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

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## Question 301

Edit

### 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

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### 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

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### Question

MCQ▾

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

### Choices

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

## Question 304

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### 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

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### 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

Edit

### Question

MCQ▾

In the adjoining figure, and If and then ________

### Choices

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

## Question 307

Edit

### Question

MCQ▾

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

### Choices

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