What is the shortest distance between two points A(6, 0) and B(0, 8)?

Q. What is the distance between the points A (c, 0) and B (0, −c)?

Q. What is the shortest distance between two points A(3, 0) and B(0, 4)?

Q. Let $A(a\cos \theta ,0),B(0,a\sin \theta )$ be any two points then the distance between two points is

Q. What is the distance between the points $\mathrm{A}\left(\sin \theta -\cos \theta ,0\right)$ and $\mathrm{B}\left(0,\sin \theta +\cos \theta \right)$? [CBSE 2015]

Q. If $AB$ is a distance between two points $A(0,a)$ and $B(0,b)$ then $AB=$__