Work out the area of this semicircle take pie to be 3.142 and write down all the digits given by your calculator 18cm

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asked Oct 9, 2021 166k views

1 vote

Work out the area of this semicircle take pie to be 3.142 and write down all the digits given by your calculator 18cm

Mathematics
high-school

Traktor asked

by Traktor

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2 Answers

3 votes

Answer: 125.251

Explanation:

Rin answered Oct 10, 2021

by Rin

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5 votes

Answer:

509.004 cm²

Explanation:

A = π·r²/2

= 3.142·18²/2

= 3.142·324/2

= 3.142·162

= 509.004 cm²

Wewo answered Oct 15, 2021

by Wewo

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Answer: 125.251

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