Circle Basic Concepts

It is the point wherein all points in a circle is equidistant to.

• Center

• Radius

• Diameter

• Circumference

It is the line crossing the circle and passing through the center.

• Secant

• Chord

• Circumference

• Diameter

It is the curve that bounds the circle.

• Circumference

• Radius

• Tangent Line

• Diameter

It is a straight line drawn from the center to the boundary line or circumference.

• Secant

• Arc

• Radius

• Chord

It is a straight line joining two points on the circumference points of a circle.

• Radius

• Center

• Chord

• Circle

It is a part of the circumference between two points or a continuous piece of a circle.

• Circle

• Arc

• Center

• Diameter