Flashcard 8th Period: Circle Geometry Concepts

Front

A segment with endpoints on the circle

Back

Chord

Front

A chord that passes through the center of a circle

Back

Diameter

Front

A circumscribed angle has its vertex ____________ the circle

Back

outside

Front

Find the measure of the indicated angle: If the angle is inscribed and subtended by an arc of 130°, what is the measure of the angle?

Back

65°

Front

What is the measure of the missing angle in degrees? (Hint: Inscribed Angle) If the inscribed angle subtends an arc of 102°, what is the measure of the angle?

Back

51°

Front

The longest chord in a circle is called what?

Back

Diameter

Front

What do you call a line that touches the circle at exactly one point?

Back

Tangent

Front

What is the relationship between the inscribed angle and the arc it subtends?

Back

The inscribed angle is half the measure of the arc.

Front

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

Back

Radius

Front

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

Back

Central Angle