IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 256 - 261 of 929

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Question number: 256

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In the figure, PQRS is a square. A line segment SX cuts the side QR at X and the diagonal PR at O such that , then y = ________

Given in image PQRS is a square

Given in Image PQRS is a Square

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 257

» Surface Area and Volumes

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MCQ▾

Question

A cylindrical vessel 80 cm in diameter is partially filled with water. A sphere, 80 cm in diameter is gently dropped into the vessel. To what further height will water rise in the cylinder?

Choices

Choice (4)Response

a.

30.33 cm

b.

53.33 cm

c.

40.33 cm

d.

15.33 cm

Question number: 258

» Surface Area and Volumes

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MCQ▾

Question

A spherical ball of lead, 5 cm in diameter is melted and recast into two spherical balls. The diameter of one of these is 4 cm. The radius of the second ball is________

Choices

Choice (4)Response

a.

2.51 cm

b.

2.26 cm

c.

3.51 cm

d.

3.94 cm

Question number: 259

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In the figure, If and , then

Given the LM is parallel to CB and LN is parallel to CD

Given the LM is Parallel to CB and LN is Parallel to CD

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 260

» Triangles and Circles

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MCQ▾

Question

The point of concurrency of the angle bisectors of a triangle is called ________.

Choices

Choice (4)Response

a.

Circumcentre

b.

Incentre

c.

Centroid

d.

Orthocentre

Question number: 261

» Triangles and Circles

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MCQ▾

Question

From the adjoining figure, the value of x is ________.

Given the adjoining figure, find value of x

Given the Adjoining Figure, Find Value of X

Choices

Choice (4)Response

a.

b.

c.

d.

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