Area of Circles

Labelling

Label the parts of the circle

Drag labels to their correct position on the image

diameter

radius

circumference

area

center

Multiple Choice

What is circumference?

• space inside of a circle

• a set of points equidistant from one another

• distance around a circle

• crosses through the center point across a circle

Multiple Choice

What is area?

• the distance around the circle

• the diameter

• the space inside a circle

• the radius

Drag and Drop

A = ​

Placeholder

Drag these tiles and drop them in the correct blank above

l x w

bh

Multiple Choice

Which is the correct way to write units when finding area?

• units

• $$units^2$$

Match

Match the following.

• $$\frac{d}{2}$$

• 2r

• radius

• diameter

r =

d =

half of the diameter

twice the radius

• r =

• d =

• half of the diameter

• twice the radius

Multiple Choice

Find the area.

• $$6.28km^2$$  

• $$18.84yd^2$$  

• $$3.14yd^2$$  

• $$12.56km^2$$  

Multiple Choice

Find the area.

• $$200.96yd$$  

• $$50.24yd^2$$  

• $$200.96yd^2$$  

• $$74.16yd^2$$  

Multiple Choice

Find the area.

• $$56.52mi^2$$  

• $$28.26mi^2$$  

• $$9.42mi^2$$  

• $$254.34mi^2$$  

Multiple Choice

Find the area.

• $$28.26cm^2$$  

• $$113.04cm^2$$  

• $$12.56cm^2$$  

• $$3.14cm^2$$