Lines, Angles and Quadrilaterals (IMO- Mathematics Olympiad (SOF) Class 9): Questions 22 - 27 of 126

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Question number: 22

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The complementary angle of an angle is one fourth of itself. Then the angle of its complement are________

Choices

Choice (4) Response

a.

45˚, 45˚

b.

72˚, 18˚

c.

60˚, 30˚

d.

55˚, 35˚

Question number: 23

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angles of a triangle are in the ratio . The triangle is ________

Choices

Choice (4) Response

a.

Isosceles

b.

Acute

c.

Obtuse

d.

Question does not provide sufficient data or is vague

Question number: 24

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The given figure PQRS is a parallelogram then the values of and are________

Image is parallelogram

Image Is Parallelogram

Image is parallelogram and it’s define the angle values

Choices

Choice (4) Response

a.

45˚, 60˚

b.

70˚, 35˚

c.

35˚, 70˚

d.

60˚, 45˚

Question number: 25

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the figure, a is greater than b by one fifth of a right angle. Then a, b respectively are________

Image define a is greater than b by one fifth of a right angle

Image Define a Is Greater Than B by One Fifth of a Right Angle

Image define sthe right angle and find the value of a and b

Choices

Choice (4) Response

a.

120˚, 110˚

b.

50˚, 120˚

c.

130˚, 60˚

d.

99˚, 81˚

Question number: 26

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the figure, if , then x = ________

Image defines the AB and CD is parallel lines

Image Defines the AB and CD Is Parallel Lines

Image defines the AB and CD is parallel lines and fined the value of x

Choices

Choice (4) Response

a.

60˚

b.

70˚

c.

45˚

d.

55˚

Question number: 27

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The value of x in the given figure is ________

Figure define the angles

Figure Define the Angles

Image defines the different angle and find the value of x

Choices

Choice (4) Response

a.

118˚

b.

120˚

c.

114˚

d.

116˚

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