A point P lies on the x-axis and has abscissa 5 and a point Q lies on y-axis and has ordinate −12. Find the distance PQ
Distance between two points (x1,y1) and (x2,y2) can be calculated using the formula √(x2−x1)2+(y2−y1)2
Distance between the points P and Q =√(0−5)2+(−12)2=√22+144=√169=13