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Diagonal of a Regular Pentagon in C++ Program
In this tutorial, we are going to learn how to find the diagonal of a regular pentagon.
We have to find the length of the diagonal of the regular pentagon using the given side. The length of the diagonal of a regular pentagon is 1.22 * s where s is the side of the pentagon.
Example
Let's see the code.
#include <bits/stdc++.h>
using namespace std;
float pentagonDiagonal(float s) {
if (s < 0) {
return -1;
}
return 1.22 * s;
}
int main() {
float s = 7;
cout << pentagonDiagonal(s) << endl;
return 0;
}Output
8.54
Conclusion
If you have any queries in the tutorial, mention them in the comment section.
Updated on: 27-Jan-2021
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