### Home > GB8I > Chapter 3 Unit 4 > Lesson INT1: 3.2.1 > Problem 3-77

3-77.

For each of the polygons formed by algebra tiles below:

Sketch and label the shape on your paper and write an expression that represents the perimeter.

Simplify your perimeter expression as much as possible.

Start by labeling the sides.

Combine like terms.

See the help for part (a).

See the help for part (a).