Question

An ice cream store is making waffle cones. The finished cone should have a radius of 1 inch and be 5 inches tall. The slant height of the cone is 5.1 inches. How much waffle will they need to make each cone? Express your answer to the nearest square inch.

Answer 1

So you will need the cone formula.

\[SA = \pi r(r+\sqrt{h^2+r^2})\]

r is the radius. h is the height.

Answer 2

for these questions it is quite simple. You simply plug numbers into the formulas.

Answer 3

I got 19.15

Answer 4

so would my answer be 19?

Answer 5

yes and that would round to 19. I think you used 3.14 or something, because i got 19.16