Surface Area

Do Now: Find the area of the Chocolate Bar

Essetinal Question:

How do chocolate companies know how much material/paper to use when rapping the surface of  a chocolate bar?

Class information

• Article about Nestle Chocolate
• Video about chocolate Companies

Vocab:

• Net-is a two-dimensional pattern of a three-dimensional figure that can be folded to form the figure. In other words, net is a flattened three-dimensional figure which can be turned into the solid by folding it.

Surface Area Formula

Part 1

In class examples

NOTE: Only problems 1, 7, 13

Part 2

Using your piece of chocolate, find the measurements of the surface area that will cover your chocolate.

Homeowork:

Write a reflection about the video and article posted under class information.

Using a rule, find the surface area of three different objects at home.  You must bring in the objects itw measuments and work  clear stated on a sheet of paper.  Draw the net of each object you use.

Thank you,

Ms. Garcia