IMO- Mathematics Olympiad (SOF) Class 9: Questions 168 - 172 of 919

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Question number: 168

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The measure of an angle is twice times the measure of its supplementary angle. Then the angles are________

Choices

Choice (4) Response

a.

40˚, 160˚

b.

18˚, 72˚

c.

50˚, 200˚

d.

120˚, 60˚

Question number: 169

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In figure, lines a and b intersect at O. if, the value of y, z and u respectively is ________

 Image defines the Lines a and b intersect at O

Image Defines the Lines a and B Intersect at O

Image defines the Lines a and b intersect at O and find the value of y, z and u

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 170

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In a parallelogram PQRS, , then the measurement of ∠S is ________

Choices

Choice (4) Response

a.

75˚

b.

95˚

c.

100˚

d.

65˚

Question number: 171

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angles of quadrilateral are in the ratio . All angles of a quadrilaterals are________

Choices

Choice (4) Response

a.

30˚, 90˚, 60˚, 20˚

b.

30˚, 60˚, 45˚, 15˚

c.

36˚, 60˚, 108˚, 156˚

d.

45˚, 20˚, 30˚, 60˚

Question number: 172

» Triangles and Circles

MCQ▾

Question

ABCD is a trapezium, in which and E & F are points on AD & BC respectively. BD is joined. If , , and , then values of x and y are ________

Choices

Choice (4) Response

a.

b.

c.

d.

f Page