Some one asked me this question but i am not able to find the correct answer. please help me to find the area of a trapezium if the parallel sides of a trapezium are given as 12 cm and 20 cm each and the distance between the parallel lines is 15 cm.

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We know,

AreaÂ ofÂ trapezium=1/2â€‹Ã—SumÂ ofÂ parallelÂ sidesÃ—DistanceÂ betweenÂ them.

Area of trapezium =Â 2hâ€‹(a+b), whereÂ aÂ andÂ bÂ are base and h is height.

Here,Â a=24Â cm,Â b=20Â cm andÂ h=15Â cm

Therefore, Area=215â€‹(24+20)=330cm^2