Question

Distance between (-1,-2) and (8,0)

Answer 1

Explanation:

Distance formula : d=√((x_2-x_1)²+(y_2-y_1)²)

d=√((8-(-1))²+(0-(-2))²)

d=√((9)²+(2)²)

d=√(81+4)

d=√(85)

d = 9.21954445729

Answer 2

9.219544

Explanation:

(8 - -1)^2 + (0 - -2)^2 = 85, sqrt 85 = 9.219544