0 like 0 dislike
459 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
| 459 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:172.70.179.111
©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
| 542 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
| 553 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
| 1k 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
| 144 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