CBSE Class 9 Maths Lines and Angles MCQs

MCQ for Class 9 Mathematics Lines and Angles

Class 9 Mathematics students should refer to the following multiple-choice questions with answers for Lines and Angles in standard 9. These MCQ questions with answers for Grade 9 Mathematics will come in exams and help you to score good marks

Lines and Angles MCQ Questions Class 9 Mathematics with Answers

Question. If a ray stands on a line then the sum of the adjacent angles so formed is
(a) 1000
(b) 1800
(c) 900
(d) 3600

Question. The sum of all the angles around a point is
(a) 1000
(b) 1800
(c) 900
(d) 3600

Question. The sum of all the angles formed on the same side of a line at a given point on the line is
(a) 1000
(b) 1800
(c) 900
(d) 3600

Question. The angle which is four times its complement is
(a) 600
(b) 300
(c) 450
(d) 720

Question. The angle which is five times its supplement is
(a) 1500
(b) 1800
(c) 900
(d) 3600

Question. The measure of an angle which is equal to its complement is
(a) 600
(b) 300
(c) 450
(d) 150

Question. The measure of an angle which is equal to its supplement is
(a) 1000
(b) 750
(c) 900
(d) 600

Question. If two parallel lines are intersected by a transversal, then the bisectors of the two pairs of interior angles enclose
(a) a square
(b) a rectangle
(c) a parallelogram
(d) a trapezium

Question. Two adjacent angles on a straight line are in the ratio 5 : 4. then the measure of each one of these angles are
(a) 1000 and 800
(b) 750 and 1050
(c) 900 and 900
(d) 600 and 1200

Question. Two lines PQ and RS intersect at O. If
(a) 1200
(b) 1300
(c) 900
(d) 1500

Question. In the adjoining figure the value of x is
(a) 250
(b) 280
(c) 300
(d) 600

Question. If two straight lines intersect each other in such a way that one of the angles so formed measure 900, then each of the remaining angles measures is
(a) 500
(b) 750
(c) 900
(d) 600

Question. In fig. AB and CD intersect each other at O. If ∠AOC + ∠BOE = 700 and ∠BOD = 400 then the value of ∠BOE is

(a) 300
(b) 1100
(c) 1200
(d) 1500

Question. In fig. POQ is a line, ∠POR = 4x and ∠QOR = 2x then the value of x is

(a) 500
(b) 200
(c) 300
(d) 900

Question. In the given fig. ∠AOC + ∠BOD = 750, then the value of ∠COD is

(a) 1300
(b) 105
(c) 1200
(d) 750

Question. In the fig. the value of y is:

(a) 600
(b) 180
(c) 300
(d) 900

Question. In fig., the value of x is:

(a) 600
(b) 150
(c) 300
(d) 450

Question. In fig. ∠POR and ∠QOR form a linear pair if a – b = 800 then values of a and b respectively are:

(a) 1300 and 500
(b) 500 and 1300
(c) 600 and 1200
(d) 400 and 1400

Question. For two parallel lines sum of interior angles on the same side of a transversal line is
(a) 1000
(b) 1800
(c) 900
(d) 3600

Question. In fig., lines XY and MN intersect each other at point O. If ∠POY = 900 and a : b = 2 : 3 then the value of ∠C is

(a) 1400
(b) 1200
(c) 800
(d) 950

Question. In fig. ∠XYZ = 640 and XY is produced to point P. If ray YQ bisect ∠ZYP then the value of ∠XYQ is

(a) 1220
(b) 1260
(c) 3020
(d) 2580

Question. In fig., b is more than one-third of a right angle than a. The values of a and b are:
(a) 950 and 850
(b) 1050 and 750
(c) 600 and 1200
(d) 650 and 1150

Question. In fig., n – x = 30 then values of x and n are:

(a) 1260 and 1290
(b) 1250 and 280
(c) 1500 and 950
(d) 1350 and 650

Question. In fig., q || r and p is transversal. If ∠1 and ∠2, 3 : 2 then the values of ∠3 and ∠4 are:

(a) 1080 and 720
(b) 720 and 1080
(c) 750 and 1050
(d) 850 and 950

Question. In fig. the values of x and y are equal to:

(a) 1300
(b) 1500
(c) 1600
(d) 1350

Question. In fig. AB and CD intersect each other at O. If ∠AOC + ∠BOE = 700 and ∠BOD = 400 then the value of ∠COE is
(a) 2500
(b) 700
(c) 300
(d) 500

Question. In fig, if AB || CD, CD || EF and y : z = 3 : 7 then value of x is:

(a) 1260
(b) 1200
(c) 580
(d) 620

Question. In fig, if AB || CD, EF ⊥ CD and ∠GED = 1260 then the value of ∠AGE is

(a) 1260
(b) 1200
(c) 1280
(d) 540

Question. In fig, if PQ || ST, ∠PQR = 1100 and ∠RST = 1300 then the value of ∠QRS is

(a) 600
(b) 1200
(c) 800
(d) 900

Question. In fig., AB || CD, ∠APQ = 500, ∠PRD = 1270, then the value of x and y respectively are

(a) 500 and 770
(b) 400 and 850
(c) 600 and 900
(d) 850 and 750

Question. In fig, AB || CD, the value of x is:

(a) 1850
(b) 2800
(c) 2850
(d) 1950

Question. In fig, if ∠AOC, ∠COD are equal and ∠BOD is a right angle, then the values of ∠AOC and ∠COD are:

(a) 600
(b) 300
(c) 450
(d) 900

Question. In fig, the sum of ∠a and ∠b is:

(a) ∠c + ∠d
(b) ∠d + ∠e
(c) ∠b + ∠c
(d) ∠a + ∠c

Question. In triangle interior opposite angle is always less than:
(a) any angle of the triangle
(b) opposite angle
(c) right angle
(d) exterior angle

Question. In a triangle sum of two interior opposite angles is always equal to:
(a) third angle
(b) opposite angle
(c) right angle
(d) none of these

Question. In a triangle exterior angle is always greater than:
(a) third angle
(b) interior opposite angles
(c) right angle
(d) none of these

Question: What is the common between the three angles of a triangle and a linear pair
(a) angles are equal
(b) in both cases sum of angle is 180°.
(c) In triangle there are three angles and in linear pair there are two angles
(d) none of these.

Question: In the given below left figure, the bisectors of <BCA, intersect each other at point O. If °, the
(a) 30°
(b) 20°
(c) 40°
(d) 50°

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