Q. 35.0( 3 Votes )


The square water

Answer :

Let ABCD Be the square water park with side 40 m
Â
https://gs-post-images.grdp.co/user_files/63094/15050/images/extra-12_files/5d.gif

Area of surfing = 4 (Area of semi-circular grassy plot)

Diameter of each grassy plot = Side of Square water park = 40 m

⇒ Radius of each grassy plot

Also,

Area of semicircle ,

where 'r' is the radius of circle

Putting values in formula, we get

Area of surfing

Cost of surfing for 1 m 2 = 1.25 Rs

Cost of surfing for 2512 m 2 = 3140 Rs

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