[已解决]c语言求解决个小问题

Boring1031

这个A角度怎么求呀

最佳答案

月排行榜 / 总排行榜

傻眼貓咪

2021-10-22 18:19:24

1. #include <stdio.h>
   
2. #include <math.h>
   
3. #define pi 3.14159
   
4. 
   
5. int main()
   
6. {
   
7.     float a, b, c, p, s, A, B;
   
8.     scanf("%f %f", &a, &b);
   
9.     c = sqrt((a*a)+(b*b));
   
10.     p = a+b+c;
    
11.     s = (a*b)/2;
    
12.     A = acos(b/c);
    
13.     B = acos(a/c);
    
14.     A = (A*180)/pi;
    
15.     B = (B*180)/pi;
    
16.     printf("c = %.1f\n", c);
    
17.     printf("p = %.1f\n", p);
    
18.     printf("s = %.1f\n", s);
    
19.     printf("A = %d\n", (int)ceil(A));
    
20.     printf("B = %d\n", (int)ceil(B));
    
21.     printf("A = %.1f\n", A);
    
22.     printf("B = %.1f\n", B);
    
23.     return 0;
    
24. }

复制代码

1. 3 4
   
2. c = 5.0
   
3. p = 12.0
   
4. s = 6.0
   
5. A = 37
   
6. B = 54
   
7. A = 36.9
   
8. B = 53.1

复制代码

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人造人

1. #include <stdio.h>
   
2. #include <math.h>
   
3. 
   
4. int main(void) {
   
5.     double a, b, c, p, s, A, B;
   
6.     scanf("%lf%lf", &a, &b);
   
7.     c = sqrt(pow(a, 2) + pow(b, 2));
   
8.     p = a + b + c;
   
9.     s = a * b / 2;
   
10.     A = asin(a / c) * (180 / M_PI);
    
11.     B = asin(b / c) * (180 / M_PI);
    
12.     printf("a=%.1lf\n", a);
    
13.     printf("b=%.1lf\n", b);
    
14.     printf("c=%.1lf\n", c);
    
15.     printf("p=%.1lf\n", p);
    
16.     printf("s=%.1lf\n", s);
    
17.     printf("A=%.0lf\n", A);
    
18.     printf("B=%.0lf\n", B);
    
19.     printf("A=%.1lf\n", A);
    
20.     printf("B=%.1lf\n", B);
    
21.     return 0;
    
22. }
    

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傻眼貓咪

1. #include <stdio.h>
   
2. #include <math.h>
   
3. #define pi 3.14159
   
4. 
   
5. int main()
   
6. {
   
7.     float a, b, c, p, s, A, B;
   
8.     scanf("%f %f", &a, &b);
   
9.     c = sqrt((a*a)+(b*b));
   
10.     p = a+b+c;
    
11.     s = (a*b)/2;
    
12.     A = acos(b/c);
    
13.     B = acos(a/c);
    
14.     A = (A*180)/pi;
    
15.     B = (B*180)/pi;
    
16.     printf("c = %.1f\n", c);
    
17.     printf("p = %.1f\n", p);
    
18.     printf("s = %.1f\n", s);
    
19.     printf("A = %d\n", (int)ceil(A));
    
20.     printf("B = %d\n", (int)ceil(B));
    
21.     printf("A = %.1f\n", A);
    
22.     printf("B = %.1f\n", B);
    
23.     return 0;
    
24. }

复制代码

1. 3 4
   
2. c = 5.0
   
3. p = 12.0
   
4. s = 6.0
   
5. A = 37
   
6. B = 54
   
7. A = 36.9
   
8. B = 53.1

复制代码