area of parallelogram and triangle formulas #shorts /ch-9/class-9

The area of parallelogram; triangle and quadrilateral in terms of cross product.

Areas Of Parallelogram And Triangles|NCERT Exercise Questions

In Fig. 9.35, find the area of parallelogram ABCD if the area of shaded triangle is 9 cm^2 .

The area of a parallelogram ABCD is equal to that right angled isosceles triangle whose hypotenuse is l cm. If O is a point inside the parallelogram ABCD then sum of areas of DeltaAOBandDeltaCOD is.

Area of parallelogram ABCD (Fig. 9.16) is not equal to

The base of a triangle is half the base of a parallelogram having the same area as that of the triangle. The ratio of the corresponding heights of the triangle to the parallelogram will be :

A diagonal of a parallelogram divides it into two triangles of equal area.

Find the area of a parallelogram shaped shaded region of Fig. 9.13. Also, find the area of each triangle. What is the ratio of area of shaded portion to the remaining area of rectangle?