a rectangular Garden 18 by 40 m is divided into four eaqual paths by two cross paths 2.5 M wide.
find
the cost of the cross paths
the unshaded portion
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The cost of the cross paths the unshaded portion:
Area 1 = 18 * 2.5 = 45
area 2' = 40 * 2.5 = 100
but there is also overlap of two paths so we have to subtract one time
so, 2.5 * 2.5 = 6.25
so total area = 45 + 100 - 6.25 = 138.75 m ^ 2
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