Understanding Elementary Shapes (IMO- Mathematics Olympiad Class 6): Questions 59 - 61 of 82

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Question number: 59

» Understanding Elementary Shapes

MCQ▾

Question

ABC is a triangle. The side BC is produced to D. ACD=1000 and BAC=600 , then ABC is equal to

Choices

Choice (4) Response

a.

400

b.

600

c.

1600

d.

All of the above

Question number: 60

» Understanding Elementary Shapes

MCQ▾

Question

An angle which is equal to 900 is called

Choices

Choice (4) Response

a.

Right angle

b.

Complete angle

c.

Obtuse angle

d.

Acute angle

Question number: 61

» Understanding Elementary Shapes

MCQ▾

Question

In figure, the side YZ of XYZ is produced to W, where XZW=1100 . If ZV bisects XZY and YVZ=800 , find XYZ and YXZ respectively.

Triangle poly1 Triangle poly1: Polygon X, Y, ZArc d Arc d: Semicircle through F and GArc e Arc e: Semicircle through J and KSegment c Segment c: Segment [X, Y] of Triangle poly1Segment a Segment a: Segment [Y, Z] of Triangle poly1Segment b Segment b: Segment [Z, X] of Triangle poly1Segment f Segment f: Segment [Z, V] Segment g Segment g: Segment [Z, W] Point X X = (5, 5) Point X X = (5, 5) Point X X = (5, 5) Point Y Y = (3.26, 2) Point Y Y = (3.26, 2) Point Y Y = (3.26, 2) Point Z Z = (7.44, 1.98) Point Z Z = (7.44, 1.98) Point Z Z = (7.44, 1.98) Point V Point V: Point on cPoint V Point V: Point on cPoint V Point V: Point on cPoint W W = (12, 2) Point W W = (12, 2) Point W W = (12, 2) 110? text1 = “110? “80? text1_1 = “80? “

Image of a Triangle XYZ Having a Bisector ZV

Showing an image of a triangle XYZ having a bisector ZV then find angle XYZ and YXZ

Choices

Choice (4) Response

a.

450,850

b.

650,450

c.

650,1050

d.

850,700

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