Sara made a wax model of a rolling pin of diameter 10 cm. The rolling pin was shaped like a right circular cylinder with a right circular cone at each end as shown below.

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

Question

Sara made a wax model of a rolling pin of diameter 10 cm. The rolling pin was shaped like a right circular cylinder with a right circular cone at each end as shown below. 

 

What was the total surface area of the rolling pin? Using complete sentences, describe the steps you used to calculate the surface area.

anonymous · Answer

attachment

anonymous · Answer

@lgbasallote

lgbasallote · Answer

is it just me or is that not a cylinder?

lgbasallote · Answer

are you sure you uploaded the right pic/

anonymous · Answer

Thats what I said! lol yep that is the right pic

lgbasallote · Answer

well formula for lateral surface area of a cylinder = 2 pi r h