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AC practice 4
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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)
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Oct 13, 2016
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2016-1 程式設計(一)AC
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Shun-Po
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Hidden content!#include<stdio.h>
* * * ** ** * * **
int main()
{
* * * ** **** ** ** a;
* * ** * ** * * * ** * ** * * A;