SA equals= 2Bplus Ph equals= 2 left parenthesis pi r squared right parenthesis2πr2plus left parenthesis 2 pi r right parenthesis h(2πr)h equals= 2 pi2πleft parenthesis nothing right parenthesis squared enter your response here2plus 2 pi2πleft parenthesis nothing right parenthesis left parenthesis nothing right parenthesis enter your response here enter your response here Substitute. equals= 2 pi2π​( enter your response here​)plus 2 pi2π​( enter your response here​) Multiply. equals= enter your response herepiπplus enter your response herepiπ Multiply. equals= enter your response herepiπ ft squaredft2



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