IMO- Mathematics Olympiad (SOF) Class 9: Questions 448 - 453 of 919

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Question number: 448

» Triangles and Circles

MCQ▾

Question

In the adjoining figure, , then is ________

Given the triangle PQR and ratio QS: SR equals 3: 2

Given the Triangle PQR and Ratio QS: SR Equals 3: 2

Given the triangle PQR and ratio QS: SR equals 3: 2 and find the ratio Area of triangle PQR and PSR

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 449

» Triangles and Circles

MCQ▾

Question

The locus of a point equidistant from the three sides of a triangle is ________

Choices

Choice (4) Response

a.

Circumcenter

b.

Centroid

c.

Incenter

d.

Orthocenter

Question number: 450

» Coordinate Geometry

MCQ▾

Question

The distance between the points P (-4, -3) and Q (5,6) is calculated as

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 451

» Triangles and Circles

MCQ▾

Question

The and are right angles. If , and , then the length of XZ is ________

Given the WXY and XZY are right angles

Given the WXY and XZY Are Right Angles

Given the WXY and XZY are right angles, if WZ is 7 cm, YZ is 17 cm and WX is 19 cm, then Find the length of XZ

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 452

» Coordinate Geometry

MCQ▾

Question

If the point (5,7) lies on the graph of the equation, find the value of a.

Choices

Choice (4) Response

a.

7

b.

9

c.

6

d.

8

Question number: 453

» Surface Area and Volumes

MCQ▾

Question

A rectangular field has its length and breadth in the ratio. Its area is 0.9 hectares. The cost of fencing it at RS. 10 per meter is ________

Choices

Choice (4) Response

a.

Rs. 6200

b.

Rs. 7400

c.

Rs. 4200

d.

Rs. 5200

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