"""
Exercise 1.5 - Pythagora's Theoreme
"""


#  Copyright (c) 2021. Pascal Syma. All rights reserved.
import math


def pythagoras(_a, _b):
    """
    Calculate the hypotenuse for a right-angle triangle.
    :return: Length of hypotenuse
    :param _a: Length of first side
    :param _b: Length of second side
    """

    return math.sqrt(_a ** 2 + _b ** 2)


if __name__ == '__main__':
    for i in [[2, 3], [3, 4], [0, 0]]:
        print(f'{i[0]}² + {i[1]}² = {pythagoras(i[0], i[1])}²')