Question

On a coordinate plane, point A is located at (7, 4), and point B is located at (-8, 4). What is the distance between the two points? *

-1
3
15
56

Answer 1

Solution given;

A(x1,y1)=(7,4)

B(x2,y2)=(-8,4)

distance AB=?

we have

d=
`√((x2-x1) ²+(y2-y1) ²)`

AB=
`√((-8-7)²+(4-4)²)`

AB=15 units

the distance between the two points is 15 units.