So remember that the distance formula is
.
1.

Distance between (4,-5) and (4,-2) is 3 units.
2.

Distance between (1,1) and (-1,4) is √13 (or 3.61 rounded to the hundreths) units.
Answer:
BC is just 3d+7??
Step-by-step explanation:
117/7 already is in the simplest form. It can be written as 16.714286 in decimal form (rounded to 6 decimal places).
He walked the same distance to school and back home.
I hope this helped! :-)
5.5 as a fraction is 11/2