IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 155 - 160 of 929

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Question number: 155

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In the figure line a|| line b|| line c. their transversal line t1 and line t2, cut them at point X, Y, Z and J, K, L respectively. Point Y is the midpoint of segment XZ. If find and

 Image defines the lines

Image Defines the Lines

Image 3 parallel line and 2 transversal lines and find the line value

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 156

» Surface Area and Volumes

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MCQ▾

Question

If the perimeter of a rectangular garden plot is 80 metres, which of the following could be the length of one of its sides?

I. 30 metres

II. 40 metres

III. 50 metres

Choices

Choice (4) Response

a.

III only

b.

I and II

c.

II only

d.

I only

Question number: 157

» Lines, Angles and Quadrilaterals

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Question

The supplement of an angle is 50 more than six times its complement. Find the measure of the angle

Choices

Choice (4) Response

a.

38˚

b.

56˚

c.

65˚

d.

82˚

Question number: 158

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

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

Choices

Choice (4) Response

a.

Right

b.

Scalene

c.

Acute

d.

Isosceles

Question number: 159

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

The measure of an angle is three times the measure of its supplementary angle. Then the angles are________

Choices

Choice (4) Response

a.

45˚, 135˚

b.

28˚, 72˚

c.

26˚, 154˚

d.

50˚, 100˚

Question number: 160

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In the given figure . Which of the following must be true?

 Here in image define the l1 and l2 are parallel lines

Here in Image Define the l1 and l2 Are Parallel Lines

Here in image define the l1 and l2 are parallel lines finding the choice is true

Choices

Choice (4) Response

a.

b.

c.

d.