Class 8 math Practice Tests

Class 8 Math Online Tests

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 the Cosine Rule of any triangle ABC, the 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.

MCQ 1:

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

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

c

MCQ 2:

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

- c² + a² + 2ac cos C
- a² + b² - 2ab cos C
- a² + b² + 2ab cos A
- a² - b² + 2ab sin A

b

MCQ 3:

Considering The Cosine Rule of any triangle ABC, the possible measures of angle A includes

- angle A is obtuse
- angle A is acute
- angle A is right-angle
- all of above

d

MCQ 4:

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

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

a

MCQ 5:

The Cosine Rule is also known as

- Sine triangle
- Cosine Formula
- Cosine Triangle
- Cosine Area

b

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Cosine Rule MCQs

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