Question

Find the distance between the points (3, –8) and (0, –9).

Answer 1

B. 3.16

Explanation:

1) formula of the required distance is:

`d=√((X_A-X_B)^2+(Y_A-Y_B)^2) ;`

2) if A(3;-8) and B(0;-9), then according to the formula above:

`d=√((0-3)^2+(-9+8)^2) =√(10).`

d≈3.16