Question

Find the distance between the points (2,8) and (-1, 9)

Answer 1

Explanation:

note : distance between A(X1,Y1) an B (X2,Y2) is :

AB= √((X2 - X1)² + (Y2 - Y1)²)

in this exercice : X1 = 2 X2 = - 1 Y1 = 8 Y2 = 9 continu .....calculate AB

Answer 2

`√(10)`

Explanation: