Ben had 3.9 m of string. He used some of it to make the figure as shown.

- How much of the string did Andy use to make the figure? Leave your answer in the simplest form in terms of b.
- If b = 28, how much of the string was not used to make the figure? Leave your answer in m.

2 m

- How much of the string did Andy use to make the figure? Leave your answer in the simplest form in terms of b.
- If b = 28, how much of the string was not used to make the figure? Leave your answer in m.

(2 m)

- How much of the string did Andy use to make the figure? Leave your answer in the simplest form in terms of b.
- If b = 28, how much of the string was not used to make the figure? Leave your answer in m.

(2 m)

- If b = 28, how much of the string was not used to make the figure? Leave your answer in m.