IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 382 - 389 of 1059

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Question number: 382

» Understanding Elementary Shapes

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MCQ▾

Question

If Q is the midpoint of PR and R is the midpoint of QS where P, Q, R, S are collinear, then

Choices

Choice (4) Response

a.

PR = RS

b.

PS = QR

c.

PQ = QS

d.

PQ = RS

Question number: 383

» Basic Geometrical Ideas

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MCQ▾

Question

A pair of lines which do not intersect at any point are called________.

Choices

Choice (4) Response

a.

Concurrent lines

b.

Intersecting lines

c.

Perpendicular lines

d.

Parallel lines

Question number: 384

» Understanding Elementary Shapes

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MCQ▾

Question

In a right angled triangle if an angle measures , then the measure of other angle is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 385

» Decimals

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MCQ▾

Question

The correct expanded form for 2.06 is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 386

» Basic Geometrical Ideas

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MCQ▾

Question

The basic elements of a square are

Choices

Choice (4) Response

a.

4 sides

b.

4 vertices

c.

4 angles

d.

All a. , b. and c. are correct

Question number: 387

» Basic Geometrical Ideas

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MCQ▾

Question

Set of points extending infinitely in all directions on the same flat surface is ________.

Choices

Choice (4) Response

a.

Line segment

b.

Point

c.

Line

d.

Plane

Question number: 388

» Understanding Elementary Shapes

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MCQ▾

Question

In an isosceles triangle if an angle measures , then the measure of other angles is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 389

» Understanding Elementary Shapes

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MCQ▾

Question

In the given figure, points C, O, B are collinear and and BOD = DOE. Find the values of a, b and c as shown in figure (Figure is now drawn on scale).

Arc c Arc c: Semicircle through G and H Arc d Arc d: Semicircle through I and J Arc e Arc e: Semicircle through K and L Arc k Arc k: Semicircle through M and N Line f Line f: Line through A, B Line f Line f: Line through A, B Ray g Ray g: Ray through O, C Ray h Ray h: Ray through O, E Ray i Ray i: Ray through O, D Ray j Ray j: Ray through O, C Point A A = (2.72,3.06) Point A A = (2.72,3.06) Point A A = (2.72,3.06) Point B B = (10.36,3.06) Point B B = (10.36,3.06) Point B B = (10.36,3.06) Point O Point O: Point on f Point O Point O: Point on f Point O Point O: Point on f Point C C = (8.9,5.24) Point C C = (8.9,5.24) Point C C = (8.9,5.24) Point E E = (8.9,0.38) Point E E = (8.9,0.38) Point E E = (8.9,0.38) Point D D = (9.88,1.7) Point D D = (9.88,1.7) Point D D = (9.88,1.7) 55? text1 = “55? “ 18? text2 = “18? “ z text4 = “z” y text3 = “y”

Image of Some Lines Making Known-Unknown Angles a, B and C

Showing the image of some lines making known-unknown angles then find angles a, b and c

Choices

Choice (4) Response

a.

b.

c.

d.