IMO- Mathematics Olympiad Class 9: Questions 189 - 193 of 919

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Question number: 189

» Triangles and Circles

MCQ▾

Question

In sABC and PQR , AB=PQ , BC=QR are extended to X and Y respectively and ABX=PQY . Under which congruency criterion, the triangles are congruent?

Choices

Choice (4) Response

a.

SAS

b.

SAA

c.

SSA

d.

SSS

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 ST=6cm , TU=10cm and PQ=6cm , 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 AB=2cm , BC=4cm and DE=1.5cm , 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 AB CD , CD EF and 5:10=3:7 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˚

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