Mathematics, 07.09.2021 20:00 wsdafvbhjkl

A circle has a radius of 5cm, to the nearest cm. (a) Work out the lower bound for the circumference of the circle.
Give your answer in terms of r.
(b) Work out the upper bound for the area of the circle.
Give your answer in terms of .

A circle has a radius of 5cm, to the nearest cm.

(a) Work out the lower bound for the circumferen

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A circle has a radius of 5cm, to the nearest cm. (a) Work out the lower bound for the circumferenc...