Mathf.Deg2Rad

Description

Degrees-to-radians conversion constant (Read Only).

This is equal to (PI * 2) / 360.

Additional resources: Rad2Deg constant.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    public float deg = 30.0F;

    void Start()
    {
        float rad = deg * Mathf.Deg2Rad;
        Debug.Log(deg + " degrees are equal to " + rad + " radians.");
    }
}