Find the sum of lengths of the bases of trapezium whose area is 42m^2 and whose height is 280 cm.
Please give the correct answer and fast.
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Find the sum of lengths of the bases of trapezium whose area is 42m^2 and whose height is 280 cm.
Please give the correct answer and fast.
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Answer:
58.8m
Step-by-step explanation:
The area of trapezium = (sum of parallel sides)/2 x height.
GIVEN:
Area = 42m ²
Height = 280cm = 2.8m
Sum Of Parallel sides = a + b
⇒ 42m² = (a + b/2)2.8m
⇒42m² = (a + b)1.4m
⇒58.8m = a + b