please......... tell...... fast
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d = 70cm
r= 35cm or .35m
ht =5m
CSA of pillar = 2pie*r*h
=2*22/7*.35*5
=11m²
cost of painting 20 pillars at the rte of 12 rs per m²= 11*12*12
=1584 rs
r= 35cm or .35m
ht =5m
CSA of pillar = 2pie*r*h
=2*22/7*.35*5
=11m²
cost of painting 20 pillars at the rte of 12 rs per m²= 11*12*12
=1584 rs
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