### Home > CC1MN > Chapter 8 > Lesson 8.2.4 > Problem 8-106

8-106.

Find the perimeter and area of each figure made of algebra tiles below.

Remember, the small square is a unit tile, which is a

square. The dimensions have been placed on the algebra tiles for you.

units

Looking at the algebra tiles below, do you understand why the length of one side is labeled

?Since part of the side with length

touches the unit tile, the side that is included in the calculation of the perimeter is.

Refer to parts (a) and (b).