IMO- Mathematics Olympiad (SOF) Class 9: Questions 423 - 426 of 919

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Question number: 423

» Surface Area and Volumes

MCQ▾

Question

From each corner of a square of side 6 cm a quadrant of a circle of radius 2 cm is cut and also a circle of diameter 4 cm is cut as shown in the figure, then the area of the remaining portion of the square is ________

Given the each corner of a square of side 6 cm

Given the Each Corner of a Square of Side 6 Cm

Given the each corner of a square of side 6 cm a quadrant of a circle of radius 2 cm is cut and also a circle of diameter 4 cm is cut and find the area of the remaining portion of the square

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 424

» Coordinate Geometry

MCQ▾

Question

A line passed through the point (3,6) and has gradient . Find the y-coordinate of a point on the line when x = 11.

Find the y-coordinate of a point on the line when x=11

Find the Y-Coordinate of a Point on the Line when X = 11

Put two points in graph and find the y coordinate value

Choices

Choice (4) Response

a.

13

b.

12

c.

14

d.

15

Question number: 425

» Triangles and Circles

MCQ▾

Question

In a, the medians AD, BE and CF meet at G, then ________

Triangle ABC and its medians

Triangle ABC and Its Medians

Triangle ABC and the medians AD, BE and CF meets at G

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 426

» Surface Area and Volumes

MCQ▾

Question

Volume of a hemisphere is 14564 cubic cm. The total surface area is ________

Choices

Choice (4) Response

a.

4525.12 sq. cm

b.

1215.15 sq. cm

c.

6545.25 sq. cm

d.

3432.44 sq. cm

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