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A rectangular piece of land measures 80m by50m. Three strands of wire are to be sold to fepthe land. What length of wire is required? |
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Answer» length of land= 80 mbreadth = 50 m perimeter of land = 2× length + breadth perimeter = 2 × 80m+ 50m = 2× 130 = 260mhence perimeter of land = length of one strand of wire . but three (3) strands of wires are required to fence the field . length of one strand of wire to fence = 260 and length of three wires = 3 × 260m = 780m hence length of wire required to fence the field is . 780m. |
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