11) 162 meter pailing in Required to encircle with fence semicircle
land of mita's .Calculate the length of the land of Mitas also
Its diameter
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Answer:
31.5m
Step-by-step explanation:
The semicircular railing=πr ,r is radius
The diameter railing=2r
The total length of railing,πr+2r=162m
r=162÷(π+2)
r=31.5m
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