Circumference and Area of a Circle

Name the pictured part of the circle.

• Center

• Sector

• Radius

• Central Angle

• Arc

Tags

CCSS.HSG.C.B.5

CCSS.HSG.CO.A.1

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Central Angle

• Arc

Tags

CCSS.HSG.C.A.2

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Central Angle

• Arc

Tags

CCSS.4.G.A.1

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Chord

• Arc

Tags

CCSS.HSG.C.A.2

Name the pictured part of the circle.

• Diameter

• Sector

• Radius

• Chord

• Semicircle

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

Tags

CCSS.7.G.B.4

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Tags

CCSS.HSG.C.A.2

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

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

What is the radius of a circle when the diameter is 70 m?

• 38

• 35

• 90

• 140

Tags

CCSS.7.G.B.4

Radius 6 cm
What is the diameter? 

• 36 cm
• 12 cm
• 6 cm
• 3 cm 

Tags

CCSS.7.G.B.4