Class 8 Courses

Chapter 7: Class 8 Math Exam Tests

Class 8 Math MCQs - Chapter 7

# Trigonometry and Trigonometry Formulas Quiz Questions and Answers PDF - 3

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## Trigonometry and Trigonometry Formulas Questions & Answers : MCQ Quiz 3

MCQ 11:

The number of dimensions a line can have is

1. zero
2. infinite
3. one
4. negative
MCQ 12:

If the cosine is 0.8 then the value of acute angle is

1. 52.57°
2. 36.87°
3. 45°
4. 47.23°
MCQ 13:

For any acute angle, sine A is equal to

1. sin (180° - A)
2. sin (90° - A)
3. sin (180° + A)
4. sin (2A - 180°)
MCQ 14:

If a = 9.7 cm, angle B = 64° and c = 8.8 cm then the area of Δ ABC is

1. 38.36 cm²
2. 42.36 cm²
3. 25 cm²
4. 24.35 cm²
MCQ 15:

The line which is perpendicular to the line passing through intersection point is called

1. triangular
2. normal
3. trigonometrical
4. angular

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