Question

A circle with an area of 1444 cm²

What is the radius?

Answer 1

`\text{Area of circle} = \pi r^2\\\\\implies 1444 = \pi r^2\\\\\implies r^2 = (1444)/(\pi)\\\\\implies r = \sqrt{(1444)/(\pi)} = (38)/(√(\pi)) =21.43 ~ \text{cm}`