Practical Geometry - Lines and Angles (IMO- Mathematics Olympiad Class 7): Questions 45 - 46 of 73

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Question number: 45

» Practical Geometry - Lines and Angles

MCQ▾

Question

PQ is parallel RS and RM is parallel to OQ and PTR=48° , Find ONS

Image shows the two parallel lines is given

Image Shows the Two Parallel Lines Is Given

Showing image of PQ is parallel RS and RM is parallel to OQ is given, Find ∠ONS.

Choices

Choice (4) Response

a.

41°

b.

58°

c.

132°

d.

34°

Question number: 46

» Practical Geometry - Lines and Angles

MCQ▾

Question

In the figure, (not drawn to scale), BCF is an isosceles triangle with FC = FB. Find x.

Arc c Arc c: Semicircle through D and HArc d Arc d: Semicircle through M and NSegment f Segment f: Segment [E, F] Segment h Segment h: Segment [C, F] Segment i Segment i: Segment [C, A] Vector u Vector u: Vector [K, L] Vector u Vector u: Vector [K, L] Point E E = (3.22, 3.26) Point E E = (3.22, 3.26) Point E E = (3.22, 3.26) Point F F = (7.74, 4.86) Point F F = (7.74, 4.86) Point F F = (7.74, 4.86) Point C C = (9.32, 2.88) Point C C = (9.32, 2.88) Point C C = (9.32, 2.88) Point A A = (2.62, 4.96) Point A A = (2.62, 4.96) Point A A = (2.62, 4.96) Point B Point B: Intersection point of f, iPoint B Point B: Intersection point of f, iPoint B Point B: Intersection point of f, i36â° text1 = “36â°”x text2 = “x”

Image Made by Some Lines Making Some Angles

Showing the image that is made by some lines making angles, so find angle x

Choices

Choice (4) Response

a.

1080

b.

2100

c.

1840

d.

2240

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