hanmidppriya hanmidppriya

04-02-2017
Mathematics

contestada

Express the area of a circle, a, as a function of its circumference,
c.

Respuesta :

wolf1728 wolf1728

04-02-2017

Area = PI * radius^2

Circumference = 2 * PI * radius
radius = Circumference / 2 * PI

So, Area = PI * (Circumference / 2 *PI) * (Circumference / 2 *PI)
So, Area = Circumference^2 / (4*PI)

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