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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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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

User Traktor
by
7.3k points

2 Answers

3 votes

Answer: 125.251

Explanation:

User Rin
by
8.3k points
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

User Wewo
by
8.1k points
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