0 Comments
Explanation:
You are given the formula for surface area of the cone
r = 7 cm l = 13 cm
Sooooo ...just plug the numbers into the formula :
SA = pi (7^2) + pi (13)(7) =
= 22/7 * 49 + 22/7 * 13 * 7 = 440 cm^2
9.4m questions
12.2m answers