Circle Area

Find the area of the circle with radius 3 cm below. $A=\pi\cdot r^2\ \$  

• 100 cm²

• 225 cm²

• 9 cm²

• 28.26 cm²

Find the area of the circle $A=\pi\cdot r^2\ \$  

• 43.96

• 153.86

• 87.82

• 307.72

What is the area of this circle? Find the radius first.
 $A=\pi\cdot r^2\ \$  

• 8322.13

• 1133.54

• 4536.46

• 1267.09

Tags

CCSS.8.G.C.9

A clock face has a diameter of 10 inches. What is the approximate area of the clock face in square inches? Find the radius first.  $A=\pi\cdot r^2\ \$  

• 314 in²

• 31.4 in²

• 7.85 in²

• 78.5 in²

Tags

CCSS.8.NS.A.2

Find the area of the circle. $A=\pi\cdot r^2\ \$  

• 803.84 cm²

• 25.12 cm²

• 50.24 cm²

• 200.96 cm²

Tags

CCSS.8.EE.A.1

Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?

• 63.585 ft²
• 68.345 ft²
• 64.585 ft²
• 61.345 ft²

Tags

CCSS.6.G.A.1

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?  $A=\pi\cdot r^2\ \$  

• 49.2 cm²

• 45.6 cm²

• 50.24 cm²

• 55.9 cm²

What is the area of this circle? Find the radius first.  $A=\pi\cdot r^2\ \$  

• 163.2

• 15.3

• 124.2

• 113.04

Tags

CCSS.8.G.C.9

What is the area of this circle?  $A=\pi\cdot r^2\ \$  

• 82.13

• 78.5

• 314.16

• 170.12

A clock face has a radius of 10 inches. What is the approximate area of the clock face in square inches?  $A=\pi\cdot r^2\ \$  

• 314 in²

• 310.4 in²

• 70.85 in²

• 78.5 in²

Tags

CCSS.8.G.C.9

CCSS.8.NS.A.2