Definitions [1]
Area of a circle: The area of a circle is the region occupied by the circle in a two-dimensional plane.
Formulae [5]
Area of parallelogram = base x height
- Area of a rhombus = `1/2` x product of lengths of diagonals.
Area of the trapezium = `1/2` × sum of the lengths of parallel sides × height.
Area of triangle = `(1/2) × "base" × "height" = 1/2 × b × h`.
Area of the circle = πr2
