Altitudes MN and MO of parallelogram MGHK are 8 cm and 4 cm long respectively (Fig. 9.40). One side GH is 6 cm long। Find the perimeter of MGHK.

The base and corresponding altitude of a parallelogram are 10cm and 12cm respectively.If the other altitude is 8cm, find the length of the other pair of parallel sides.

The two adjacent sides of parallelogram are 25 cm and 40 cm respectively . The altitude drawn on the longer side is 18 cm, then the area of the parallelogram is :

Find the area of a parallelogram with base 8cm and altitude 4.5cm.

Find the area of a parallelogram with base 5 cm and altitude 4.2 cm.

The adjacent sides of a parallelogram are 5 cm and 9 cm. Its perimeter is __________.

Diagonal of rhombus are 6 cm and 8 cm respectively, then find sides of rhombus.

The perimeters of two similar triangles are 30 cm and 20 cm respectively. If one side of the first triangle is 9 cm long, find the length of the corresponding side of the second triangle.

Two adjacent sides of a parallelogram are 10 cm and 12 cm. If its one diagonal is 14 cm long, find the area of the parallelogram.