IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 788 - 789 of 968

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Question number: 788

» Area, Surface Area & Volume

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Question

The inner circumference of a circular track is The track is wide from everywhere. The quantity of wire required to surround the path completely is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 789

» Triangle, Circle & Constructions

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In the given figure is tangent and is a secant to the circle. If the bisector of meets at then is ________.

Circle c Circle c: Circle through B_1 with center M Angle? Angle? : Angle between B, T, M Angle? Angle? : Angle between B, T, M Angle? Angle? : Angle between M, T, A Angle? Angle? : Angle between M, T, A Segment f Segment f: Segment [M, T] Segment g Segment g: Segment [D, P] Segment h Segment h: Segment [P, B] Segment i Segment i: Segment [B, T] Segment j Segment j: Segment [T, A] Segment j Segment j: Segment [T, A] Point M M = (4.56,0.64) Point M M = (4.56,0.64) Point M M = (4.56,0.64) Point T Point T: Point on c Point T Point T: Point on c Point T Point T: Point on c Point P P = (6.84, -0.9) Point P P = (6.84, -0.9) Point P P = (6.84, -0.9) Point B Point B: Point on c Point B Point B: Point on c Point B Point B: Point on c Point A Point A: Intersection point of c, h Point A Point A: Intersection point of c, h Point A Point A: Intersection point of c, h

Circle and Tangent of PT

PT is tangent and PAB is a secant to the circle. The bisector of ∠ATP meets AB at M

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above