Two Dimensional Analytical Geometry

Matching exercise

    
Match the items on the right to the items on the left.
The distance of the point P(2, 3) from the x-axis is
The distance between the point P(1, 4) and Q(4, 0) is
The distance between the point P(2, 3) and Q(4, 1) is
The distance between the point P(-5, 7) and Q(-1, 3) is
The distance between the point P(-2, -3) and Q(3, 2) is
3
5
2√2
4√2
5√2