# MCQ Questions | Class 9 Maths Chapter 11 | Constructions with Answers

## MCQ | Constructions Class 9

Check the below NCERT MCQ Questions for Class 9 Maths Chapter 11 Constructions with Answers Pdf free download. MCQ Questions for Class 9 Maths with Answers were prepared based on the latest exam pattern. We have Provided Constructions Class 9 Maths MCQs Questions with Answers to help students understand the concept very well.

### Objective Question | NCERT Maths Class 9

Book: National Council of Educational Research and Training (NCERT) Central Board of Secondary Education (CBSE) 9th Maths 11 Part-2 Constructions English

#### Ncert Solutions for Class 9 Maths | Objective Type Questions

You can refer to NCERT Solutions for Class 9 Maths Chapter 11 Constructions to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.
##### Constructions | Class 9 Maths | NCERT Solutions
 Q1. mcq for class 9 maths Constructions With the help of a rular and compass, it is not possible to construct an angle of A. 35° B. 67.5° C. 82.5° D. 7.5°
Ans: 35°
 Q2. mcq questions for class 9 maths chapter 11 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 A. 3.5 cm B. 4.5 cm C. 2.5 cm D. 3 cm
Ans: 4.5 cm
 Q3. mcq questions for class 9 maths ncert chapter 11 Which of these angles cannot be constructed using ruler and compasses? A. 120 B. 60 C. 140 D. 135
Ans: 140
 Q4. mcq questions for class 9 maths Constructions with answers On a ray AB with initial point A, Taking A as centre and some radius, draw an arc of a circle, which intersects AB, say at a point D. Taking D as centre and with the same radius as before, draw an arc intersecting the previously drawn arc, say at a point E. Draw the ray AC passing through E. Then, the measure of ?CAB is A. 15° B. 30° C. 45° D. 60°
Ans: 60°
 Q5. mcq questions for class 9 maths Constructions with answers pdf If a, b and c are the lengths of three sides of a triangle, then: A. a+b>c B. a-b>c C. a+b=c D. a-b=c
Ans: a+b>c
 Q6. mcq questions for class 9 maths with answers pdfWhich of the following angles can be constructed using ruler and compass? A. 35 B. 40 C. 90 D. 50
Ans: 90
Hint:
See the figure below:

?POA = 90

 Q7. ncert maths class 9 chapter 11 In ? ABC if ?B = ?C = 300, which of the following is the longest side? A. BC B. AC C. AB D. none
Ans: BC
 Q8. ncert maths class 9 chapter 11 exercise An external bisector of an angle measuring 70° will divide the angle into two angles measuring A. 35° B. 55° C. 70° D. 110°
Ans: 55°
 Q9. ncert maths class 9 chapter 11 examples Which of the following set of lengths can be the sides of a triangle? A. 2 cm, 4 cm, 1.9 cm B. 1.6 cm, 3.7 cm. 5.3 cm C. 5.5 cm, 6.5 cm, 8.9 cm D. None of the above
Ans: 5.5 cm, 6.5 cm, 8.9 cm
 Q10. ncert maths class 9 exercise in english The point of concurrence of the three angle bisectors of a triangle, is called A. Centroid B. Incentre C. Circumcentre D. Orthocentre
Ans: Incentre
 Q11. ncert maths class 9 pdf If we want to construct a triangle, given its perimeter, then we need to know: A. Sum of two sides of triangle B. Difference between two sides of triangle C. One base angles D. Two base angles
Ans: Two base angles
 Q12. ncert maths class 9 solutions To construct a bisector of a given angle, we need: A. A ruler B. A compass C. A protractor D. Both ruler and compass
Ans: Both ruler and compass