The lateral surface area of a cone is 50 m2 and the radius is 3 m. what is the slant height to one decimal place?
Lateral surface area = pi * radius * slant height
50 = pi * 5 * slant height divide both sides by 5 pi
50 / [5 pi] = 10/pi cm = slant height ≈ 3.183 cm
+448 
