Help pls, it's area of a circle

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Brianbro asked May 18, 2023

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Help pls, it's area of a circle

Mathematics
college

Brianbro asked May 18, 2023

by Brianbro

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The first user who answer is correct :)

Tatsuya Fujisaki answered May 20, 2023

by Tatsuya Fujisaki

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Explanation:

Area of a circle: π×r²

1. 3.14×3.5²

= 38.468m²

m2. 3.14×15dm²

= 706.5dm²

3. 3.14×10cm²

= 314cm²

4. 3.14×8.5cm²

= 226.885cm²

5. Diameter ÷ 2 = Radius

= 8m ÷ 2 = 4m

3.14×4m²

= 50.24m²

Schlusie answered May 24, 2023

by Schlusie

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