Lines, Angles and Quadrilaterals (IMO- Mathematics Olympiad Class 9): Questions 49 - 53 of 126

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Question number: 49

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The measurement of a window is 6.9m×9.2m , if 12 doors are to be fixed in that window in four rows, measurements of each door should be________

Choices

Choice (4) Response

a.

230cm×230cm

b.

160cm×160cm

c.

180cm×190cm

d.

124cm×118cm

Question number: 50

» Lines, Angles and Quadrilaterals

MCQ▾

Question

If two complementary angles are in the ratio 17: 13, then the angles are________

Choices

Choice (4) Response

a.

25˚, 65˚

b.

55˚, 35˚

c.

60˚, 30˚

d.

51˚, 39˚

Question number: 51

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In the figure line a|| line b|| line c. their transversal line t1 and line t2, cut them at point X, Y, Z and J, K, L respectively. Point Y is the midpoint of segment XZ. If l(YZ)=7.2,l(JK)=6.2 find l(XY) and l(KL)

 Image defines the lines

Image Defines the Lines

Image 3 parallel line and 2 transversal lines and find the line value

Choices

Choice (4) Response

a.

l(XY)=3,l(KL)=5

b.

l(XY)=7.2,l(KL)=6.2

c.

l(XY)=5,l(KL)=3

d.

l(XY)=6.2,l(KL)=7.2

Question number: 52

» 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: 53

» Lines, Angles and Quadrilaterals

MCQ▾

Question

The angles of a triangle are in the ratio 6:4:10 . The triangle is ________

Choices

Choice (4) Response

a.

Right

b.

Acute

c.

Isosceles

d.

Scalene

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