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Height of rectangular =6m

Perimeter =280m

We know that Perimeter of rectangle=2(l+b) 280=2(l+b)

Area of four walls =2(l+b)h

We know the value of 2(l+b) Area of four wall=280*6 Area of four wall =1680m^2 Cost of painting =rate

*area Cost of painting four walls =10*1680 Cost=16800rs

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Answer:

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Step-by-step explanation:

The answer :

Height of rectangular =6m

Perimeter =280m

We know that Perimeter of rectangle=2(l+b) 280=2(l+b)

Area of four walls =2(l+b)h

We know the value of 2(l+b) Area of four wall=280*6 Area of four wall =1680m^2 Cost of painting =rate

*area Cost of painting four walls =10*1680 Cost=16800rs

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