IMO- Mathematics Olympiad Class 9: Questions 138 - 142 of 919

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Question number: 138

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Diagonals of a rectangle PQRS intersect at O. If∠POS = 86˚, then ∠RQO is ________

Choices

Choice (4) Response

a.

47˚

b.

79˚

c.

50˚

d.

68˚

Question number: 139

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, PQRS is a trapezium in which PQ = 9 cm, PR = QS = 10 cm, RS = x cm and the distance between PQ and RS is 8 cm. Then the value of x is ________

Image defines the PQRS is a trapezium

Image Defines the PQRS Is a Trapezium

Image defines the PQRS is a trapezium and find the value of x

Choices

Choice (4) Response

a.

22 cm

b.

17 cm

c.

14 cm

d.

21 cm

Question number: 140

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, VW YZ , VWX=140˚ and XYZ=85˚ , find WXY=

Image shows the value of lines and angles

Image Shows the Value of Lines and Angles

Image defines the angles values and find the value of ∠WXY

Choices

Choice (4) Response

a.

55˚

b.

45˚

c.

60˚

d.

50˚

Question number: 141

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, AB CD and F=30˚ . Then ∠FCD is ________.

mage defines AB and CD is two parallel lines

Mage Defines AB and CD Is Two Parallel Lines

Image defines AB and CD is two parallel lines and find the value of ∠FCD

Choices

Choice (4) Response

a.

120˚

b.

45

c.

90˚

d.

60˚

Question number: 142

» Lines, Angles and Quadrilaterals

MCQ▾

Question

If AB CD , APQ=50˚ and PRD=127˚ , then x and y respectively are ________

Define AB and CD parallel line find x, y

Define AB and CD Parallel Line Find X, Y

Image AB and CD parallel line and find x and y

Choices

Choice (4) Response

a.

40˚, 30˚

b.

90˚, 30˚

c.

30˚, 45˚

d.

50˚, 77˚

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