Lines, Angles and Quadrilaterals (IMO- Mathematics Olympiad Class 9): Questions 84 - 88 of 126

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Question number: 84

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Two supplementary angles differ by 72˚. Then the angles are ________

Choices

Choice (4) Response

a.

110˚, 61˚

b.

119˚, 61˚

c.

126˚, 54˚

d.

128˚, 52˚

Question number: 85

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, AB is a mirror, PQ is the incident ray and QR is the reflected ray. If ∠PQR = 136˚, then ∠PQA is ________

Image defines angles ∠PQR

Image Defines Angles ∠PQR

Image defines the angles and find the one angle

Choices

Choice (4) Response

a.

22˚

b.

24˚

c.

26˚

d.

21˚

Question number: 86

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, the value of y is ________

 Image defines the different angles and find the value of y

Image Defines the Different Angles and Find the Value of Y

Image defines the different angles and find the value of y Image defines the different angles and find the value of y

Choices

Choice (4) Response

a.

24

b.

10

c.

22

d.

20

Question number: 87

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure, PQ ST , PQR=110˚ and RST=130˚ , find QRS=

Image shows lines and angles value

Image Shows Lines and Angles Value

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

Choices

Choice (4) Response

a.

50˚

b.

45˚

c.

55˚

d.

60˚

Question number: 88

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Ray OE bisects ∠AOB and OF is the ray opposite OE, then ∠FOB = ________

Image defines Ray OE bisects ∠AOB and OF is the ray opposite OE

Image Defines Ray OE Bisects ∠AOB and of Is the Ray Opposite OE

Image defines Ray OE bisects ∠AOB and OF is the ray opposite OE and find ∠FOB

Choices

Choice (4) Response

a.

∠BOE

b.

∠FOA

c.

∠AOE

d.

∠FOE

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