Answer:
The lateral area will be "381 yd²". A further solution is provided below.
Explanation:
The given values are:
Radius of cone,
r = 10 yd
Height of cone,
L = 12.1 yd
As we know,
The lateral surface area of cone is:
=

On substituting the values, we get
=

=

=

0r,
=
