Circles

A line segment connecting any two points on a circle is called a _____________.

• diameter

• chord

• radius

• Secant

What is the definition of a tangent?

• A line that intersects the circle on two points.

• A line that passes through the center of the circle.

• A line segment that passes through the center of the circle.

• A line that intersects the circle on only one point.

What is the definition of a secant?

• A line segment whose endpoints are on the circle.

• A line that intersects a circle in one point.

• A line that intersects a circle in two points.

• A line segment which intersects the circle at the point of secancy.

What can you conclude from the picture?

• m is parallel to circle C

• m is skew to circle C

• m bisects circle C

• m is tangent to circle C

A tangent to a circle is ________________________ to the radius drawn to the point of tangency.

• congruent
• perpendicular
• complimentary
• supplementary

Name a minor arc

• AD
• ADB
• AB
• CD

Name a major arc.

• ABD
• BDA
• BCD
• DA

What is the measure of arc AD?

• 38
• 142
• 180
• 153

Tags

CCSS.HSG.C.B.5

What is the measure of arc AB?

• 140
• 142
• 180
• 153

Tags

CCSS.HSG.C.B.5

What is the measure of ∠PTQ?

• 100°
• 140°
• 180°
• 120°

Tags

CCSS.HSG.C.A.2