Lines, Angles and Quadrilaterals (IMO- Mathematics Olympiad Class 9): Questions 16 - 20 of 126

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Question number: 16

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Two supplementary angles differ by 94˚. Then the angles are ________

Choices

Choice (4) Response

a.

67˚, 113˚

b.

120˚, 60˚

c.

142˚, 38˚

d.

137˚, 43˚

Question number: 17

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the figure below, lines PQ and JK intersect at O. if AOQ=90˚ and X:Y=4:6 , then QOK are equal to ________

Image defines the lines PQ and JK intersect at O

Image Defines the Lines PQ and JK Intersect at O

Image defines the two lines intersect and find the value of ∠QOK

Choices

Choice (4) Response

a.

90˚

b.

54˚

c.

58˚

d.

56˚

Question number: 18

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, PQ RS and U=50˚ . Then ∠URS is________

 Image defines the PQ and RS is two lines parallel

Image Defines the PQ and RS Is Two Lines Parallel

Image defines PQ and RS is two lines parallels and find the value of ∠URS

Choices

Choice (4) Response

a.

140˚

b.

160˚

c.

190˚

d.

120˚

Question number: 19

» Lines, Angles and Quadrilaterals

MCQ▾

Question

If l, m, n are three parallel lines and the transversals t1 and t2 cut the lines l, m, n at the points A, B, C and P, Q, R as shown in the figure, then________.

Image shows the three parallel lines

Image Shows the Three Parallel Lines

Image defines the three parallel lines and two transversals t1 and t2 cut the lines

Choices

Choice (4) Response

a.

ABQR=BCPQ

b.

APBQ=BQCR

c.

ABBC=PQQR

d.

ABPQ=APBQ

Question number: 20

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angles of quadrilateral are in the ratio 4:2:6:8 . All angles of a quadrilaterals are________

Choices

Choice (4) Response

a.

72˚, 36˚, 108˚, 144˚

b.

36˚, 60˚, 20˚, 156˚

c.

145˚, 20˚, 30˚, 60˚

d.

108˚, 144˚, 45˚, 15˚

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