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3.3 Solutions
1. Some possible answers are: u, v, z, w, y; u, z, v, w, x; u, v, w, z, u; z, v,
w, y, x; and w, z, v, w, y.
2. Some possible answers are: u, v, z, w, y, x, w; w, v, u, z, v; and z, w, y, x,
w, v.
3. u, v, w; u, z, w; u, v, z, w; and u, z, v, w.
4. 2; 2; 3; 3.
5. Some possible answers are: u, v, w, z, u; w, x, y, w; and z, u, v, w, x, y,
w, z.
6. Two examples are: z, u, v, w, x, y, w, z; and w, x, y, w, v, z.
7. A walk, trail, and circuit. A circuit best describes it.
8. u, v, w, z, u; u, v, z, u; v, w, z, v; and x, y, w, x.
9. Accept all reasonable answers. Allow students to share their graphs,
possibly by trading with a partner. Have partners check to see if the type of
graph chosen is accurate.