#Exercise------

#Triangle----

class triangle:

def __init__(self,base,height):

self.base = base

self.height = height

def areaOfTriangle(self):

area = 0.5 * self.base * self.height

print("Area of Triangle : ",area)

t1 = triangle(10,20)

t1.areaOfTriangle()

t2 = triangle(20,20)

t2.areaOfTriangle()

#Rectangle-----

class Rectangle:

def __init__(self,base,height):

self.base = base

self.height = height

def areaOfRectangle(self):

area = self.base * self.height

print("Area of Rectangle : ",area)

r1 = Rectangle(10,20)

r1.areaOfRectangle()

r2 = Rectangle(20,20)

r2.areaOfRectangle()

#Sercle-----

class sercle:

def __init__(self,radius):

self.radius = radius

def areaOfSercle(self):

area = 3.1416 * self.radius * self.radius

print("Area of Sercle : ",area)

r1 = sercle(2)

r1.areaOfSercle()

r2 = sercle(3)

r2.areaOfSercle()