Learn trigonometry and trigonometry formulas MCQs, grade 8 math test 5 for online learning courses and test prep, cosine rule multiple choice questions and answers. Cosine rule revision test includes math worksheets to learn for grade 8 math word problems with answers.

Math multiple choice questions (MCQ): considering cosine rule, b² + c² - a²⁄2bc is equal to with choices cos c, cos d, cos b and cos a, cosine rule quiz with online schools' course questions and answers for formative assessment of students. Free math study guide to learn cosine rule quiz to attempt multiple choice questions based test.

## MCQs on Trigonometry and Trigonometry Formulas Quiz PDF Download Worksheets 5

MCQ: Considering Cosine rule, b² + c² - a²⁄2bc is equal to

1. cos D
2. cos C
3. cos B
4. cos A

D

MCQ: If sine is 0.2586 then value of acute angle is

1. 14.99°
2. 16°
3. 18°
4. 17.98°

A

MCQ: Dimensions of solid includes

1. length
3. height
4. all of above

D

MCQ: Considering 0° < x < 180°, angle of cos x = -0.8726 is

1. 167.35°
2. 165.82°
3. 160.72°
4. 150.76°

D

MCQ: Formula for area of a triangle is

1. 1/height x base
2. height x base
3. 1/2 x base x height
4. 1/base x height

C