF Download

MCQ: For Cosine Rule of any triangle ABC, b² is equal to

  1. a² - c² + 2ab cos A
  2. a³ + c³ - 3ab cos A
  3. a² + c² - 2ac cos B
  4. a² - c² 4bc cos A

C

MCQ: For Cosine Rule of any triangle ABC, c² is equal to

  1. c² + a² + 2ac cos C
  2. a² + b² - 2ab cos C
  3. a² + b² + 2ab cos A
  4. a² - b² + 2ab sin A

B

MCQ: Considering Cosine Rule of any triangle ABC, possible measures of angle A includes

  1. angle A is obtuse
  2. angle A is acute
  3. angle A is right-angle
  4. all of above

D

MCQ: For Cosine Rule of any triangle ABC, a² is equal to

  1. b² + c² - 2bc cos A
  2. b² + a² - 2ac cos A
  3. b³ + c³ - 2bc cos B
  4. b² - c² + 3bc cos C

A

MCQ: Cosine Rule is also known as

  1. Sine triangle
  2. Cosine Formula
  3. Cosine Triangle
  4. Cosine Area

B