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- /* T2 zadatak 5 - Tri tačke su zadate koordinatama u ravni. Napisati program
- kojim se izračunava površina paralelograma čiji su vrhovi
- date tačke. */
- #include <stdio.h>
- #include <math.h>
- int main(){
- int Ax,Bx,Cx,Ay,By,Cy;
- double strA,strB,strC,P,S;
- printf("Unesite koordinate tacke A[x,y]:");
- scanf("%d %d",&Ax,&Ay);
- printf("Unesite koordinate tacke B[x,y]:");
- scanf("%d %d",&Bx,&By);
- printf("Unesite koordinate tacke C[x,y]:");
- scanf("%d %d",&Cx,&Cy);
- strA = sqrt((pow(Bx-Ax,2))+(pow(By-Ay,2)));
- strB = sqrt((pow(Cx-Bx,2))+(pow(Cy-By,2)));
- strC = sqrt((pow(Cx-Ax,2))+(pow(Cy-Ay,2)));
- S=(strA+strB+strC)/2;
- P=(sqrt(S*(S-strA)*(S-strB)*(S-strC)));
- printf("Povrsina je %lf\n",P);
- return 0;
- }
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