Q.39/ A cone has its radius of base 20 cm and itsperpendicular height – InterviewSolution

1.	Q.39/ A cone has its radius of base 20 cm and itsperpendicular height is 15 cm then find its curved surfacearea.2A) 375m cm2C) 50n cm300T cnmD) 500π cm"
Answer» Given,radius, r = 20 cmslant height, l = 15 cmNow,curved surface area of cone= πrl= π x 20*15= π x 300= 300π

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