15 lines
328 B
C
15 lines
328 B
C
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/*
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* C program to find the area of a circle, given the radius
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*/
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#include <stdio.h>
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#include <math.h>
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#define PI 3.142
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void main()
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{
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float radius, area;
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printf("Enter the radius of a circle \n");
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scanf("%f", &radius);
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area = PI * pow(radius, 2);
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printf("Area of a circle = %5.2f\n", area);
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}
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