jack108 jack108

21-11-2016
Mathematics

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calculate the area of a circle with a radius of 3.5cm (1dp)

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Аноним Аноним

21-11-2016

The formula to find the area of this circle is:

A = pi(r^2)
A = 3.14(3.5^2)
A = 3.14(12.25)
A= 38.465 cm

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