Find the sum of the lengths of the bases of a trapezium whose altitude is 11cm and whose area is `0. 55\ m^2dot`

Find the sum of the lengths of the bases of a trapezium whose altitude is 11cm and whose area is 0.55m^(2).

Find the sum of the lengths of the bases of a trapezium whose area is 4.2m^(2) and whose height is 280cm.

Find the sum of the lengths of the bases of a trapezium whose area is 4.2\ m^2 and whose height is 280 cm.

Find the height of a trapezium, the sum of the lengths of whose base (parallel sides) is 60cm and whose area is 600\ c m^2dot

Find the height of a trapezium,the sum of the lengths of whose base (parallel sides) is 60cm and whose area is 600cm^(2).

Find the base of a triangle whose area is 220cm^2 and height is 11cm.

Find the sum of the lengths of the edges of a prism whose base is an equilateral triangle of side 6cm and height 8cm.

Find the altitude of a trapezium, the sum of the length of whose bases is 6.5cm and whose area is 26 c m^2dot