Circumference and Area of Circles Basic

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the circumference of the

bowl? Use 3.14 for π

• 28 cm

• 43.96 cm

• 87.96 cm

• 7 cm

Tags

CCSS.7.G.B.4

Cynthia wants to buy a round photo frame for her brother. The radius of the photo frame is 9 cm. What is the photo frame’s circumference? Keep your answer in terms of π

• 9π cm

• 4.5π cm

• 81π cm

• 18π cm

Tags

CCSS.7.G.B.4

Daniel wants to buy cookies for her friend. The

radius of a cookie is 5 inches. What is the cookie’s

circumference? Use 3.14 for π

• 10 in

• 2.5 in

• 15.7 in

• 31.4 in

Tags

CCSS.7.G.B.4

How many feet around is the pool? Use ²²⁄₇ for π

• 10.5 ft

• 42 ft

• 66 ft

• 131.95 ft

Tags

CCSS.7.G.B.4

What is the approximate circumference of a plate with a diameter of 10 inches? Use 3.14 for Pi.

Mathematical Equivalence

ON

Tags

CCSS.Math.Content.7.G.B.4

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

• 176.6 cm²

• 706.5 cm²

• 23.6 cm²

• 50.24 cm²

Tags

CCSS.7.G.B.4

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area? (a)  

• 31.25 m²

• 29.55 m²

• 30.36 m²

• 28.26 m2

Tags

CCSS.7.G.B.4

Mathematical Equivalence

ON

Tags

CCSS.7.G.B.4

The circumference of a circle is

• The measurement from an edge of a circle to another edge.

• The measurement around the circle

• The measurement from an edge of a circle to another edge going through the center

• The measurement from the center of the circle to an edge of the circle

Find the area of the circle? Use 3.14 for π

• 87.82 units²

• 153.86 units²

• 43.96 units²

• 307.72 units²

Tags

CCSS.7.G.B.4