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

Question

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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Answers ( No )

    0
    2021-11-25T23:51:53+00:00

    <b>HEY THERE!!

    THE AREA OF A CIRCLE = πr^2

    Here π = 3.142
    r = 7.5

    now A = πr^2
    A = 3.142× 7.5×7.5
    A = 176.7375cm^2

    Hope it helped you.

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