Definitions [2]
Equilateral Triangle: A triangle in which all three sides are of equal lengths is called an equilateral triangle.
Isosceles Triangle: A triangle in which two sides are of equal lengths is called an isosceles triangle.
Area of a circle: The area of a circle is the region occupied by the circle in a two-dimensional plane.
Formulae [4]
Formula: Perimeter
Perimeter = Sum of all side lengths
Perimeter of a Triangle = 3 × length of a side.
Area of quadrilateral = `1/2` d (height1 + height2) where d denotes the length of diagonal.
Area of the circle = πr2
