Area and Circumference

Is this line the radius or diameter?

• Radius

• Diameter

Is this line the radius or diameter?

• Radius

• Diameter

What is the radius of a circle when the diameter is 76 m?

• 38 m

• 35 m

• 76 m

• 152 m

Tags

CCSS.7.G.B.4

If a radius of a circle is 24 m, what is the diameter?

• 12 m

• 32 m

• 25 m

• 48 m

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4

Find the area of the circle. Use 3.14 for π.

Tags

CCSS.7.G.B.4

What is the formula for the area of a circle?

• A = πr
• A = 2πr
• A = πd
• A = πr²

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
• 65.94 ft
• 131.95 ft

Tags

CCSS.7.G.B.4

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

Find the circumference of the circle.

• 75.36 yd

• 37.68 yd

• 18.84 yd

• 150.72 yd

Tags

CCSS.7.G.B.4