IMO- Mathematics Olympiad Class 8: Questions 282 - 289 of 1029

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Question number: 282

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Sum of the exterior angle of quadrilateral is________.

Choices

Choice (4) Response
a.

120 °

b. 450 °
c.

360 °

d.

180 °

Question number: 283

» Comparing Quantities

MCQ▾

Question

The simple interest at y % for y years will be Rs. y on a sum of________.

Choices

Choice (4) Response
a.

y100 Rs.

b.

50y Rs.

c.

100y Rs.

d.

1003y Rs.

Question number: 284

» Comparing Quantities

MCQ▾

Question

The simple interest at a % for a years will be Rs. 2a on a sum of________.

Choices

Choice (4) Response
a.

1003y Rs.

b.

y100 Rs.

c.

200a Rs.

d.

50y Rs.

Question number: 285

» Quadrilaterals and Practical Geometry

MCQ▾

Question

The exterior angle of a regular polygon is one-fifth of its interior angle. How many sides has the polygon?

Choices

Choice (4) Response
a.

8

b.

4

c.

12

d.

10

Question number: 286

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Which of the following quadrilateral has four right angles?

Choices

Choice (4) Response
a.

Square

b.

Rectangle

c.

Rhombus

d.

Square and rectangle

Question number: 287

» Quadrilaterals and Practical Geometry

MCQ▾

Question

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

Choices

Choice (4) Response
a.

Rectangle

b.

Parallelogram

c.

Rhombus

d.

Kite

Question number: 288

» Quadrilaterals and Practical Geometry

MCQ▾

Question

The number of sides of a regular polygon whose each interior angle has a measure of 135° is________.

Choices

Choice (4) Response
a.

3

b.

8

c.

6

d.

5

Question number: 289

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Choose the correct statement.

Choices

Choice (4) Response
a.

Only the square have all the angles right angle.

b.

All the sides of rhombus are not congruent.

c.

The diagonals of rectangle are not congruent

d.

Rectangle has all the sides equal.

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