Circle Parts QuizVersion en ligne Test your knowledge about the different parts of a circle! par Catherine Huerta 1 What is the distance from the center to any point on the circle called? a Diameter b Circumference c Radius d Chord 2 What do you call the longest chord in a circle? a Arc b Sector c Radius d Diameter 3 What is the term for a straight line that touches the circle at one point? a Chord b Diameter c Secant d Tangent 4 What is the area of a circle formula? a πr² b d²/4π c πd d 2πr 5 What is the term for a part of the circumference of a circle? a Arc b Sector c Segment d Chord 6 What do you call the region enclosed by two radii and an arc? a Diameter b Sector c Segment d Chord 7 What is the line segment that connects two points on the circle called? a Chord b Diameter c Radius d Tangent 8 What is the distance around the circle known as? a Diameter b Circumference c Area d Radius 9 What is the term for the area of a circle cut off by a chord? a Arc b Diameter c Segment d Sector 10 What is the center point of a circle called? a Center b Circumference c Radius d Diameter
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