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21-11-2021
Mathematics

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Workout the area of a semicircle with a radius of 3cm. Give your answer in terms of pi

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musiclover10045 musiclover10045

21-11-2021

The area of a circle is PI x r^2

Area = PI x 3^2

Area = 9PI

A semicircle is 1/2 a full circle

Area of the semicircle can be written as 9/2PI or 4.5PI cm^2

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evalinet2 evalinet2

21-11-2021

Step-by-step explanation:

area=22/7*25

are =(22/7*25

area=(3.14*25

area 39.25

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