Area and Circumference of Circle

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

• Diameter
• Radius

Tags

CCSS.7.G.B.4

If you are given the diameter, how can you calculate the radius?

• Multiply the diameter by 2
• Divide the diameter by 2
• Add 2 to the diameter
• Subtract 2 from the diameter

Tags

CCSS.7.G.B.4

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

What is circumference?

• The distance around a circle.
• The space inside the circle.
• A line from side to side passing through the center.
• A line from the center to the side.

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GMD.A.1

What is the area of a circle?

• The distance around a circle.
• The space inside the circle.
• A line from side to side passing through the center.
• A line from the center to the side.

Tags

CCSS.HSG.GMD.A.1

If the diameter of a circle is 4, what is the radius?

• 4

• 2π

• 4π

• 2

Tags

CCSS.7.G.B.4

Find the circumference of the circle in the image.

• 10π

• 20π

• 100π

• 20

Tags

CCSS.7.G.B.4

What is the formula for finding the area of a circle?

• 
• 

Tags

CCSS.7.G.B.4

What is the area of the circle in the image?

• 10

• 20π

• 100

• 100π

Tags

CCSS.7.G.B.4

What is the area of the circle in the image?

• 9π

• 12π

• 12

• 36π

Tags

CCSS.7.G.B.4