We know that area of a circle can be found by formula , where r – its radius.
Therefore the area of our circle with radius 12cm is
We know that area of a circle can be found by formula
, where r – its radius.
Therefore the area of our circle with radius 12cm is![S=\pi {12}^{2} = 144\pi cm](/tpl/images/1470/6491/530eb.png)