Question

what r the formulae to find the area of
1) parallelogram
2) quadrilateral
3) semi circle

Answer 1

Hey

Here is your answer,

Area of parallelogram = bh ,where. b is the length of any base a is the corresponding altitude.

Area of quadrilateral = There is no formula for the area of a quadrilateral, however, the simplest way to calculate it's area , is to draw a diagonal line within the quadrilateral, from any corner, to the opposite corner. You now have 2 Triangles.

Area of semi circle = 1/2 πr^2.

Hope it helps you!