A cistern 6 m long and 4 m wide contains water up to a breadth of 1 m 25 cm. Find the total area of the wet surface A. 49 m sqaure B. 42 m sqaure C. 64 m sqaure D. 52 m sqaure Answer Workspace Report Discuss Answer with explanation Answer: Option A Explanation Explanation: Area of the wet surface = 2[lb+bh+hl] – lb = 2 [bh+hl] + lb = 2[(4*1.25+6*1.25)]+6*4 = 49 m square Workspace
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