IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 818 - 819 of 968

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Question number: 818

» Area, Surface Area & Volume

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The perimeter of a sector of a circle of radius is The area of the sector is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 819

» Triangle, Circle & Constructions

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In the given figure, PNQR is cyclic quadrilateral and MO is tangent to the circle with center ‘S’. PQ is diameter, the ________.

Quadrilateral poly1Quadrilateral poly1: Polygon P, N, Q, RCircle cCircle c: Circle through B_1 with center SAngle?Angle? : Angle between M, N, PAngle?Angle? : Angle between M, N, PAngle?Angle? : Angle between M, N, PAngle?Angle? : Angle between P, Q, RAngle?Angle? : Angle between P, Q, RAngle?Angle? : Angle between P, Q, RSegment c_1Segment c_1: Segment [P, N] of Quadrilateral poly1Segment dSegment d: Segment [N, Q] of Quadrilateral poly1Segment eSegment e: Segment [Q, R] of Quadrilateral poly1Segment fSegment f: Segment [R, P] of Quadrilateral poly1Segment gSegment g: Segment [P, Q] Vector uVector u: Vector [N, O] Vector uVector u: Vector [N, O] Vector vVector v: Vector [N, M] Vector vVector v: Vector [N, M] Point SS = (7.76, -0.34) Point SS = (7.76, -0.34) Point SS = (7.76, -0.34) Point PPoint P: Point on cPoint PPoint P: Point on cPoint PPoint P: Point on cPoint NPoint N: Point on cPoint NPoint N: Point on cPoint NPoint N: Point on cPoint QPoint Q: Point on cPoint QPoint Q: Point on cPoint QPoint Q: Point on cPoint RPoint R: Point on cPoint RPoint R: Point on cPoint RPoint R: Point on cPoint OO = (10.78, -1.08) Point OO = (10.78, -1.08) Point OO = (10.78, -1.08) Point MM = (7.14,2.7) Point MM = (7.14,2.7) Point MM = (7.14,2.7)

PNQR is Cyclic Quadrilateral

Choices

Choice (4)Response

a.

b.

c.

d.

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