calculating the area of a disk
The area of a disk is given by the formula A=π⋅r2, where r is the radius of the circle.
Give an approximate value to 2 decimal places of the area of a disk of radius 9.
Give an approximate value to 2 decimal places of the area of a disk of radius 9.
This type of exercise can be solved using the function : area_circle
Course reminder : Geometry