Find area of a trapezium whose parallel sides are `28 cm` and `14 cm` and the distance between them is `5 cm.`.

Find the area of a trapezium whose parallel sides are of lengths 10cm and 12cm and the distance between them is 4cm.

Find the area of a trapezium whose parallel sides are 20cm and 10cm and other sides are 13cm and 13cm

The area of a trapezium is 960\ cm^2 . If the parallel sides are 34cm and 46cm, find the distance between them.

Find the area of a trapezium whose parallel sides 25 c m ,13 c m and other sides are 15 cm and 15 cm

Find the area of a triangle whose sides are 17 cm, 8 cm and 15 cm long.

Find the area of a triangle whose sides are 18 cm, 24 cm and 30 cm.

Find the area of a triangle whose sides are 12 cm, 16 cm and 20 cm.

Find the area of a trapezium whose parallel sides of lengths 10cm and 15cm are at a distance of 6cm from each other. Calculate this area as (a) the sum of the areas of two triangles and one rectangle. (b) the difference of the area of a rectangle and the sum of the areas of two triangles.

The area of a trapezium is 440\ c m^2dot The lengths of the parallel sides are respectively 30cm and 14cm. Find the distance between them.

Find the area of the trapezium whose parallel sides are 15 cm amd 23 cm, whereas the non-parallel sides are 10 cm and 8 cm.