Get radius (as parameter)
Calculate area = pi x radius squared
Return area
The above assumes you write a function or method that calculates the area and returns it.
Otherwise:
Ask for radius
Calculate area = pix radius squared
Show area
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The formula for finding the area of any circle is pi*radius2..
Its the 16th letter of the Greek alphabet Its pi day on March 14th Its value to two decimal places is 3.14 Its worked out by dividing the circumference of any circle by its diameter Its true value is probably infinity Its used in finding the area of a circle Its used in finding the circumference of a circle Its used in finding the volume of a sphere Its used in finding the surface area of a sphere Its used in finding the volume of a cone Its used in finding the curved surface area of a cone
Area of any circle = pi*radius2
Area of any circle = pi*radius squared
Area of any circle = pi*radius squared