Class 8 Courses

Chapter 7: Class 8 Math Exam Tests

Class 8 Math MCQs - Chapter 7

# Trigonometry and Trigonometry Formulas Multiple Choice Questions (MCQ) PDF - 2

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The Trigonometry and trigonometry formulas Multiple Choice Questions (MCQ Quiz) with Answers PDF, Trigonometry and Trigonometry Formulas MCQ PDF Download e-Book Ch. 7-2 to learn Grade 8 Math Course. Study Trigonometrical Ratios Multiple Choice Questions and Answers (MCQs) PDF, Trigonometry and Trigonometry Formulas Quiz Questions and Answers to study distance learning courses. The Trigonometry and Trigonometry Formulas MCQ App Download: Free educational app for trigonometrical ratios, cosine rule test prep for online courses.

The MCQs: By expressing sin 125° in terms of trigonometrical ratios, answer will be; "Trigonometry and Trigonometry Formulas" App (Android & iOS) with answers: Sin 55° = 0.8192; Sin 65° = 0.9128; Sin 70° = 0.5384; Sin 72° = 0.1982; to study distance learning courses. Practice Trigonometrical Ratios MCQ Questions, download Apple Book (Free Sample) for distance learning classes.

## Trigonometry and Trigonometry Formulas Questions & Answers : MCQ Quiz 2

MCQ 6:

By expressing the sin 125° in terms of trigonometrical ratios, the answer will be

1. sin 65° = 0.9128
2. sin 55° = 0.8192
3. sin 70° = 0.5384
4. sin 72° = 0.1982
MCQ 7:

By expressing the cos 113° in terms of trigonometrical ratios, the answer will be

1. − cos 76° = -0.7093
2. − cos 65° = -0.4258
3. − cos 67° = -0.3907
4. − cos 62° = -0.8520
MCQ 8:

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 9:

The Cosine Rule is also known as

1. Sine triangle
2. Cosine Formula
3. Cosine Triangle
4. Cosine Area
MCQ 10:

If the sine is 0.896 then the value of acute angle is

1. 78°
2. 72°
3. 63.64°
4. 65°

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