Find the curved surface area of a cone with base radius 5.25 cm and slant height 10 cm.
Given,
Base radius of cone (r )= 5.25 cm
Slant height of cone ( l )= 10 cm
∴ Curved surface area =πrl
= 
×5.25×10 cm2=165 cm2
6
Find the curved surface area of a cone with base radius 5.25 cm and slant height 10 cm.
Given,
Base radius of cone (r )= 5.25 cm
Slant height of cone ( l )= 10 cm
∴ Curved surface area =πrl
= ×5.25×10 cm2=165 cm2