Area and Circumference of Circle Quiz

The distance halfway across the circle is called the...

• radius

• diameter

• circumference

• area

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

• Radius

• Diameter

Tags

CCSS.HSG.C.A.2

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

• Radius
• Diameter

Tags

CCSS.HSG.C.A.2

What is the radius of this circle?

• 18
• 36
• 9
• 6

Tags

CCSS.7.G.B.4

What is the diameter of this circle?

• 3.5
• 6.5
• 6
• 7

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.

Find the circumference of the circle

• 21.98
• 153.86
• 43.96
• 615.44

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 62.59
• 113.1
• 19.81
• 28.27

Tags

CCSS.7.G.B.4

What is the formula for the circumference of a circle?

• C=2πr

• C=l⋅w

• C=π d

• C=(1/2)bh

Tags

CCSS.7.G.B.4

What is/are the formula(s) to find the area of a circle?

• πr²
• 2πr
• √π

Tags

CCSS.7.G.B.4