Area of Circles

What is the difference between a radius and a diameter of a circle?

• The radius is twice the diameter

• The diameter is twice the radius

• They are the same length

• The radius goes around the circle, the diameter goes through it

Tags

CCSS.HSG.C.A.2

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

what is the area of a circle with the diameter of 10cm ?

• 66cm

• 78.5cm

• 66.5cm

• 10m

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 62.59

• 113.1

• 19.81

• 28.27

Tags

CCSS.7.G.B.4

What is the formula to find the area of a circle? ​ (a)  

Tags

CCSS.7.G.B.4

Find the area of the circle A=π·r²

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

Tags

CCSS.7.G.B.4

• 8322.13

• 1133.54

• 4536.46

• 1267.09

Tags

CCSS.7.G.B.4

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

Select the correct formula for finding area of a circle

(a)  

• l x w

• b x h

Tags

CCSS.7.G.B.4