IMO- Mathematics Olympiad (SOF) Class 9: Questions 318 - 323 of 919

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Question number: 318

» Surface Area and Volumes

MCQ▾

Question

The length of canvas 1.2 m wide required building a conical tent of height 14 m and also on the floor of floor area, breadth of canvas is ________

Choices

Choice (4) Response

a.

665 m

b.

770 m

c.

490 m

d.

860 m

Question number: 319

» Surface Area and Volumes

MCQ▾

Question

If the altitude of an equilateral triangle is, its area is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 320

» Coordinate Geometry

MCQ▾

Question

A rectangle with perimeter 44cm is partitioned into 5 congruent rectangles, as indicated in the diagram. The perimeter of each of the congruent rectangle is ________.

A rectangle with perimeter 44cm is partitioned

A Rectangle with Perimeter 44cm is Partitioned

5 congruent rectangles, and find perimeter of each of the congruent rectangle.

Choices

Choice (4) Response

a.

20 cm

b.

10 cm

c.

24 cm

d.

48 cm

Question number: 321

» Coordinate Geometry

MCQ▾

Question

If in the following image angle PQR is 110˚ then what would be the angle PSR?

Find the value of angle PSR

Find the Value of Angle PSR

Define angle PQR is 110˚ and find angle PSR

Choices

Choice (4) Response

a.

120˚

b.

170˚

c.

150˚

d.

140˚

Question number: 322

» Coordinate Geometry

MCQ▾

Question

If the purple angle is 40˚ and the yellow one is 30˚ what is the measure of aqua angle?

Find the measure of aqua angle

Find the Measure of Aqua Angle

Purple angle is 40˚ and the yellow one is 30˚ find the measure of aqua angle

Choices

Choice (4) Response

a.

140˚

b.

110˚

c.

120˚

d.

130˚

Question number: 323

» Surface Area and Volumes

MCQ▾

Question

What change in percent is made in the area of a rectangle by increasing its length byand breadth by?

Choices

Choice (4) Response

a.

b.

c.

d.

f Page