8th Grade Math Review

What is the radius of this circle?

• 2.5in 

• 5in 

• 10in 

• 5ft

What is the diameter of this circle? 

• 2.5in 

• 5in 

• 10in 

• 5ft

What is circumference?

• The distance around a circle 

• The number of square units needed to cover a given surface

• The number of cubic units needed to fill a given space

• When the radius and diameter is added together 

What is the circumference of this circle?

• 0.314 in 

• 3.14 in

• 31.4 in

• 314 in

What is Area?

• The distance around the circle 

• The number of square units needed to cover a given surface 

• The number of cubic units needed to fill a given space. 

• The sum of the areas of the faces. 

What is the area of this circle? 

• 31.4 in²

• 6.28 in²

• 25 in²

• 78.5 in²

What is the radius of this circle?

• 12 in

• 4 in 

• 6 in 

• 8 in 

What is the diameter of this circle? 

• 12 in 

• 4 in 

• 6 in 

• 8 in 

What is the circumference of this circle? use 3.14 for 

• 226.08 in 

• 26.17 in 

• 18.84 in

• 37.68 in

What is the area of this circle? 

• 37.68 in²

• 113.04 in²

• 25.12 in²

• 200.96 in²