The angles of a triangle are in the ratio 2: 3: 4. Then the angles are

(a)

20, 30, 40

(b)

40, 60, 80

(c)

80, 20, 80

(d)

10, 15, 20

One of the angles of a triangle is 65⁰. If the difference of the other two angles is 45⁰, then the two angles are

(a)

85⁰, 40⁰

(b)

70⁰, 25⁰

(c)

80⁰, 35⁰

(d)

80⁰, 135⁰

In the given figure, AB is parallel to CD. Then the value of b is

(a)

112⁰

(b)

68⁰

(c)

102⁰

(d)

62⁰

In the given figure, which of the following statement is true?

(a)

x + y + z = 180⁰

(b)

x + y + z = a + b + c

(c)

x + y + z = 2(a + b + c)

(d)

x + y + z = 3(a + b + c)

An exterior angle of a triangle is 70⁰ and two interior opposite angles are equal. Then measure of each of these angle will be

(a)

110⁰

(b)

120⁰

(c)

35⁰

(d)

60⁰