Question

If point A is located at (0, –8) and B is located at (4,–5), what is the distance between them?

A. 5
B. 6
C. 7
D. 8

Answer 1

Have you had the distance formula?

Answer 2

no

Answer 3

Have you had the pythagorean theorem?

Answer 4

.... not really

Answer 5

Then I guess you had better graph the two points and try to count the squares.

Answer 6

Does this look familiar:
\[a^2+b^2=c^2\]

Answer 7

yes

Answer 8

Or this:
\[d=\sqrt{(x _{2}-x _{1})^2+(y _{2}-y _{1})^2}\]

Answer 9

no