Question

when finding the area of a circle, is it 3.14 r x2 or 3.14 r²?

Answer 1

The area of a circle is given by the formula,

$Area\text{ = }\pi r^2$

Where,

$\pi\text{ = 22/7 or }\pi\text{ = 3.14}$

Thus the generalized form is,

$Area\text{ = 3.14r}^2\text{ units}^2$