Respuesta :

choccocakee
Formula for the area of a circle is Pi*radius squared
So, we do Pi*2^2 which is 12.57
altavistard

Answer:

4π cm²

Step-by-step explanation:

The radius of this circle is half the diameter, that is, half of 4 cm, or 2 cm.

Then the area of the circle is A = πr²  =>  A = π(2 cm)² = 4π cm²

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