Circumference and Arc Length

Determine the radius of the penny

• 59.66 mm
• 9.5 mm
• 38 mm
• 119.32 mm

Tags

CCSS.7.G.B.4

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

The radius of a circle is

• The measurement from the center of a circle to an edge of the circle.
• The measurement around the circle
• The measurement from and edge of the circle to another edge through the center
• A line perpendicular to the diameter of the circle

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

What is the circumference of this circle ?

• 3.14 cm

• 37.70 cm

• 24 cm

• 68.4 cm

Tags

CCSS.7.G.B.4

A circular swimming pool is 21 feet in diameter.

How many feet around is the pool?

• 10.5 ft

• 42 ft

• 65.97 ft

• 131.95 ft

Tags

CCSS.7.G.B.4

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

• diameter
• radius
• secant
• tangent

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

• tangent
• secant
• chord
• diameter

Tags

CCSS.HSG.C.A.2

A line that touches a circle in just one point.

• tangent
• chord
• secant
• radius

An arc is a smaller piece of the...

• Chord
• Center
• Circumference
• Radius