Grade 8 Math MCQ

Grade 8 Math Quiz Answers - Topic

Cosine rule Multiple Choice Questions (MCQ) to solve cosine rule quiz answers PDF to learn 8th grade math online course. Trigonometry and Trigonometry Formulas Multiple Choice Questions and Answers (MCQs), Cosine Rule quiz questions PDF for free online courses. "Cosine Rule Book" PDF: sine rule and formula, cosine rule test prep for distance learning.

"For the Cosine Rule of any triangle ABC, the b² is equal to" Multiple Choice Questions (MCQ) on cosine rule with choices *a² - c² + 2ab cos a, a³ + c³ - 3ab cos a, a² + c² - 2ac cos b, and a² - c² 4bc cos a* for free online courses. Learn trigonometry and trigonometry formulas quiz questions for online certificate programs for online certificate courses.

**MCQ**: 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**: 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**: 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**: 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**: The Cosine Rule is also known as

Sine triangle

Cosine Formula

Cosine Triangle

Cosine Area

b