IMO- Mathematics Olympiad Class 9: Questions 208 - 213 of 919

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Question number: 208

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Two supplementary angles differ by 58˚. Then the angles are ________

Choices

Choice (4) Response

a.

116˚, 64˚

b.

119˚, 61˚

c.

118˚, 62˚

d.

117˚, 63˚

Question number: 209

» Lines, Angles and Quadrilaterals

MCQ▾

Question

ABC is an equilateral triangle for side Equation . P, Q and R are midpoints of AB, CA and BC respectively. The area of triangle PQR is (inEquation ) ________

ABC is an equilateral triangle for side given

ABC Is an Equilateral Triangle for Side Given

Image ABC is an equilateral triangle, find the area of triangle is PQR

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 210

» Polynomials

MCQ▾

Question

Remainder when Equation is divided by Equation is________

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

0

Question number: 211

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the figureEquation , Equation form a linear pair and Equation . Then a, b respectively are________

Image defines lines POQ and find a and b

Image Defines Lines POQ and Find a and B

Image defines angle POR and QOR and form a linear pair

Choices

Choice (4) Response

a.

130˚, 50˚

b.

70˚, 120˚

c.

160˚, 70˚

d.

70˚, 110˚

Question number: 212

» Lines, Angles and Quadrilaterals

MCQ▾

Question

If two supplementary angles are in the ratio 2: 3, then the angles is ________

Choices

Choice (4) Response

a.

140˚, 80˚

b.

185˚, 50˚

c.

160˚, 36˚

d.

72˚, 108˚

Question number: 213

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angles A, B, C, D, in the parallelogram ABCD are________

Image ABCD is parallelogram

Image ABCD Is Parallelogram

Image ABCD is parallelogram and the different angles

Choices

Choice (4) Response

a.

90˚, 90˚, 90˚, 90˚

b.

30˚, 60˚, 20˚, 40˚

c.

90˚, 45˚, 30˚, 15˚

d.

90˚, 45˚, 15˚, 20˚

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