The total surface area of a solid cone of radius 7 cm and slant hei...

Question

The total surface area of a solid cone of radius 7 cm and slant height 25 cm, is:

Accepted Answer

$$TSA=\pi r(r+l)=\frac{22}{7}	imes7	imes(7+25)=22	imes32=704\ cm^2$$