Y Il Sumi
-
4
3-varial
3-
2
1+
pe
2
-4
-3
-2
-1
1
2
3
4
-1+
-2
siz 1
% 4 min
-3-
ke quiza
-4
orizontal

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80

the correct answer option is d. la = πrs.

step-by-step explanation:

we know that for a right cone, the lateral surface area is given by:

lateral area of right cone =

here the value under the square root is equal to slant height so replacing this value by in the formula to get:

lateral area of right cone =

therefore, the correct answer option is d.