IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 380 - 385 of 931

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Question 380

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Question

MCQ▾

In given figure. Then is ________

Given the SQR is 85 and QPR is 50

Given the SQR is 85 and QPR is 50

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Choices

Choice (4)Response
a.
b.
c.
d.

Question 381

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Question

MCQ▾

The centroid of a triangle divides each median in the ratio ________

Choices

Choice (4)Response
a.
b.
c.
d.

Question 382

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Question

MCQ▾

The point concurrency of altitudes of a triangle is called ________

Choices

Choice (4)Response
a.Incenter
b.Centroid
c.Orthocenter
d.Circumcenter

Question 383

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Question

MCQ▾

In figure, S is any point on the side QR of, then ________

S is any point on the side QR of triangle PQR

S is Any Point on the Side QR of Triangle PQR

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Choices

Choice (4)Response
a.PS
b.4PS
c.2PS
d.Question does not provide sufficient data or is vague

Question 384

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Question

MCQ▾

The base of a prism is a triangle whose sides arc of lengths 13 cm, 20 cm and 21 cm. if the height of the prism be 9 cm. find the area of total lateral surface, volume of the prism

Choices

Choice (4)Response
a.1134 c. cm.
b.1754 c. cm.
c.1543 c. cm.
d.1865 c. cm.

Question 385

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Question

MCQ▾

A rectangle is divided into five smaller rectangles, as shown in the figure. Four of them have areas, , and as indicated. Then the area of the shaded rectangle is ________

Given rectangle is divided into five smaller rectangles

Given Rectangle is Divided into Five Smaller Rectangles

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Choices

Choice (4)Response
a.
b.
c.
d.