Area of a Circle

What is the formula for Area of a circle?

• C = 3.14(r)^2

• A = 3.14 (d)

• A = 3.14 (r)^2

Calculate the area of Circle X if the diameter is 13in.

• 13266.5in.

• 132.665in.

• 13.2665in.

• 1326.65in.

Calculate the area of the circle

• 22.687in.

• 2268.7in.

• 226.87in.

• 2.22687in.

Find the area of cricle whose diameter is 14 cm ?

• 14

• 44

• 7

• 21

• area

• side

• radius

• length of base 1

• length of base 2

• volume

• base

• length

• width

• height

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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A baker is making a giant pizza with a diameter of 42 inches. a large jar of tomato sauce can cover 90 square inches of pizza. How many jars of tomato sauce does the baker need to buy to cover all the pizza?

Mathematical Equivalence

ON

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

• 58.88

• 78.50

• 7.85

• 157.00

What does area mean?

• the distance around a shape

• half the distance around a shape

• the amount of space outside a shape

• the amount of space inside a shape