Circumference & Area

The perimeter of a circle is usually called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.7.G.B.4

Steven purchases a bowl. The diameter of the
bowl is 14 cm. What is the circumference of the 
bowl?

• 28 cm
• 43.98 cm
• 87.96 cm
• 7 cm

Tags

CCSS.7.G.B.4

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

Tags

CCSS.7.G.B.4

What is the circumference of this circle?  (Round to the nearest whole number)

• 88 in
• 44 in
• 116  in
• 80 inches

Tags

CCSS.7.G.B.4

What is the formula for area of a circle given the radius?

• A = πr
• A = 2πr
• A = πd
• A = πr²

Tags

CCSS.7.G.B.4

Find the area of the circle.  The radius is 7 cm. 

• 43.96 cm
• 153.86 cm
• 87.82 cm
• 307.72 cm

Tags

CCSS.7.G.B.4

What is the area of a circle with a radius of 21 cm?

• 1384.74 cm²
• 2142.12 cm²
• 4348.08 cm²
• 1289.12 cm²

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 163.2 cm²
• 15.3 cm²
• 124.2 cm²
• 113.1 cm

Tags

CCSS.7.G.B.4

what is the area of a circle with the radius of 8 cm ?

• 66 cm squared

• 200.96 cm squared

• 66.5 cm squared

• 600 m squared

Tags

CCSS.7.G.B.4

 $A\ =\ \frac{1}{2}\pi r^2$  Find the Area of the semicircle.

•  $12.56\ cm^2$  

•  $25.12\ cm^2$  
  

•  $50.24\ cm^2$  
  

•  $100.48\ cm^2$  
  

Tags

CCSS.7.G.B.4