#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Sun Dec  1 12:09:13 2019

@author: rawabi
"""

import math 
print(math.pi)
print(math.cos(200))
print(math.sin(30))
print(math.tan(180))
print(math.floor(10.8))
print(math.ceil(10.8))
