IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 182 - 187 of 929

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Question number: 182

» Surface Area and Volumes

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MCQ▾

Question

All the three quadrilaterals ADEC, ABIH and BCGF are squares and if the area of and area of , then find the area of BCGF?

Image define the 3 quadrilaterals ADEC, ABIH & BCGF are squares

Image Define the 3 Quadrilaterals ADEC, ABIH & BCGF Are Squares

Image define the three quadrilaterals ADEC, ABIH and BCGF are squares then find the area of BCGF

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 183

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

If two supplementary angles are in the ratio 13: 5, then the angles is ________

Choices

Choice (4) Response

a.

120˚, 60˚

b.

125˚, 55˚

c.

130˚, 50˚

d.

145˚, 35˚

Question number: 184

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

Two supplementary angles differ by 34˚. Then the angles are ________

Choices

Choice (4) Response

a.

107˚, 73˚

b.

74˚, 107˚

c.

120˚, 60˚

d.

72˚, 108˚

Question number: 185

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In a parallelogram ABCD, , then the measurement of ∠A is ________

Choices

Choice (4) Response

a.

120˚

b.

90˚

c.

75˚

d.

65˚

Question number: 186

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

The given figure, ABCD is a trapezium in which ∠A= (x + 25) ˚, ∠B = y˚, ∠C = 95˚ and ∠D= (2x + 5) ˚ then the value of x and y are________

Image of a trapezium

Image of a Trapezium

Trapezium and find the value of x and y

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 187

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In the given figure, PQRS is a trapezium in which PQ = 19 cm, PR = QS = 20 cm, RS = x cm and the distance between PQ and RS is 12 cm. Then the value of x is ________

Image shows the PQRS is a trapezium

Image Shows the PQRS is a Trapezium

Image defines the PQRS is a trapezium in which PQ = 19 cm, PR = QS = 20 cm, RS = x cm and the distance between PQ and RS is 12 cm and find the value of x

Choices

Choice (4) Response

a.

43 cm

b.

58 cm

c.

52 cm

d.

51 cm