22 lines
798 B
C
22 lines
798 B
C
//circleArea.c
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//Garrett Haldrup
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//Sept 2 2024
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//This program will caclulate the area of a circle given a radius given by user
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#include <stdio.h>
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int main(){
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// display the purpose of the program
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printf("This program will calculate the area of a cricle\n");
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// define the variable: radius and area, both with datatype float
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float radius, area;
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const float PI = 3.14159;
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// input: receive radius from the user (keyboard)
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printf("Please enter the radius of the circle: ");
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scanf("%f", &radius);
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//printf("The radius of the circle is: %f\n", radius);
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// process: Calculate area by using the formula of a circle
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area = PI * radius * radius;
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// output: display the `area` on the screen
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printf("The area of the circle with radius %.2f is: %.2f\n", radius, area);
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return 0;
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}
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