The Triangle and its Properties

59. The sum of the three angles of a triangle is

58. The measure of any exterior angle of a triangle is equal to

57. The line segment joining a vertex of a triangle to the mid-point of its opposite side is called its

56. How many altitudes can a triangle have?

55. How many medians can a triangle have?

54. The name of the triangle in which two altitudes of the triangle are two of its sides, is

53. The name of the triangle in which the altitudes and medians are the same, is

52. If all the sides of a triangle are equal, it is known as

51. If each angle of a triangle is of measure 60°, it is known as

50. If two angles of a triangle are 60° each, then the triangle is

49. In a triangle if at least two of its sides are of the same length, it is known as

48. In a right-angled triangle, the side opposite to the right angle is called the

47. If the three sides of a triangle ABC are AB, BC and CA, then which of the following is always true?

46. If the three sides of a triangle ABC are AB, BC and CA, then which of the following is always true?

45. In ∆ABC, the side opposite to vertex A is

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