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Discussion :: Mensuration

  1. Find the area of trapezium whose parallel sides are 20 cm and 18 cm long, and the distance between them is 15 cm.
    2. A.
    225 cm2
    B.
    275 cm2
    C.
    285 cm2
    D.
    315 cm2
    E.
    None of these

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    Answer : Option C

    Explanation :

    Area of a trapezium = 1/2 (sum of parallel sides) * (perpendicular distance between them) = 1/2 (20 + 18) * (15) = 285 cm2

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