Answer:
no they're not congruent
the lateral area of cone is L=A﹣πr2
the surface area of cone is
(-6, 6).
Step-by-step explanation:
The x-coordinate increases by 2 units and the y-coordinate by 9 units:
That is ( - 8 + 2, -3 + 9)
= (-6, 6).
24.6
