The dimensions of an oil are 26cm×26cm×45cm.Find the area of tin sheet required for making 20such tins.If 1sq m of tin sheet costs Rs 10.find the cost of tin used for these 20 tins?
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L= 26cm
B=26cm
H=45 cm
Therefore TSA = 2(lb+bh+lh)
TSA= 2(26×26+26×45+26×45)
TSA= 2(676+1170+1170)
TSA= 6932 cm^2
therefore , Area of 20 such tins is =6032×20 = 120640 cm^2
In meters 120.64 m^2
cost of 20 tins = 12.064×10= ₹120.64
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B=26cm
H=45 cm
Therefore TSA = 2(lb+bh+lh)
TSA= 2(26×26+26×45+26×45)
TSA= 2(676+1170+1170)
TSA= 6932 cm^2
therefore , Area of 20 such tins is =6032×20 = 120640 cm^2
In meters 120.64 m^2
cost of 20 tins = 12.064×10= ₹120.64
plzz mark me as a brainliest
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