Mathematics, 06.07.2019 21:30 lacilebeck69641

1. work out the area of a circle with radius 7.5 cm. take (pie) to be 3.142 and give your answer to 2 decimal places. 2. a semicircle has radius 8.2 cm. work out the area of the semicircle. take (pie) to be 3.142 and give your answer to 1 decimal place.

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