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# lines and angles mcq class 9 online test

Line & Angle MCQ - MCQ test 2

Q1. External bisector of ∠B AND ∠C meet at O as shown in figure below. Find the value of ∠BOC?

65°

40°

100°

140°

Q2. Find the value of x in below given figure?

100°

130°

110°

140°

Q3. Given line l1 and l2 are parallel in below figure,Find value of x?

140°

100°

80°

110°

Q4.One angle of triangle is 70° and diffrenace of other two is 30° then which type of triangle it is?

Right angle

Equiletral

Isoceles

None of these

Q5. In below figure,AB and CD are parallel lines.Find value of x?

100°

75°

105°

80°

Q6. PS and RQ are perpendicular on line l as shown figure below. Find the measure of y?

90°

80°

75°

100°

Q7. Line l1,l2 and l3 are parallel in below figure,Find value of x?

50°

140°

60°

100°

Q8.In a triangle, if the measure of an exterior angle is 110° and its opposite interior angles are equal. Find the value of these equal angles

50°

40°

30°

30°

Q9. If the ratio of the angles 5:3:7. The triangle will be:

An isosceles triangle

An acute- angled triangle

An obtuse-angled triangle

None of these

Q10. If the ratio of the angles 2:4:3. The value of the smallest angle will be:

20°

30°

40°

50°

Q11. Find the value of y, if B lies on AC. Given AB = y + 3, AC = 4y – 5 and BC = 2y.

5

8

3

2

Q12.If AB || CD, EF ⊥ CD and ∠GED = 135° as per the figure given below.

45°

105°

135°

None of these

Q13. If two complementary angles are in the ratio 13 : 5, then the angles are:

13x°,5x°

105°,75°

25°,65°

65°,25°

Q14. The diagonals of the rectangle ABCD intersect at O. If ∠COD = 78°, then ∠OAB is:

48°

51°

60°

None of these

Q15. Intersecting lines cut each other at.........point/Points.

4

3

1

2

Q16.Two parallel lines intersect at ..........point/Points

4

3

2

None of these

Q17.Two straight line AB and CD intersect one another at the point O. If ∠AOC + ∠COB + ∠BOD = 274°, then ∠AOD =

96°

86°

76°

66°

Q18.Which of the following statements are true , When two straight lines intersect

(iii) opposite angles are equal

(iv) opposite angles are supplementary

(i) and (ii) are correct

(i) and (iv) are correct

(i) and (iv) are correct

(ii) and (iii) are correct

Q19. Find the value of x?

10°

15°

18°

20°

Q20.If two interior angles on the same side of a transversal intersecting two parallel lines are in the ratio 2:3, then the measure of the larger angle is

54°

108°

120°

130°

Q21. The sum of two angles of triangle is 120° their diffrenance is 20° and Find the largest angle of triangle?

70°

50°

60°

None of these

Q22.If two interior angles on the same side of a transversal intersecting two parallel lines are in the ratio 5 : 4, then the greater of the two angles is

120°

80°

110°

100°

Q23. If angle with measure x and y form a complementary pair, then angles with which of the following measures will form a supplementary pair?

(x-47° ),(y-43°)

(x+27° ),(y+23°)

(x+47° ),(y+43°)

None of these

Q24. In figure, if l and m are parallel , what is the value of x ?

80°

70°

60°

50°

Q25.Two adjacent angles are said to form a linear pair of angles, if their non-common arms are two opposite rays

True

False