IMO- Mathematics Olympiad Class 9: Questions 435 - 439 of 919

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Question number: 435

» Surface Area and Volumes

MCQ▾

Question

Points P, Q, R and S divide the sides of rectangle ABCD in the ratio 1:2 , as shown in the figure. What fraction of area of the rectangle is the area of the parallelogram PQRS?

Given the points P,Q,R and S divide the sides of rectangle ABCD

Given the Points P, Q, R and S Divide the Sides of Rectangle ABCD

Given the points P, Q, R and S divide the sides of rectangle ABCD then find the fraction of area of the rectangle is the area of the parallelogram PQRS

Choices

Choice (4) Response
a.

49

b.

25

c.

59

d.

35

Question number: 436

» Coordinate Geometry

MCQ▾

Question

ABCD is a square of side length 1. EFGH are the points on AE = EB, 2BF = FC, 3CG = GD, 4DH = HA then what is the area of the quadrilateral EFGH?

Image Shows the area of the quadrilateral EFGH

Image Shows the Area of the Quadrilateral EFGH

Find the area of the quadrilateral EFGH.

Choices

Choice (4) Response
a.

64120

b.

67120

c.

61120

d.

62120

Question number: 437

» Surface Area and Volumes

MCQ▾

Question

Rectangular plot area is 440m2 and the length is 22 m. Also perimeter is ________

Choices

Choice (4) Response
a.

82 m

b.

84 m

c.

83 m

d.

85 m

Question number: 438

» Surface Area and Volumes

MCQ▾

Question

The number of spherical balls each 0.8 cm in diameter be made out of a rectangular solid 11cm×16cm×24cm is ________

Choices

Choice (4) Response
a.

31500

b.

31520

c.

25400

d.

45120

Question number: 439

» Surface Area and Volumes

MCQ▾

Question

In the given figure, the area of shaded portion is ________

Given the ADB and ABC is a triangle

Given the ADB and ABC Is a Triangle

Given the ADB and ABC is a triangle and also define the AC = 31 cm, BC = 44 cm, AD = 15 cm and BD = 8 cm find the shaded area region

Choices

Choice (4) Response
a.

152cm2

b.

140cm2

c.

198cm2

d.

160cm2

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