The area of trapezium is 14.7cm^2.if the parallel sides are 5.3cm and 3.1cm long, find the perpendicular distance between them
area of trap = (average of 2 parallel sides)*distance between them
14.7 = (5.3+3.1)(h)/2
h = ....
14.7 = (5.3+3.1)(h)/2
h = ....