trabalho de introdução exercicio resolvido ate 5.docx

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Ex1:
int main(int argc, char** argv) {
	float a;
	float m=700;
	float f;
	printf ("Digiteo valor de a:");
	scanf ("%f",& a);
	f= m*a;
	printf ("a força eh %f");
	return 0;
}
Ex2: #include <iostream>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
int main(int argc, char** argv) {
	int base, altura, area ;
	printf ("Digite o valor da base");
	scanf ("%f",&base);
	printf ("Digite o valor da altura");
	scanf ("%f", &altura);
	area=(base*altura)/2 ;
	printf ("area: %f", area);
	return 0;
}
Ex3: #include <iostream>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
int main(int argc, char** argv) {	
float km;
float m;
printf ("Digite o valor de km");
scanf ("%f",&km );
m= km*1000/3600 ;
printf("m:%f", m);
	return 0;
}
Ex4:
#include <iostream>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
int main(int argc, char** argv) {	
float area;
float raio;
float pi=(3,14);
printf ("Digite o valor da raio");
scanf ("%f",&raio );
area=(pi*raio*raio);
printf("raio:%f", raio);
	return 0;
}
Ex5: #include <iostream>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
int main(int argc, char** argv) {	
float polegada;
float centimetros;
printf ("Digite o valor da polegada");
scanf ("%f",& polegada );
centimetros=(polegada*2.47);
printf("polegada:%f", polegada);
	return 0;
}