Circles Mini Flashcard

Front

What is a radius in a circle?

Back

A radius is a line segment that connects the center of the circle to any point on its circumference.

Front

What is a secant in relation to a circle?

Back

A secant is a line that intersects a circle at two points.

Front

What is the point of tangency?

Back

The point of tangency is the point where a tangent line touches the circle.

Front

What is a major arc?

Back

A major arc is an arc that is larger than a semicircle.

Front

What is a minor arc?

Back

A minor arc is an arc that is smaller than a semicircle.

Front

How many degrees are in a full circle?

Back

There are 360 degrees in a full circle.

Front

What is the diameter of a circle?

Back

The diameter is a line segment that passes through the center of the circle and has its endpoints on the circle.

Front

What is a chord in a circle?

Back

A chord is a line segment whose endpoints lie on the circle.

Front

What is a tangent line?

Back

A tangent line is a line that touches the circle at exactly one point.

Front

What is the circumference of a circle?

Back

The circumference is the distance around the circle.