The area of a trapezium is 960 cm². If the parallel sides are 34 cm and 46 cm, find the distance between them.

Find the sum of the lengths of the bases of a trapezium whose area is 4.2 m² and whose height is 280 cm.

Find the area of a trapezium whose parallel sides of lengths 10 cm and 15 cm are at a distance of 6 cm from each other. Calculate this area as

(i) the sum of the areas of two triangles and one rectangle.

(ii) the difference of the area of a rectangle and the sum of the areas of two triangles.

Find the area of Fig. 20.35 as the sum of the areas of two trapezium and a rectangle.

Top surface of a table is trapezium in shape. Find its area if its parallel sides are 1 m and 1.2 m and perpendicular distance between them is 0.8 m.