Question

A rectangularpark measures 80m×60 m.
At eachcorner there is a circular flower bed of radius 10.5m.Find the remaining area of the park and the cost of maintaining the flower bed at Rs.45/m

Answer 1

Hey buddy. Your answer is in the picture attached with this picture.

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Answer 2

area of rectangular park =80×60m
=4800m²
area of circular flower bed=4×πr²
=4×22/7×10.5×10.5m²
=6930m²
remaining area of Park=6930m²-4800m²
=2130m²
cost of maintaining the all flower bed =6930m²÷45/m
=$154