0 like 0 dislike
1k views
正三角形的面積公式是[4分之根號3乘a平方],請設計一個程式,讓使用者輸入正三角形的邊長,然後輸出正三角形的面積,輸出時請輸出並四捨五入到小數點後兩位。

範例輸入:

8

範例輸出:

21.71
[Normal] Coding (C) - asked in 2016-1 程式設計(一)AD by (18k points)
ID: 13421 - Available when: Unlimited - Due to: Unlimited
| 1k views

21 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>
** * * ***** * *

#include<math.h>

int main()

{
** *** *** * ****** ** a,b,c,d;
* * ** * *** ****** *** * ****** * * *
** * * * * ** * * ** **
* * ***** ** * ** ** *
** *** * * * *** ***** * * * *




**** * * *** * * * * ** *** *** **
* ** ** ** * ** * * *** * **** 0;
* ** ** *** * ** * * *

}
answered by (-188 points)
0 like 0 dislike
Hidden content!
#include * ** ** **

#include * ** ** * *

#include * ** ** *

int main(void) {
* *** ** **** * * ****** x,a;
**** ** * ** ** ** * ** ********* ** *** **
* ** ** * ** * * *
***** * ** **** ******** ** ** * **** * * * *
****** ** ** * * **** *** EXIT_SUCCESS;

}
answered by (-38 points)
0 like 0 dislike
Hidden content!
#include ******** ** ***
* * * * * ** *

#include * * * **



int main()

{
** ** * **** **** * * a, area = 0;
* * ** * * *** *** * ** ****** * *
*** * * ** * *** * ** *** ** = ** * / 4) * (a * a);
* ** * ** ** ** ** * ***** ** * area);


* * ** ** ** * * ** *** * 0;

}
answered by (-214 points)
0 like 0 dislike
Hidden content!
#include * ** * *
* * * * * * ** *

int main()

{
* * *** *** ** * **** * length;
* * ** ** * ** * ** ** * ** * * * * * *
***** * ** **** ** ***** * area;
* * * ** ** * * *** * = sqrt(3) /4 * length * length;
* ** * * * ** *** * * ** **** * *** area);
* ** * * ** * * * * * * * 0;

}
answered by (-202 points)
0 like 0 dislike
Hidden content!
* *** * * **
******* * * **
** ** ***** **



int main() {

int A;

float B;
* ** **** * * *** * ** *
** *** ****
* ** * ** ****
*** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* *** * * * *



int *** {

int A;
* * B;
*** * * ** * * ****
* * *
* * ** ** *
* 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* * * * * **



int * * * {

int A;
*** ** B;
** * ** * * * * *
* ****
* * * ** ** ** **
* 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* *** * * *



int ** * {

int A;
*** B;
** ** * ***** *****
** * *
* **** ** * * * * *
*** * 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
** * **** * ****



int * {

int A;
** B;
* *** **** *
** ** * **
** ** * **
* 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* * * * * * *** **



int *** {

float A,B;
* * ** ** * * *
** *****
* **** *** * ** ****
** * 0;

}
answered by (-102 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.178.107
©2016-2024

Related questions

0 like 0 dislike
23 answers
[Normal] Coding (C) - asked Oct 11, 2016 in 2016-1 程式設計(一)AD by Shun-Po (18k points)
ID: 13024 - Available when: Unlimited - Due to: Unlimited
| 1.2k views
0 like 0 dislike
21 answers
[Normal] Coding (C) - asked Oct 11, 2016 in 2016-1 程式設計(一)AD by Shun-Po (18k points)
ID: 13022 - Available when: Unlimited - Due to: Unlimited
| 1.2k views
0 like 0 dislike
54 answers
[Normal] Coding (C) - asked Oct 11, 2016 in 2016-1 程式設計(一)AD by Shun-Po (18k points)
ID: 13021 - Available when: Unlimited - Due to: Unlimited
| 2.3k views
0 like 0 dislike
3 answers
[Exercise] Coding (C) - asked Oct 27, 2016 in 2016-1 程式設計(一)AD by Shun-Po (18k points)
ID: 15398 - Available when: 2016-10-27 18:30:00 - Due to: 2016-10-27 21:00:00
| 296 views
0 like 0 dislike
0 answers
[Resource] asked Dec 31, 2016 in 2016-1 程式設計(一)AD by laich (937 points)
ID: 20301 - Available when: Unlimited - Due to: Unlimited
| 16 views
12,783 questions
183,443 answers
172,219 comments
4,824 users