Question

the distance between the point ab and -a,-b ​

Answer 1

The two points are (a,b) and (-a,-b)

Distance between them = $\sqrt{(x2-x1)^2 + (y2-y1)^2}$

  Substituting points

                        =$\sqrt{(a+a)^{2} + (b+b)^{2} } = \sqrt{4a^{2}+4b^2 } = 2\sqrt{a^2+b^2}$

Mark as brainliest if the answer helped you