IMO- Mathematics Olympiad Class 9: Questions 157 - 162 of 919

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Question number: 157

» Surface Area and Volumes

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 only

c.

II only

d.

I and II

Question number: 158

» Lines, Angles and Quadrilaterals

MCQ▾

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.

65˚

b.

56˚

c.

82˚

d.

38˚

Question number: 159

» Lines, Angles and Quadrilaterals

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Right

b.

Acute

c.

Isosceles

d.

Scalene

Question number: 160

» Lines, Angles and Quadrilaterals

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.

28˚, 72˚

b.

26˚, 154˚

c.

50˚, 100˚

d.

45˚, 135˚

Question number: 161

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the given figure Equation . 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.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 162

» Lines, Angles and Quadrilaterals

MCQ▾

Question

If the bisectors of two adjacent angles A and B of a quadrilateral ABCD intersects at a point O such that Equation , then value of k is ________

Image defines the bisectors of two adjacent angles A and B

Image Defines the Bisectors of Two Adjacent Angles a and B

Image defines the ABCD is quadrilateral and define two adjacent angles A and B intersect point O, find the value of k

Choices

Choice (4) Response

a.

3

b.

4

c.

5

d.

2

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