Answer:
r = 7.33 units
Explanation:
Given that,
A cylinder has a radius of r units, and that the height of the cylinder is also r units.
The lateral area of the cylinder is 338 square units.
We need to find the value of r.
The formula for the lateral area of the cylinder is given by :

Put all the values,

So, the value of r is equal to 7.33 units.