0 like 0 dislike
838 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)AC by (18k points)
ID: 13422 - Available when: Unlimited - Due to: Unlimited
3 flags | 838 views
0 0
Called for Help

35 Answers

0 like 0 dislike
Hidden content!
#include * * ** *** *
*** * ***** *** ***** *
* * * * **** * *



int main()

{
* *** *** ** * *** a,A;
** * ** *** **** * * ** **** * * * ***


* * * ** * ** * = sqrt(3) / 4 *a*a ;
** * * * * ** * ***** * * **** *



}
answered by (-162 points)
0 like 0 dislike
Hidden content!
#include * ** * * *
* *** * * ****** *
** **** * * * ** *



int main()





{
* ** * * ** **** * **  a;


** ** * * * * * * * **** *** * ** *


** * *** ***** ** **** *** * * * * ** * * ** *** *


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



}
answered by (-85 points)
0 like 0 dislike
Hidden content!
* **** **** **



int * *

{
* ***** * *** n, A;


* * * ** * * * ** ** * * , *** ****
*** * * *** * = 1.732 * n * n / 4;
* * ** * * * * ** * * * ** * , A);



}
answered by (-90 points)
0 like 0 dislike
Hidden content!
*** **** **** ***** *



int *

{
*** ** *** *** * n, A;


* ** * **** * *** ***** *** ** , *** *
** * ******** *** = 1.73 * n * n / 4;
** ****** * ** * * * * ** * , A);



}
answered by (-90 points)
0 like 0 dislike
Hidden content!
** *** * * ** * *



int main()

{
** ****** * n, A;


********* * * * * * * , * * *
** ** ******* * * * = 1.73 * n / 4;
*** **** ** * ** * * * *** ******* * , *** *



}
answered by (-90 points)
0 like 0 dislike
Hidden content!
* * ** ****



int main()

{
** * * ** **** n, A;


*** **** * * ** ** * * ** * * , * * * *
* * **** ** * = 1.732 * n / 4;
** * * * ** **** * ****** * * **** , ** **



}
answered by (-90 points)
0 like 0 dislike
Hidden content!
* ** ****



int main()

{
* **** * ****** n, A, k;


** ** ** * * * * *** ** , * ***
** * ******* = k * k;
* * * *** *** **** * = k * n / 4;
* *** * * ** *** ** * * * **** ** * , *** **



}
answered by (-90 points)
0 like 0 dislike
Hidden content!
#include * * * * *

#include * **** ****



int main()

{
**** * * * * ** ***** * i;
* * ** ** * * * ** area;
**** *** **** * * * * *** * ** ** * * * **


* *** **** ** = (1.732/4) * i * i;




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

}
answered by (-114 points)
0 like 0 dislike
Hidden content!
#include *** **** * *

#include * *** * * **



int main()

{
*** * ** ** **** ** * i;
* ** * ** * *** ** **** * area;
* * *** * ** * **** * * ** * * * *


* ** **** * *** *** * * ** * = (1.73/4) * i * i;




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

}
answered by (-114 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include *** *** * *

#include <math.h>

int main()

{
*** * ** * ** *** * ** a,b;
* ** * * * **** * *
** ** ** * *** ** ******** ***** * *** ** *** *
* * * *** * *** ** ***** * *
* *** * ** ** ** * ***** **** *** * **
* * * ********* * *
* * * * *** * ** ** * *** *** * * ** *** **
* * *** * * ** ** **** ** 0;

}
answered by (-124 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.58.70
©2016-2024

Related questions

0 like 0 dislike
43 answers
[Normal] Coding (C) - asked Oct 11, 2016 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 13025 - Available when: Unlimited - Due to: Unlimited
| 934 views
0 like 0 dislike
49 answers
[Normal] Coding (C) - asked Oct 11, 2016 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 13023 - Available when: Unlimited - Due to: Unlimited
| 1k views
0 like 0 dislike
39 answers
[Normal] Coding (C) - asked Oct 11, 2016 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 13020 - Available when: Unlimited - Due to: Unlimited
| 1.1k views
0 like 0 dislike
7 answers
[Exercise] Coding (C) - asked Oct 27, 2016 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 15399 - Available when: 2016-10-27 18:30:00 - Due to: 2016-10-27 21:00:00
| 243 views
12,783 questions
183,443 answers
172,219 comments
4,824 users