CPM Homework Help : CC1 Problem 6-96

Copy the diagrams of algebra tiles below on your paper. Then find the perimeter of each shape.

Hint (a):

The perimeter is the sum of all the sides.
What is the value of each side?

More Help (a):

Now, add up all the sides to find the perimeter.
$x+1+x+1+1+1+x+x$

Help (a):

The same diagram, with the sides labeled as follows, starting at the upper left, going clockwise: x, 1, 1, 1, x, x, x, 1.

Answer (a):

Simplify, and the perimeter is $4x+4$ .

Hint (b):

Refer to part (a).

More Help (b):

The same diagram, with the sides labeled as follows, starting at the upper left, going clockwise: 1, 1, x, x, x, 1, 1, x.