Lines, Angles and Quadrilaterals [IMO Level 1- Mathematics Olympiad (SOF) Class 9]: Questions 14 - 20 of 125

Choose Programs:

🎯 930 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 450.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 14

Question MCQ▾

In the given figure and , then value of x is________.

Image Defines the Lines BC and DE

Choices

Choice (4)Response

a.

140˚

b.

105˚

c.

135˚

d.

125˚

Edit

Question 15

Question MCQ▾

How many sides does a regular polygon have, each angle of which is of measure 135˚?

Choices

Choice (4)Response

a.

6

b.

8

c.

7

d.

9

Edit

Question 16

Question MCQ▾

Two supplementary angles differ by 94˚. Then the angles are ________

Choices

Choice (4)Response

a.

120˚, 60˚

b.

142˚, 38˚

c.

137˚, 43˚

d.

67˚, 113˚

Edit

Question 17

Question MCQ▾

In the figure below, lines PQ and JK intersect at O. if and , then are equal to ________

Image Defines the Lines PQ and JK Intersect at O

Choices

Choice (4)Response

a.

56˚

b.

54˚

c.

58˚

d.

90˚

Edit

Question 18

Question MCQ▾

In the given figure, and . Then ∠ URS is________

Image Defines the PQ and RS is Two Lines Parallel

Choices

Choice (4)Response

a.

140˚

b.

120˚

c.

160˚

d.

190˚

Edit

Question 19

Question MCQ▾

If l, m, n are three parallel lines and the transversals t1 and t2 cut the lines l, m, n at the points A, B, C and P, Q, R as shown in the figure, then________.

Image Shows the Three Parallel Lines

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 20

Question MCQ▾

The angles of quadrilateral are in the ratio . All angles of a quadrilaterals are________

Choices

Choice (4)Response

a.

72˚, 36˚, 108˚, 144˚

b.

36˚, 60˚, 20˚, 156˚

c.

145˚, 20˚, 30˚, 60˚

d.

108˚, 144˚, 45˚, 15˚

Edit