Constructions MCQ Questions for Class 9 Maths Chapter 11 with Answers

We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 9 Mathematics book Chapter 11 Constructions with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam, Taking the help of the Class 9 Mathematics Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of Constructions. Each Questions has four options followed by the right answer. Download the Mathematics Quiz Questions with Answers for Class 9 free Pdf and prepare to exam and help students understand the concept very well.

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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