IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 431 - 436 of 1059

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Question number: 431

» 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

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Choice (4) Response

a.

b.

c.

d.

Question number: 432

» Understanding Elementary Shapes

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MCQ▾

Question

In an isosceles , the bisectors of and meet at D. If , then is equal to

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Choice (4) Response

a.

b.

c.

d.

Question number: 433

» Fractions

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MCQ▾

Question

Find the wrong expression.

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Choice (4) Response

a.

b.

c.

d.

Question number: 434

» Decimals

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Question

The fractional number corresponding to the following number “9 hundredths - 9 tenths + 9 tens - 9 ones” is ________.

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Choice (4) Response

a.

b.

c.

d.

Question number: 435

» Fractions

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MCQ▾

Question

Which number should come in place of ‘? ‘?

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Choice (4) Response

a.

9

b.

4

c.

8

d.

3

Question number: 436

» Understanding Elementary Shapes

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MCQ▾

Question

In figure, the side BC of is produced to E, where . If CD bisects and , find and respectively.

Triangle poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through F and G Arc e Arc e: Semicircle through J and K Segment c Segment c: Segment [A, B] of Triangle poly1 Segment a Segment a: Segment [B, C] of Triangle poly1 Segment b Segment b: Segment [C, A] of Triangle poly1 Segment f Segment f: Segment [C, D] Segment g Segment g: Segment [C, E] Point A A = (5,5) Point A A = (5,5) Point A A = (5,5) Point B B = (3.26,2) Point B B = (3.26,2) Point B B = (3.26,2) Point C C = (7.44,1.98) Point C C = (7.44,1.98) Point C C = (7.44,1.98) Point D Point D: Point on c Point D Point D: Point on c Point D Point D: Point on c Point E E = (12,2) Point E E = (12,2) Point E E = (12,2) 120? text1 = “120? “ 60? text1_1 = “60? “

Image of a Triangle ABC Having a Bisector CD and One Given Angle

Showing an image of a triangle ABC having a bisector CD then find angle DCB and DBC

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Choice (4) Response

a.

b.

c.

d.