Question

total surface area of right circular cone

Answer 1

TSA of cone πr(r+s)
hope this helps u

Answer 2

Hey !!!

we know that total surface area of right circular cone is sum of lateral surface area of cone and area of base .

Hence , it's formule derived

TSA of cone = lateral surface area of cone + area of base

TSA of cone = πrl + πr²

or, => πr ( l + r ) Answer

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Hope it helps you !!!

@Rajukumar111