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The Cosine rule Multiple Choice Questions (MCQ Quiz) with Answers PDF, Cosine Rule MCQ PDF e-Book download to practice Grade 8 Math Tests. Learn Trigonometry and Trigonometry Formulas Multiple Choice Questions and Answers (MCQs), Cosine Rule quiz answers PDF to learn online certificate courses. The Cosine Rule MCQ App Download: Free learning app for sine rule and formula, cosine rule test prep for online degrees.

The MCQ: For Cosine Rule of any triangle ABC, c² is equal to; "Cosine Rule" App Download (Free) with answers: C² + a² + 2ac cos C; A² + b² - 2ab cos C; A² + b² + 2ab cos A; A² - b² + 2ab sin A; to learn online certificate courses. Solve Trigonometry and Trigonometry Formulas Quiz Questions, download Google eBook (Free Sample) for taking online classes.

## Cosine Rule MCQs: Questions and Answers

MCQ 1:

For the Cosine Rule of any triangle ABC, the 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
MCQ 2:

For the Cosine Rule of any triangle ABC, the 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
MCQ 3:

Considering The Cosine Rule of any triangle ABC, the 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
MCQ 4:

For the Cosine Rule of any triangle ABC, the 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
MCQ 5:

The Cosine Rule is also known as

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