An area of a rectangle is half the area of a square. What is the area of the rectangular area if the length of one arm of it is 12 square meters longer than the length of the arm and 12 arms of the other arm?
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1. Find the area, in square metres, of the trapezium whose bases and altitudes are as under: ... Length of bases of trapezium = 12 dm and 20 dm. Length of ... Area of trapezium = 1/2 (Sum of lengths of parallel sides) × altitude. Area of ... If one of the parallel sides is longer than the other by 8 cm, find the two parallel sides.
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