find the missing value of this trapezium with the following data:
length a = 25 CM
length B equals to?
height equals to 40 cm
area = 1100 CM square
please write the formula from which you found out
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area of trapezium = 1/2sum of the parallel side *height
=1/2(a+b) *h use this
=1/2(25+b)*40=1100
=25+b=1100*2/40=55
=b=55-25=30
hope you got the ans
=1/2(a+b) *h use this
=1/2(25+b)*40=1100
=25+b=1100*2/40=55
=b=55-25=30
hope you got the ans
tjsinghchawlaoxpw9v:
i know are I want to know length B
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