Program to convert Degree to Radian
Given the angle in degree, the task is to convert this into radians.
Examples:
Input: degree = 45 Output: radian = 0.785398 Input: degree = 58 Output: radian = 1.01229
Approach:
Radian: The Radian is the SI unit for measuring angles, used mainly in trigonometry. A radian is defined by an arc of a circle. A full circle is just over 6 radians (Roughly 6.28). One radian is just under 57.3 degrees.
Degree: A degree, usually denoted by ° (the degree symbol), is a measurement of a plane angle, defined so that a full rotation is 360 degrees. Because a full rotation equals 2*pi radians, one degree is equivalent to pi/180 radians.
The formula to convert radian to degree is:
radian = degree * (pi/180) where pi = 22/7
Below is the implementation of the above approach:
C++
// C++ program to convert degree to radian #include <iostream> #include <math.h> using namespace std; // Function for conversion double Convert( double degree) { double pi = 3.14159265359; return (degree * (pi / 180)); } // Driver code int main() { double degree = 30; double radian = Convert(degree); cout << radian; return 0; } |
Java
// Java program to convert degree to radian import java.io.*; import java.util.*; class GFG { // Function for conversion static double Convert( double degree) { double pi = 3.14159265359 ; return (degree * (pi / 180 )); } // Driver code public static void main(String[] args) { double degree = 30 ; double radian = Convert(degree); System.out.printf( "%.6f" , radian); } } // This code is contributed by coder001 |
Python3
# Python3 program to convert degree to radian # Function for conversion def Convert(degree): pi = 3.14159265359 ; return (degree * (pi / 180 )); # Driver code degree = 30 ; radian = Convert(degree); print (radian); # This code is contributed by Code_Mech |
C#
// C# program to convert degree to radian using System; class GFG{ // Function for conversion static double Convert( double degree) { double pi = 3.14159265359; return (degree * (pi / 180)); } // Driver code public static void Main() { double degree = 30; double radian = Convert(degree); Console.Write( "{0:F6}" , radian); } } // This code is contributed by Code_Mech |
Javascript
<script> // Javascript program to convert degree to radian // Function for conversion function Convert(degree) { let pi = 3.14159265359; return (degree * (pi / 180)); } // Driver code let degree = 30; let radian = Convert(degree); document.write(radian); // This code is contributed Mayank Tyagi </script> |
0.523599
Time Complexity: O(1), as we are not using any loops.
Auxiliary Space: O(1), as we are not using any extra space.
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