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## MCQ Questions for Class 9 Mathematics with Answers

## Q1. With the help of a ruler and a compass, it is possible to construct an angle of

(i) 40°

(ii) 37.5°

(iii) 47.5°

(iv) 35°

(ii) 37.5°

## Q2. Which of the following angles can be constructed using ruler and compasses?

(i) 35

(ii) 45

(iii) 95

(iv) 55

(ii) 45

## Q3. If we want to construct a triangle, given its perimeter, then we need to know:

(i) Sum of two sides of triangle

(ii) Difference between two sides of triangle

(iii) One base angles

(iv) Two base angles

(iii) One base angles

## Q4. With the help of a ruler and compass, it is possible to construct an angle of

(i) 40°

(ii) 37.5°

(iii) 65°

(iv) 50°

(ii) 37.5°

## Q5. An angle whose measure is more than 180° and less than 360° is called a

(i) Reflex angle

(ii) Acute angle

(iii) Straight angle

(iv) Complete angle

(i) Reflex angle

## Q6. Which of the following angles can be constructed using ruler and compass?

(i) 35°

(ii) 40°

(iii) 90°

(iv) 50°

(iii) 90°

## Q7. If a, b and c are the lengths of three sides of a triangle, then:

(i) a+b>c

(ii) a-b>c

(iii) a+b=c

(iv) a-b=c

(i) a+b>c

## Q8. Which of the following set of lengths can be the sides of a triangle?

(i) 2 cm, 4 cm, 1.9 cm

(ii) 1.6 cm, 3.7 cm, 5.3 cm

(iii) 5.5 cm, 6.5 cm, 8.9 cm

(iv) None of the above

(iii) 5.5 cm, 6.5 cm, 8.9 cm

## Q9. An angle whose measure is more than 180° and less than 360° is called a

(i) Reflex angle

(ii) Acute angle

(iii) Straight angle

(iv) Complete angle

(i) Reflex angle

## Q10. Two radii of the same circle are always:

(i) may inchired at any angle

(ii) parallel

(iii) parallel and may inchired at any angle

(iv) perpendicular

(iii) parallel and may inchired at any angle

## Q11. Which of the following angles can be constructed using ruler and compasses?

(i) 35°

(ii) 45°

(iii) 95°

(iv) 55°

(ii) 45°

### Q12. The side lengths 4cm, 4cm and 4cm can be sides of:

(i) Scalene Triangle

(ii) Isosceles Triangle

(iii) Equilateral Triangle

(iv) None of the above

(iii) Equilateral Triangle

## Q13. An external bisector of an angle measuring 70° will divide the angle into two angles measuring

(i) 35°

(ii) 55°

(iii) 70°

(iv) 110°

(ii) 55°

## Q14. The bisector of an angle lies in its

(i) Interior

(ii) On the arms of the angle

(iii) Any where in the plane

(iv) Exterior

(i) Interior

## Q15. With the help of a ruler and a compass, it is possible to construct an angle of

(i) 40°

(ii) 37.5°

(iii) 47.5°

(iv) 35°

(ii) 37.5°

## Q16. To construct an angle of 60 degrees, we need to draw first:

(i) A ray

(ii) An arc

(iii) Two rays

(iv) A straight line

(i) A ray

## Q17. Which of the following set of lengths can be the sides of a triangle?

(i) 2 cm, 4 cm, 1.9 cm

(ii) 5.5 cm, 6.5 cm, 8.9 cm

(iii) 1.6 cm, 3.7 cm. 5.3 cm

(iv) Non e of those

(ii) 5.5 cm, 6.5 cm, 8.9 cm

## Q18. Two radii of same circle are always :

(i) may inchired at any angle

(ii) perpendicular

(iii) parallel

(iv) parallel and may inchired at any angle

(iv) parallel and may inchired at any angle

### Q19. A rotating ray after making a complete rotation coincides with its initial position. The angle thus formed is

(i) reflex angle

(ii) straight angle

(iii) right angle

(iv) complete angle

(iv) complete angle

#### Q20. The construction of a triangle ABC with AB = 4 cm and ∠A = 60° is not possible when difference of BC and AC is equal to

(i) 3.5 cm

(ii) 4.5 cm

(iii) 2.5 cm

(iv) 3 cm

(ii) 4.5 cm

#### Q21. If a, b and c are the lengths of three sides of a triangle, then:

(i) a + b > c

(ii) a – b > c

(iii) a + b = c

(iv) a – b = c

(i) a + b > c

#### Q22. The construction of △ABC, given that BC = 5 cm, ∠B = 600 is not possible when the difference of AB and AC is equal to

(i) 4.2 cm

(ii) 5.9 cm.

(iii) 4 cm.

(iv) 3 cm.

(ii) 5.9 cm.

## Q23. Which of these triangles are possible to construct by knowing only its altitude?

(i) Right angled triangle

(ii) Equilateral triangle

(iii) Isosceles triangle

(iv) Any triangle

(ii) Equilateral triangle

## Q24. Which of these angles cannot be constructed using ruler and compasses?

(i) 120°

(ii) 60°

(iii) 140°

(iv) 135°

(iii) 140°

## Q25. Which of the following angles can be constructed using ruler and compass?

(i) 35

(ii) 40

(iii) 90

(iv) 50

(iii) 90

#### Q26. In Δ ABC, which of the following information is needed to construct it if it is known that measure of ∠B = 60 and BC = 6 cm :

(i) AB + BC

(ii) CA + AB

(iii) BC + CA

(iv) All of the above

(iv) All of the above

### Q27. In Δ ABC if ∠B = ∠C = 300, which of the following is the longest side?

(i) BC

(ii) AC

(iii) AB

(iv) None of these

(i) BC

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### MCQ Questions for Class 9 Mathematicss with Answers

**Lesson 1. Number Systems Class 9 MCQ****Lesson 2. Polynomials Class 9 MCQ****Lesson 3. Coordinate Geometry Class 9 MCQ****Lesson 4. Linear Equations for Two Variables Class 9 MCQ****Lesson 5. Introduction to Euclid’s Geometry Class 9 MCQ****Lesson 6. Lines and Angles Class 9 MCQ****Lesson 7. Triangles Class 9 MCQ****Lesson 8. Quadrilaterals Class 9 MCQ****Lesson 9. Areas of Parallelograms and Triangles Class 9 MCQ****Lesson 10. Circles Class 9 MCQ****Lesson 11. Constructions Class 9 MCQ****Lesson 12. Heron’s Formula Class 9 MCQ****Lesson 13. Surface Areas and Volumes Class 9 MCQ****Lesson 14. Statistics Class 9 MCQ****Lesson 15. Probability Class 9 MCQ**