Understanding Elementary Shapes (IMO- Mathematics Olympiad (SOF) Class 6): Questions 54 - 57 of 82

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Question number: 54

» Understanding Elementary Shapes

MCQ▾

Question

Find the value of x.

Line f Line f: Line through O, BLine f Line f: Line through O, BLine i Line i: Line through O, DLine i Line i: Line through O, DRay g Ray g: Ray through O, CRay h Ray h: Ray through O, ARay j Ray j: Ray through O, EPoint O O = (5.68,3.02) Point O O = (5.68,3.02) Point O O = (5.68,3.02) Point B B = (8.66,5.42) Point B B = (8.66,5.42) Point B B = (8.66,5.42) Point A A = (10,3) Point A A = (10,3) Point A A = (10,3) Point D D = (2.96,0.82) Point D D = (2.96,0.82) Point D D = (2.96,0.82) Point E E = (9.5,1.66) Point E E = (9.5,1.66) Point E E = (9.5,1.66) Point C C = (5.68,5.88) Point C C = (5.68,5.88) Point C C = (5.68,5.88) (3x 10)? text1 = ” (3x 10)? “ (x-30)? text2 = ” (x-30)? “ (2x)? text3 = ” (2x)? “ (2x-40)? text4 = ” (2x-40)? “ (2x-20)? text5 = ” (2x-20)? “

Image Made by Some Lines That Make Some Angles

Find the value of x by using given angles

Choices

Choice (4) Response

a.

550

b.

600

c.

400

d.

440

Question number: 55

» Understanding Elementary Shapes

MCQ▾

Question

JKL is a triangle. The side KL is produced to M and and , then is equal to

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 56

» Understanding Elementary Shapes

MCQ▾

Question

In a triangle ABC, , then

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 57

» Understanding Elementary Shapes

MCQ▾

Question

Measure of in the given figure is

Triangle poly1 Triangle poly1: Polygon A, B, CArc d Arc d: Semicircle through F and GArc h Arc h: Semicircle through J and KSegment c Segment c: Segment [A, B] of Triangle poly1Segment a Segment a: Segment [B, C] of Triangle poly1Segment b Segment b: Segment [C, A] of Triangle poly1Ray f Ray f: Ray through C, XPoint A A = (3.74,4.72) Point A A = (3.74,4.72) Point A A = (3.74,4.72) Point B B = (3.8,1.6) Point B B = (3.8,1.6) Point B B = (3.8,1.6) Point C C = (7.4,1.6) Point C C = (7.4,1.6) Point C C = (7.4,1.6) Point X X = (9.58,1.6) Point X X = (9.58,1.6) Point X X = (9.58,1.6) 55? text2 = “55? “

Image of a Triangle With One Given Angle

Showing an image of a triangle with given angles, so find the angle ACX

Choices

Choice (4) Response

a.

1300

b.

1450

c.

1100

d.

1600

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