Answer:
Area = l × w
Area = a2
Area = 1/2 b×h
Area = πr2
Area = 1/2 (a + b)h
Area = πab
Explanation:
Area of Rectangle = Area = l × w
Area of square = Area = a2
Area of a Triangle = Area = 1/2 b×h
Area of a Circle = Area = πr2
Area of a Trapezoid = Area = 1/2 (a + b)h
Area of Ellipse = Area = πab