IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 182 - 187 of 931

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Question 182

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Question

MCQ▾

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

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Choices

Choice (4)Response
a.
b.
c.
d.

Question 183

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Question

MCQ▾

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 184

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Question

MCQ▾

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 185

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Question

MCQ▾

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

Choices

Choice (4)Response
a.120˚
b.90˚
c.75˚
d.65˚

Question 186

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Question

MCQ▾

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

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Choices

Choice (4)Response
a.
b.
c.
d.

Question 187

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Question

MCQ▾

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

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Choices

Choice (4)Response
a.43 cm
b.58 cm
c.52 cm
d.51 cm