Radius, Diameter, Area

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

What is the diameter?

• 5 in
• 10 in
• 3.14 in
• 15.84 in

Tags

CCSS.7.G.B.4

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

• Radius
• Diameter

Tags

CCSS.HSG.C.A.2

What is the diameter of a circle with a radius of 5.5 cm?

• 5.5 cm
• 2.25 cm
• 11 cm
• A:LKFJ:LSKFJ

Tags

CCSS.7.G.B.4

Find the radius of a circle who's diameter is 40 ft.

• 40ft
• 80ft
• 20ft
• 45ft

Tags

CCSS.7.G.B.4

The radius is....

• a line that crosses through the center and touches each edge 
• the center point of a circle 
• a line from the center point to the edge of the circle
• an element in science

A line that goes from one end of the circle to the other and crosses the center point.  

• center
• diameter
• dime eater
• radius

Tags

CCSS.HSG.C.A.2

find the area of the circle below.

• 100 cm
• 225 cm
• 9 cm
• 28.26 cm

Find the area of the circle.  Use 3.14 for π. Round to the nearest tenth if necessary.
a circle with diameter 14 in.

• 153.86 in²
• 129.97 in²
• 158.45 in²
• 135.96 in²