Question

The map of a biking trail is drawn on a coordinate grid. The trail starts at P(−7, 6) and goes to Q(4, 6). It goes from Q to R(4, −6) and then to S(6, −6). What is the total length (in units) of the biking trail?

25
12
13
21

Answer 1

I suggest you plot the points. You will find a bunch of horizontal and vertical line segments. Just add up the lengths.