a boundary wall of height 25 cm is to be made around the garden leaving a space of 1 m wide for a gate on one side . find the total lengthof boundary wall. no spamming. smapped and will be reported
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Answer:
h
Step-by-step explanation:
Length and breadth of the plot of land is 45 m and 30 m.
A wall of height 2.4 m is built all around the plot at a distance
of 1 m from the plot.
∴ The dimensions of wall is (45+2) and (30+2) m
∴ Total surface area of the wall =2×[(47×2.4)+(32×2.4)]
=2×(112.8+76.8)
=379.2m
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