PARTS OF A CIRCLE

Front

What is the term for an angle whose vertex is on the circle and whose sides contain chords of the circle?

Back

Inscribed Angle

Front

What do we call the longest arc connecting two points on a circle?

Back

Major Arc

Front

What is the term for the distance across a circle through its center?

Back

Diameter

Front

What is the term for a line segment that connects two points on the circle?

Back

Chord

Front

What is the term for a line that touches the circle at exactly one point?

Back

Tangent Line

Front

What is the term for the distance from the center of the circle to any point on the circle?

Back

Radius

Front

What do we call the total distance around the circle?

Back

Circumference

Front

What is the term for an angle whose vertex is at the center of the circle?

Back

Central Angle

Front

What is the term for the smaller arc connecting two points on a circle?

Back

Minor Arc

Front

What is the formula for the circumference of a circle?

Back

C = 2πr, where r is the radius.