The radius and slant height of a cone are in the ratio of 4:7.If its curved surface area is 792 cm2,find its radius.(Use π=227)

The radius and slant height of a cone are in the ratio of 4:7.If its c

1.	The radius and slant height of a cone are in the ratio of 4:7.If its curved surface area is 792 cm2,find its radius.(Use π=227)
Answer» The radius and slant height of a cone are in the ratio of 4:7.If its curved surface area is $792 c m^{2}$ ,find its radius.(Use $π = \frac{22}{7})$