Tagged: program calculate circle area

Program in C that reads radius of a circle and calculates its area 1

Program in C that reads radius of a circle and calculates its area

The below program in C will accepts the radius of a circle from the user and calculates its area and displays the calculated result to the user on the screen. Explanation Step 1: Read the radius Step 2: Calculate the area by applying the formula: Area = (pi)*r2 = 3.14 * r2 #include<stdio.h> #include<conio.h> void main() { float radius, area; printf(“Radius = ?”); scanf(“%f”, &radius); //calculate the area area = 3.14 * radius * radius; //display the calculated result printf(“Area = %f”, area); getch(); } Output: Radius = ?5 Area = 78.500000

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