Circle Vocabulary

Radius
Click the card to flip 👆
1 / 15
Terms in this set (15)
Radius
The distance from the center of a circle to any point on the circle
Image: Radius
Clarice
Rudolph's girlfriend
Image: Clarice
Diameter
the distance across a circle through its center
Image: Diameter
Circumference
The distance around a circle
Image: Circumference
Area of a circle
Amount of space inside a circle
Image: Area of a circle
Arc
Part of a circle connecting two points on the circle.
Image: Arc
minor arc of a circle
arc that is smaller than semi circle
Image: minor arc of a circle
major arc of a circle
arc that is larger than the semi circle
Image: major arc of a circle
semi-circle
arc whose endpoints are the endpoints of a diameter
Image: semi-circle
central angle of a circle
an angle whose vertex is the center of the circle; angle measure is congruent to arc measure
Image: central angle of a circle
inscribed anglean angle whose vertex is on the circle; angle measure is half the intercepted arc measurechordA segment whose endpoints lie on a circleSecantA line that intersects a circle in two pointsTangentA line in the plane of a circle that intersects the circle in exactly one point.CircleThe set of all points in a plane that are the same distance from a given point called the center