what is the formula for finding the height of the trapezium if area is 800m and length of parallel sides is 120m and 80m
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Step-by-step explanation: Let the height be x
Given area=800m
Parallel sides=120m and 80m
So, area of trapezium =1/2(a+b)h
=1/2(120+80)x=800
=1/2*200*x=800
=100x=800
=x=800/100
=x=8m
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