Basic Circles and Central Angles

A segment connecting two points on a circle that passes through the center.

• diameter
• radius
• secant
• tangent

A segment that connects the center of a circle with a point on the circle.

• tangent
• secant
• diameter
• radius

A segment that connects two points on a circle; may or may not pass through the center of the circle.

• tangent
• secant
• chord
• diameter

A line that passes through the circle.

• chord
• radius
• secant
• tangent

Given the following information calculate the circumference. Use 3.14 in place of π. Round your answer to the nearest tenth.

• A
• B
• C
• D

Tags

CCSS.7.G.B.4

Given the following information calculate the AREA. Use 3.14 in place of π. Round your answer to the nearest tenth.

• A
• B
• C
• D

Tags

CCSS.7.G.B.4

What is a good explanation of the relationship between the radius and diameter?

• The diameter is half of the radius
• The radius is half of the diamter
• The circumference is 3.14 times the diameter
• 1/2 times the radius is the diameter

Tags

CCSS.7.G.B.4

Calculate the area of the OUTER RING only, NOT the area of the large circle.

• A
• B
• C
• D

A circle is named after its what?

• Center
• Arc
• Circumference
• Secant

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.A.1

• Name the circle: Circle B
• Name the circle: Circle DE
• Name the circle: Circle A
• Name the circle: Circle DBC

Tags

CCSS.HSG.CO.A.1