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A circle has an area of 149 cm². Calculate the radius of the circle. Give your answer correct to 1 decimal place.​

A circle has an area of 149 cm². Calculate the radius of the circle. Give your answer correct to 1 decimal place.​
asked 204k views
2 votes
A circle has an area of 149 cm². Calculate the radius of the circle. Give your answer correct to 1 decimal place.​

asked
User Arjun Gulyani
by
7.9k points

1 Answer

5 votes

Explanation:

pi r^2 = circle area

pi r^2 = 149

r^2 = 149 / pi

r = 6.9 cm

answered
User Evadeflow
by
8.0k points
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