<h2>
Answer:</h2>
The radius of the cone is:

<h2>
Step-by-step explanation:</h2>
The total area of cone is given by:

where r is the radius of the cone and l is the slant height of the cone.
and the lateral area of cone is given by:

Hence, from equation (1) and (2) we have:

i.e.

i.e.

Answer:
stack AD with bar on top space text is parallel to end text BC with bar on top.
I'd say the answer would be 8.
Answer:
18
Step-by-step explanation:
2 x 3^2
2 x 9
18