Answer:
64
Step-by-step explanation:
10 degrees. Hope this helped
The formula to calculate the lateral area of a cone is given by

where
LA=10.5pi in2
r=2.1 in
l=? slant height
substitute given values

<h2>The answer is 5 inches</h2>
I'm so sorry if this was confusing for you but just saying the answer clearly is (4,24)