I believe it’s x=2.5 or x=2 1/2 or x=5/2
They are all the same answers in different forms . Hope it’s right
Ok so the slashes are division so you would divide
The formula for the lateral surface area of a right circular cone is:

where r is the radius of the base, and l is the slant height.
Plugging in the values we get:
Answer:
option b
Step-by-step explanation:




x = -3 (Not possible)
x = 5
So, x = 5