 # Lines and Angles

59. In the following figure, a pair of corresponding angles is

• (A) ∠1, ∠2
• (B) ∠3, ∠6
• (C) ∠3, ∠5
• (D) ∠3, ∠7

58. In the following figure, a pair of alternate angles is

• (A) ∠1, ∠2
• (B) ∠3, ∠6
• (C) ∠3, ∠5
• (D) ∠3, ∠7

57. In the following figure, a linear pair of angles is

• (A) ∠1, ∠2
• (B) ∠3, ∠6
• (C) ∠3, ∠5
• (D) ∠3, ∠7

56. In the following figure, a pair of co-interior angles is

• (A) ∠1, ∠2
• (B) ∠3, ∠6
• (C) ∠3, ∠5
• (D) ∠3, ∠7

55. In the following figure, a pair of vertically opposite angles is

• (A) ∠1, ∠3
• (B) ∠3, ∠6
• (C) ∠3, ∠5
• (D) ∠3, ∠7

54. In the given figure, a and b are

• (A) Alternate exterior angles
• (B) Corresponding angles
• (C) Alternate interior angles
• (D) Vertically opposite angles

53. In the following figure, ∠AOC and ∠BOC form a pair of

• (A) Vertically opposite angles
• (B) Complementary angles
• (C) Alternate interior angles
• (D) Supplementary angles

52. The angles between North and East and North and West are

• (A) Complementary angles
• (B) Supplementary angles
• (C) Both acute angles
• (D) Both obtuse angles

51. The angles between North and West and South and East are

• (A) Complementary
• (B) Supplementary
• (C) Both are acute
• (D) Both are obtuse

50. Angles between South and West and South and East are

• (A) Vertically opposite angles
• (B) Complementary angles
• (C) Making a linear pair
• (D) Adjacent but not supplementary

49. Sum of two complementary angles is

• (A) 360°
• (B) 180°
• (C) 90°
• (D) 0°

48. Sum of two supplementary angles is

• (A) 360°
• (B) 180°
• (C) 90°
• (D) 0°

47. Sum of interior angles on the same side of a transversal with two parallel lines is

• (A) 90°
• (B) 360°
• (C) 180°
• (D) 270°

46. If two lines are intersected by a transversal, then the number of pairs of interior angles on the same side of the transversal is

• (A) 1
• (B) 2
• (C)  3
• (D) 4

45. Two lines in a plane which never meet at any point are called

• (A) Parallel lines
• (B) Interesting lines
• (C) Non-parallel lines
• (D) Non-interesting lines

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