Practice trigonometry and trigonometry formulas MCQs, grade 8 online math test 3, three dimensional problems multiple choice questions and answers. Three dimensional problems revision test has math worksheets, helping answer key with choices as infinite, zero, one and negative of multiple choice questions (MCQ) with three dimensional problems quiz as the number of dimensions a line can have is for competitive exam prep, viva interview questions. Free math study guide to practice three dimensional problems quiz to attempt multiple choice questions based test.

## MCQs on Trigonometry and Trigonometry Formulas Quiz PDF Download Worksheets 3

MCQ. The number of dimensions a line can have is

1. zero
2. infinite
3. one
4. negative

C

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

1. 52.57°
2. 36.87°
3. 45°
4. 47.23°

B

MCQ. 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°)

A

MCQ. 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

A

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

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

B