the daimeter of a circular park is 52meter . on its outer side there is a path of 4 meter running around it . find the cost of turfing the path at ₹36 meter square
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Given
Dia of path =52m r=26m
With Path dia of circle = 60m R=30 (52+4+4)
Area of park=area of park with Path-area of park
=pi R²-pi r²
Area of park = pi (R²-r²)
=pi (30²-26²)
=pi (224)
=22/7x224=22x32=704m²
Cost of turfing 1m²=₹36
704m² cost =36x704=₹25344
Dia of path =52m r=26m
With Path dia of circle = 60m R=30 (52+4+4)
Area of park=area of park with Path-area of park
=pi R²-pi r²
Area of park = pi (R²-r²)
=pi (30²-26²)
=pi (224)
=22/7x224=22x32=704m²
Cost of turfing 1m²=₹36
704m² cost =36x704=₹25344
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