GEO TEST Parts of Circles Vocabulary Ch.10

Fill in the blank: The set of points equidistant from a given point (the center) is called a _______.

• circle

• square

• triangle

• rectangle

Tags

CCSS.HSG.CO.A.1

Fill in the blank: A segment with endpoints at the center and on the circle is called a _______.

• chord

• radius

• diameter

• tangent

Fill in the blank: A segment with endpoints on the circle is called a _______.

• chord

• radius

• diameter

• tangent

Fill in the blank: A chord that passes through the center is called a _______.

• diameter

• radius

• tangent

• secant

Fill in the blank: A line that intersects the circle in two places is called a _______.

• secant

• tangent

• radius

• diameter

Fill in the blank: A line that intersects the circle at exactly one place is called a _______.

• tangent

• secant

• chord

• diameter

Fill in the blank: The point at which the tangent line intersects the circle is called the _______.

• point of tangency

• center

• radius

• diameter

What is a central angle?

• An angle whose vertex is at the center of a circle and two sides that are radii.

• An angle that measures 90 degrees

• An angle that measures 180 degrees

Tags

CCSS.HSG.C.A.2

What is an inscribed angle?

• An angle with a vertex on the circle and two sides that are chords.

• An angle formed by two radii in a circle.

• An angle formed by a tangent and a chord.

• An angle formed by two secants in a circle.

Tags

CCSS.HSG.C.A.2

What is an arc?

• A portion of the edge of the circle defined by two endpoints.

• A straight line connecting two points

• A closed loop

• A three-dimensional shape