Parallel Lines and Co-Interior Angles

1. There will be total 20 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. From figure, identify the incorrect statement, given that l||m and t is transversal.

∠2 and ∠5 are supplementary

∠2 and ∠1 are supplementary

∠2 and ∠3 are supplementary

∠2 and ∠8 are supplementary

Question 1 of 20

2. In this figure the triangle shown is:

Equilateral

Right

Isosceles

Scalene

Question 2 of 20

3. If two parallel lines are intersected by a transversal, then the bisectors of any two corresponding angles are

perpendicular

bisect each other

Intersect

parallel

Question 3 of 20

4. In figure, PQ||RS QPO = 70o ROT = 20o. Find the value of x.

50°

70°

110°

20°

Question 4 of 20

5. Given that AB || CD, intersected by a transversal. ∠1 = (120 -x)° and ∠5 = 5x°, then the measures of ∠1 and ∠5 are

∠1 =130°, ∠5 = 120°

∠1 = 130°, ∠5 = 100°

∠1 =100°, ∠5 = 100°

∠1 = 105°, ∠5 = 105°

Question 5 of 20

6. l, m and n are parallel lines intersected by a transversal p at X, Y and Z respectively. The value of ∠2 will be

130°

90°

105°

120°

Question 6 of 20

7. Lines PQ and RS intersect at O, ∠POR: ∠ROQ = 5:7, then ∠POS is equal to

105°

130°

100°

90°

Question 7 of 20

8. If AB || CD, CD || EF and y:z = 3:7 then x is

100°

130°

126°

135°

Question 8 of 20

9. Given that AB || CD, intersected by a transversal, if the complement of ∠5 equals the supplement of ∠4, then the measures of ∠4 and ∠5 are

∠ 4 = 105°, ∠5 = 60°

∠ 4 = 120°, ∠5 = 80°

∠4 = 45°, ∠5 = 145°

∠4 = 135°, ∠5 = 45°

Question 9 of 20

10. If a transversal intersects two parallel lines, then the consecutive interior angles are

equal

congruent

supplementary

complementary

Question 10 of 20

11. Sum of the measure of an angle and its vertically opposite angle is always.

Zero

Thrice the measure of the original angle

Double the measure of the original angle

Equal to the measure of the original angle

Question 11 of 20

12. In the figure if AB ||CD, ∠APQ = 50° and ∠PRD = 127° then y is equal to

40°

45°

90°

77°

Question 12 of 20

13. In the given figure, the value of y is

35

37

10

39

Question 13 of 20

14. In the adjoining figure, if PQ || RS, ∠PAB = 45° and ∠ACS = 135°, the value of p and q

35°, 100°

30°, 60°

75°, 120v

45°, 90°

Question 14 of 20

15. In the adjoining figure, AB || CD || EF, the value of x is:

215°

119°

128°

135°

Question 15 of 20

16. If two straight lines are perpendicular to a line l, then they are.

The lines intersect each other when extended

Parallel to each other

The angle between the two lines is 180°

Perpendicular to each other

Question 16 of 20

17. If two interior angles on the same side of a traversal intersecting two parallel lines are in the ratio 2: 3, then the smaller of the two angles is:

72°

108°

54°

36°

Question 17 of 20

18. Lines PQ and RS intersect at O, forming the angles as shown in the figure. If a = 35°, the values of b and d are

b = 100°, d = 120°

b = 120°, d = 105°

b = 105°, d= 35v

b =145°, d = 145v

Question 18 of 20

19. Two lines PR and QS intersect each other at O. If ∠POQ: ∠QOR = 2:3. Find POS.

216°

144°

72°

108°

Question 19 of 20

20. Given lines l¹ l² and l³ in fig., are parallel. The value of x is :

50°

80°

40°

140°

Question 20 of 20

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