find the total surface area of a cone which is made by joing the sides of a sector of a circle with radius 42cm and an angle of 60degree... How this que will be solved??

Question

Neelav Das · Answer

answer is 294pi ??

Sajith Lawrance · Answer

area of circle pi*r square. area of 60 degree sector (pi*r*r*60)/60 substituting the value ans is 924 or 294*pi.hope this helps if still in doubt whatsapp me at 9409340007

aarti semwal · Answer

is anyone here who can solve it?

aarti semwal · Answer

no.. Its ans is 1078 square cm

find the total surface area of a cone which is made by joing the sides of a sector of a circle with radius 42cm and an angle of 60degree... How this que will be solved??

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