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01-07-2017
Mathematics

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Which is the Area of a circle with a diameter of 7 units?

Respuesta :

01-07-2017

area of a circle = (3.14) * r^2
d = 7
r = 3.5

a = (3.14) * 3.5^2
a = (3.14) * 12.25
a = 38.47

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