Question

multiple choice? I have no idea how to get the answer?

Answer 1

@electrokid how would I set up the equation for this?

Answer 2

@Hope_nicole could you help me please?(:

Answer 3

what is the formula for the surface area for a cone?

Answer 4

you mean for a pyramid?

Answer 5

i meant cone. sorry. it is :

Answer 6

pi r s + pr^2

Answer 7

you are give the surface area,
and the radius
find "s" = slant height

Answer 8

\[A=\pi rs+\pi r^2\]

Answer 9

how to work backwards? ;o

Answer 10

start plugging in the numbers and @Hope_nicole will continue from there. :)

Answer 11

@Hope_nicole thanks in advance.