Area of Quadrilaterals and Circles

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

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

• 66cm

• 78.5cm

• 66.5cm

• 10m

What is the radius of this circle?

• 12cm

• 6cm

• 24cm

• 3cm

What is the area of this circle?

• 62.59

• 113.1

• 19.81

• 28.27

What is the Area Formula for a Circle?

• A = $\pi$ * r * r

• A = $\pi$ * d

• A = 2 * $\pi$ * r

CHOOSE THE EQUATION THAT YOU WOULD USE TO SOLVE:

Find the area of circle F.

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• 
• 
• 

Find the area of the rhombus. The 10 and 14 show the lengths of those parts of the diagonals, they are not the full diagonal length.

Find the area of the quarter circle. Round you answer to the nearest hundredth.

• 58.88

• 78.50

• 7.85

• 157.00

What is the area of this circle?

• 16π

• 8π

• 4π

• 16π²

What is the area of this circle?

• 82.13

• 78.54

• 314.16

• 170.12