Question

Two groups of friends are hiking. On a coordinate grid of the area, marked in 1 mile squares, one group is at (-2, 3). Another group has hiked to (4, -1) on the same coordinate grid. Approximately how far apart are the two groups?

a. 6.8 miles
b. 6.1 miles
c. 7.6 miles
d. 7.2 miles

Answer 1

d.
\[\sqrt{4^2+6^2}\approx 7.2\]