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Lesechka [4]
3 years ago
9

Find the area of each circle. Round to the nearest tenth.

Mathematics
2 answers:
alexira [117]3 years ago
7 0

Answer:

Area= 50.3cm^2

Step-by-step explanation:

Use the area of a circle formula A= πr²

Then plug in your radius which is half of your diameter.

A=π(4)² = 50.3 cm²

goldfiish [28.3K]3 years ago
3 0

Answer:

A≈50.27

Step-by-step explanation:

Using the formulas

A=πr2

d=2r

Solving forA

A=1/ 4πd^2=1/ 4·π·82≈50.26548

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