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### Grade 8 - Mathematics3.52 Arcs and Sectors

 Directions: Check the given statements are true or false.
 Q 1: If a semicircle subtends an angle of 180° at its centre, then it is called a sector.FalseTrue Q 2: The angle of a sector is a semicircle is 180°.TrueFalse Q 3: The length of the arc of a sector = (x°/360°)pr2.TrueFalse Q 4: Area of a sector = pr+2r.FalseTrue Q 5: The region bounded by an arc of the circle and two radii joining centre to end points of arc is called sector of the circle.FalseTrue Q 6: If two diameters of a circle are drawn perpendicular to each other, then the angles of the sectors formed are not equal.FalseTrue Question 7: This question is available to subscribers only! Question 8: This question is available to subscribers only!

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