IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 301 - 307 of 931

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Question 301

Question

MCQ▾

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

Choices

Choice (4)Response

a.

Circumcenter

b.

Centroid

c.

Incenter

d.

Orthocenter

Question 302

Question

MCQ▾

The area of rhombus is and one of its diagonals is 4 cm. its perimeter is ________

Choices

Choice (4)Response

a.

b.

c.

d.

Question 303

Question

MCQ▾

In the figure, the value of x if , is ________

Choices

Choice (4)Response

a.

b.

c.

d.

Question 304

Question

MCQ▾

If all medians of a triangle are equal, then the triangle is ________

Choices

Choice (4)Response

a.

Isosceles triangle

b.

Right angle triangle

c.

Equilateral triangle

d.

Scalene triangle

Question 305

Question

MCQ▾

In the given figure, a square PQRS has been inscribed in the quadrant PARB. If PQ = 16 cm, then the area of the shaded region is [Take ] ________

Choices

Choice (4)Response

a.

b.

c.

d.

Question 306

Question

MCQ▾

In the adjoining figure, and If and then ________

Choices

Choice (4)Response

a.

b.

c.

d.

Question 307

Question

MCQ▾

The volume of a sphere is the curved surface of its sphere is ________

Choices

Choice (4)Response

a.

b.

c.

d.