C program to find area of circle

#include <stdio.h>
#define PI 3.142
int main(){
    float R, A;
    printf("Enter the radius: \n");
    scanf("%f", &R);
    A = PI * R * R;
    printf("Area is: %f\n", A);
    
}

Similar codes

0 vote128 views1 answer
Flip exis in dataframe
C
0 vote188 views1 answer
Int main() { int sum =0; FILE * ptr; ptr = fopen("d:\\students. "," "); if (ptr ==NULL){ ("file does not exist!!"); exit(0); }
C
1 vote134 views1 answer
E: The repository 'http://ppa.launchpad.net/webupd8team/atom/ubuntu focal Release' does not have a Release file. 404 error remove
C
4 votes133 views3 answers
Fibbonacci series
C
0 vote143 views2 answers
How to debug a segmentation fault in c
C
0 vote130 views1 answer
How to create calculator with switch in c
C
0 vote106 views1 answer
Float
C
7 votes147 views2 answers
Declaring array in dart
C
0 vote172 views1 answer
Synopsis of fork()
C
1 vote142 views4 answers
Could not create cudnn handle: CUDNN_STATUS_INTERNAL_ERROR
C