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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

Respuesta :

Answer:

509.004 cm²

Step-by-step explanation:

A = π·r²/2

= 3.142·18²/2

= 3.142·324/2

= 3.142·162

= 509.004 cm²

yusufdokrat0181

Answer: 125.251

Step-by-step explanation:

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