A circle has a radius of 5 cm. Diagram NOT accurately drawn 5 cm Work out the area of the circle. Give your answer correct to 3 significant figures.

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asked Nov 1, 2022 44.7k views

10 votes

A circle has a radius of 5 cm.

Diagram NOT
accurately drawn
5 cm
Work out the area of the circle.
Give your answer correct to 3 significant
figures.

Mathematics
high-school

Ocko asked

by Ocko

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2 Answers

8 votes

Answer:

area = 78.540 cm ^2

Explanation:

area = Pi (radius^2)

area = 3.14159(5^2) = 3.14159(25) = 78.5397

Mike Harris answered Nov 2, 2022

by Mike Harris

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4 votes

Answer:

78.5

Explanation:

pi r^2

22/7 * 5^2

Jordanna Chord answered Nov 6, 2022

by Jordanna Chord

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