Chapter 7: Class 8 Math Exam Tests

Class 8 Math MCQs - Chapter 7

The *Trigonometry and trigonometry formulas Multiple Choice Questions (MCQs) with Answers PDF* (trigonometry and trigonometry formulas MCQs PDF e-Book) download Ch. 7-1 to study Grade 8 Math Course. Learn Trigonometry and Trigonometry Formulas Quiz Questions and Answers to study online certification courses. The *Trigonometry and Trigonometry Formulas MCQs App* Download: Free learning app for cosine rule, sine rule and formula test prep for distance learning.

The Multiple Choice Question (MCQ): *For the Cosine Rule of any triangle ABC, the b² is equal to;* "Trigonometry and Trigonometry Formulas" App Download (Free) with answers: A³ + c³ - 3ab cos A; A² - c² + 2ab cos A; A² + c² - 2ac cos B; A² - c² 4bc cos A; to study online certification courses. Solve Cosine Rule MCQ Questions, download Google eBook (Free Sample) for online certificate courses.

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:

*In a triangle ABC, if angle A = 72°, angle B = 48° and c = 9 cm then the Ĉ is*

- 69°
- 66°
- 60°
- 63°

c

MCQ 4:

*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 5:

*The sine rule for a triangle states that*

- a/sin A = b/sin B = c/sin C
- sin A/a = sin B/b = sin C/c
- a/sin A + b/sin B + c/sin C
- 2a/sin A = 2b/sin B = 2c/sin C

b

Indices and Standard Form MCQs

Mensuration Arc Length, Sector Area and Radian Measure MCQs

Linear Inequalities MCQs

Trigonometric Ratios MCQs

Trigonometry and Trigonometry Formulas MCQs

Math Applications MCQs

Coordinate Geometry MCQs

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