Question

Create two functions to calculate the area and circumference of the circle using pointer.

Area (): this function will accept radius as parameter to calculate area of the circle.
Circumference (): This function will accept radius as parameter to calculate circumference.
Write a main function that accept radius value from the user. The user may either choose a calculation of area or circumference of circle (use switch statement to handle the choice). The result will be displayed to the user by respective function calling.
Note: Create constant for PI value.

Answer 1

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Step-by-step explanation:

I don't see any reason to use a pointer for the question their asking.