Question

Distance between these two points
(8,-3) (0,9)

Answer 1

Step-by-step explanation:

the distance between two points is √208

Answer 2

Let P = P(8,-3) = x1, y1

Q = Q(0,9) = x2, y2

PQ = √(x2-x1)^2 + (y2-y1)^2

= √(0-8)^2 + (9-(-3))^2

= √64 + 144

= √208

= √2×2×2×2×13

= 4√13