### Home > CCG > Chapter 8 > Lesson 8.3.2 > Problem 8-109

8-109.

Reynaldo has a stack of blocks on his desk, as shown at right.

If his stack is

blocks wide, blocks long, and blocks tall, how many blocks are in his stack? (width)(length)(height) = the number of blocks in each stack

What if his stack instead is

blocks wide, blocks long, and blocks tall? How many blocks are in this stack? See part (a) for help.

What if his stack contains

blocks, is blocks tall, blocks long, andblocks wide? What couldandbe?Use the equation in part (a).

Substituteinto the number of blocks and into the height.

What wouldandhave to be in order to make this equation true?

Use the eTool below model the stacks of blocks for each part.

Click the link at right for the full version of the eTool: *8-109 HW eTool*