1.

A Joker’s cap is in the form of a right circular cone of base radius 7 cm and height 27 cm. Find the area of the sheet required to make 10 such caps.

Answer»

Total surface area of cone = πr (r+l)
SLANT HIGHT = root 7^2+27^2
slant hight = 27.89 CM
3.14×7 (7+27.89)
766.8822 cm ^2



Discussion

No Comment Found

Related InterviewSolutions