IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 440 - 444 of 929

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Question number: 440

» Surface Area and Volumes

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MCQ▾

Question

PQR is triangle in which QS, RT are medians. If , and , then the area of is________

Given the PQR is triangle in which QS, RT are medians

Given the PQR is Triangle in Which QS, RT Are Medians

Given the PQR is triangle in which QS, RT are medians. If QS is 12 cm and RT is 27 Cm find the area of Triangle PQR

Choices

Choice (4) Response

a.

220

b.

180

c.

360

d.

216

Question number: 441

» Triangles and Circles

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MCQ▾

Question

ABC is an equilateral triangle of side . P, Q and R are midpoints of AB, CA and BC respectively. The area of triangle PQR is ________

ABC is an equilateral triangle.P, Q and R are midpoints

ABC is an Equilateral Triangle. P, Q and R Are Midpoints

ABC is an equilateral triangle. P, Q and R are midpoints of AB, CA and BC respectively find the area of triangle PQR

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 442

» Surface Area and Volumes

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MCQ▾

Question

The volume of the largest circular cone that can be cut of a cube whose edge is 10 cm is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 443

» Surface Area and Volumes

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MCQ▾

Question

The largest sphere is cut off from a cube of side 12 cm. the volume of the sphere will be ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 444

» Surface Area and Volumes

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MCQ▾

Question

The altitude drawn to the base of an isosceles triangle is of length 12 cm and the perimeter is 96 cm. the area of the triangle is ________

Choices

Choice (4) Response

a.

b.

c.

d.