IMO- Mathematics Olympiad Class 9: Questions 352 - 356 of 919

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Question number: 352

» Lines, Angles and Quadrilaterals

MCQ▾

Question

Two regular polygons are such that the ratio between their no. of sides is 1: 2 and the ratio of measures of their interior angles is 4: 7. Find the number of sides of each polygon

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 353

» Surface Area and Volumes

MCQ▾

Question

The area of a quadrilateral JKLM, in which Equation , Equation is an equilateral triangles of side 20 cm and Equation is________.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 354

» Triangles and Circles

MCQ▾

Question

A1 is a circle of radius 8 cm, A2 is a circle of radius 12 cm. Shivangi wants the two circles to touch tangentially. She knows that there are two possibilities for the distance between their centres. What are these two distances?

Choices

Choice (4) Response

a.

5 cm and 19 cm

b.

4 cm and 20 cm

c.

16 cm and 8 cm

d.

12 cm and 4 cm

Question number: 355

» Linear Equations in Two Variables

MCQ▾

Question

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

Given the PQ, RS and TU are parallel lines

Given the PQ, RS and TU Are Parallel Lines

Given the PQ, RS and TU are parallel lines, then find the value of x

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 356

» Triangles and Circles

MCQ▾

Question

Triangle PAB is formed by three tangents to circle with center O and Equation , then angle AOB equals ________

Given the Triangle PAB is formed by three tangents to circle

Given the Triangle PAB Is Formed by Three Tangents to Circle

Given Triangle PAB is formed by three tangents to circle with center O then find the angle AOC equals value

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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