Understanding Elementary Shapes (IMO- Mathematics Olympiad Class 6): Questions 63 - 65 of 82

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Question number: 63

» Understanding Elementary Shapes

MCQ▾

Question

A quadrilateral is a rhombus but not a square if

Choices

Choice (4) Response

a.

The lengths of the diagonals are not equal

b.

Opposite angles are not equal

c.

Its diagonals are perpendicular

d.

Its diagonal do not bisect each other

Question number: 64

» Understanding Elementary Shapes

MCQ▾

Question

Measure of Equation in the given figure is

Triangle poly1 Triangle poly1: Polygon A, B, CArc e Arc e: Semicircle through H and IArc 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, DPoint A A = (5.52, 4.84) Point A A = (5.52, 4.84) Point A A = (5.52, 4.84) Point B B = (1.52, 1.6) Point B B = (1.52, 1.6) Point B B = (1.52, 1.6) Point C C = (7.4, 1.6) Point C C = (7.4, 1.6) Point C C = (7.4, 1.6) Point D D = (9.58, 1.6) Point D D = (9.58, 1.6) Point D D = (9.58, 1.6) 40? text2 = “40? “130? text2_1 = “130? “

Image of a Triangle With Given Angles

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

Choices

Choice (4) Response

a.

900

b.

1100

c.

750

d.

800

Question number: 65

» Understanding Elementary Shapes

MCQ▾

Question

In the figure, not drawn to scale, CBF is a straight line and Equation Find Equation

Arc c Arc c: Semicircle through G and HLine f Line f: Line through A, DLine f Line f: Line through A, DLine g Line g: Line through F, CRay h Ray h: Ray through B, ESegment i Segment i: Segment [I, J] Segment j Segment j: Segment [J, K] Point A A = (2.1, 3.7) Point A A = (2.1, 3.7) Point A A = (2.1, 3.7) Point D D = (7.86, 2.3) Point D D = (7.86, 2.3) Point D D = (7.86, 2.3) Point F F = (3.86, 5.2) Point F F = (3.86, 5.2) Point F F = (3.86, 5.2) Point C C = (6.12, 0.7) Point C C = (6.12, 0.7) Point C C = (6.12, 0.7) Point B Point B: Intersection point of f, gPoint B Point B: Intersection point of f, gPoint B Point B: Intersection point of f, gPoint E E = (6.1, 5.68) Point E E = (6.1, 5.68) Point E E = (6.1, 5.68) 49? text1 = “49? “

Image Made by Some Different Lines Making a Right Angle

Showing an image made by different line so find the angle EBF

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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