Question

Find the distance between Point A and Point B. Enter your answer in the box

sty
B
4
3
2.
1
А
X
0 1 2 3 4 5
units

Answer 1

5 units

Explanation:

Calculate the distance d using the distance formula

d =
`\sqrt{(x_(2)-x_(1))^2+(y_(2)-y_(1))^2 }`

with (x₁, y₁ ) = A(2, 1) and (x₂, y₂ ) = B(5, 5)

AB =
`√((5-2)^2+(5-1)^2)`

=
`√(3^2+4^2)`

=
`√(9+16)`

=
`√(25)`

= 5