Instructions: On occasion, the notation
= [A, θ] will be a shorthand notation for
.
Exhibit 3-2
A child starts at one corner of a cubical jungle gym in a playground and climbs up to the diagonally opposite corner. The original corner is the coordinate origin, and the x, y and z axes are oriented along the jungle gym edges. The length of each side is 2 m.

Use this exhibit to answer the following question(s).
Refer to Exhibit 3-2. What is the child's distance from her starting position?
◦
2.8 m
◦
3.5 m
◦
6.0 m
◦
6.9 m
◦
12.0 m