IMO- Mathematics Olympiad (SOF) Class 9: Questions 190 - 194 of 919

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Question number: 190

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angle between bisectors of the angles of a linear pair is ________

Choices

Choice (4) Response

a.

45˚

b.

30˚

c.

90˚

d.

180˚

Question number: 191

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Three parallel lines are cut by two transversals as shown in the given figure. If , and , then the length of QR is ________

Image shows three parallel lines and two transversal lines

Image Shows Three Parallel Lines and Two Transversal Lines

Image of three parallel lines and two transversal lines, find length of QR

Choices

Choice (4) Response

a.

16 cm

b.

14 cm

c.

10 cm

d.

12 cm

Question number: 192

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Three parallel lines are cut by two transversals as shown in the given figure. If , and , then the length of EF is ________

Image of three parallel lines and two transversal lines

Image of Three Parallel Lines and Two Transversal Lines

Image of three parallel lines and two transversal lines, find length of EF

Choices

Choice (4) Response

a.

2 cm

b.

4 cm

c.

3.5 cm

d.

3 cm

Question number: 193

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the figure, and then ∠4 is________

Image defines the AB, CD and EF is parallel line

Image Defines the AB, CD and EF Is Parallel Line

Image defines the AB, CD and EF is parallel line, find ∠4

Choices

Choice (4) Response

a.

172˚

b.

134˚

c.

126˚

d.

136˚

Question number: 194

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angles P, Q, R, S in the parallelogram PQRS are________

Image PQRS is parallelogram

Image PQRS Is Parallelogram

Image PQRS is parallelogram and define the different angles

Choices

Choice (4) Response

a.

90˚, 60˚, 90˚, 60˚

b.

90˚, 90˚, 90˚, 90˚

c.

50˚, 60˚, 30˚, 40˚

d.

50˚, 45˚, 80˚, 15˚

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