# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 286 - 292 of 1042

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## Question 286

Edit

### Question

MCQ▾

Which of the following quadrilateral has four right angles?

### Choices

Choice (4)Response
a.Square
b.Rectangle
c.Rhombus
d.Square and rectangle

## Question 287

Edit

### Question

MCQ▾

If a quadrilateral has all equal sides and parallel opposite sides, it is called________.

### Choices

Choice (4)Response
a.Parallelogram
b.Rhombus
c.Kite
d.Rectangle

## Question 288

Edit

### Question

MCQ▾

The number of sides of a regular polygon whose each interior angle has a measure of is________.

### Choices

Choice (4)Response
a.6
b.8
c.5
d.3

## Question 289

Edit

### Question

MCQ▾

Choose the correct statement.

### Choices

Choice (4)Response
a.Only the square has all the angles right angle.
b.All the sides of rhombus are not congruent.
c.None of the above
d.The diagonals of rectangle are not congruent

## Question 290

Edit

### Question

MCQ▾

In a parallelogram PQRS, if, then the others angles are________.

### Choices

Choice (4)Response
a.45, 145, 135
b.45, 125, 135
c.45, 135, 135
d.45, 115, 115

## Question 291

Edit

### Question

MCQ▾

What is 10 % of 10%?

### Choices

Choice (4)Response
a.0.10
b.1.00
c.0.001
d.0.01

## Question 292

Edit

### Question

MCQ▾

The difference between compound interest and simple interest on a sum of 2 years at 10 % per annum, when the interest is compounded annually is Rs. 15. If the interest were compounded half yearly, the difference in two interests would be

### Choices

Choice (4)Response
a.23.25
b.24.30
c.25.64
d.23.00