IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 137 - 143 of 931

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Question 137

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Question

MCQ▾

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

Choices

Choice (4)Response
a.68˚
b.50˚
c.79˚
d.47˚

Question 138

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Question

MCQ▾

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

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Choices

Choice (4)Response
a.22 cm
b.21 cm
c.14 cm
d.17 cm

Question 139

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Question

MCQ▾

In the given figure, , and , find

Image shows the value of lines and angles

Image Shows the Value of Lines and Angles

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Choices

Choice (4)Response
a.45˚
b.50˚
c.60˚
d.55˚

Question 140

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Question

MCQ▾

In the given figure, and . Then ∠FCD is ________.

mage defines AB and CD is two parallel lines

Mage Defines AB and CD is Two Parallel Lines

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Choices

Choice (4)Response
a.120˚
b.60˚
c.45
d.90˚

Question 141

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Question

MCQ▾

If , and, then x and y respectively are ________

Define AB and CD parallel line find x, y

Define AB and CD Parallel Line Find X, Y

Loading image

Choices

Choice (4)Response
a.40˚, 30˚
b.30˚, 45˚
c.50˚, 77˚
d.90˚, 30˚

Question 142

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Question

MCQ▾

If the diagonals of a parallelogram are equal, then it is a ________

Choices

Choice (4)Response
a.Rhombus
b.Trapezium
c.Rectangle
d.Square

Question 143

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Question

MCQ▾

In the given figure and, then value of x is________.

Image shows the lines

Image Shows the Lines

Loading image

Choices

Choice (4)Response
a.80˚
b.85˚
c.90˚
d.95˚