class Parallelogram:

    def __init__(self, a, b, angle):
        self._a = a
        self._b = b
        self._angle = angle

    def perimeter(self, a, b):
        print("Perimeter of parellelogram:", (self._a + self._b) * 2)

    def area(self, a, b, angle):
        from math import sin
        from math import radians
        print("Area of parallelogram:", self._a * self._b * sin(radians(self._angle)))

"""
class Pyramid:

    def __init(self, h, a, b):
        self._a = a
        self._b = b
        self._h = h

    def volume(self, h, a, b):
        print("Volume of pyramid = ", (int(self._h) * int(self._a) * int(self._b) / 3))

    def lateral_area(self, h, a, b):
        print((self._a + self._b) * self._h)
"""

a = int(input("a = "))
b = int(input("b = "))
angle = int(input("angle = "))
#h = int(input("H of Pyramid: "))

# Parallelogram

p = Parallelogram(a, b, angle)
s = Parallelogram(a, b, angle)

p.perimeter(a, b)
s.area(a, b, angle)

# Pyramid
"""
v = Pyramid()
l = Pyramid()

v.volume(h, a, b)
l.lateral_area(h, a, b)
"""