find the height of the trapezium whose parallel sides are 5 cm and 12 cm respectively and it's area is 357 cm²
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Step-by-step explanation:
We Know that
area of trapezium = h/2 ( sum of parallel sides)
=> 357 cm^2 = h/2( 5 +12)
=> 357*2 = h* 17
=> h = 357*2/17
=> h = 21*2
=> h = 42 cm. Answer
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