Question

Andre made a wax model of a rolling pin of diameter 4 cm. The rolling pin was shaped like a right circular cylinder with a right circular cone at each end as shown below.

Answer 1

What was the total surface area of the rolling pin? Using complete sentences, describe the steps you used to calculate the surface area.
Answer

Answer 2

@satellite73

Answer 3

@Mertsj

Answer 4

@Directrix helpppppppppp

Answer 5

Do you know the formula for the lateral surface area of a cone?

Answer 6

@Mertsj yes

Answer 7

Then use it to find the surface area of the two cones.

Answer 8

ok

Answer 9

I have an answer I just need to make sure its correct, my final answer is 251.33cm^2

Answer 10

That's what I got.

Answer 11

ok thanks @Mertsj

Answer 12

yw