Question Number 26237 by ajfour last updated on 22/Dec/17
Commented by ajfour last updated on 22/Dec/17
$$\left({u},{v}\right)\:{and}\:\left({x},{y}\right)\:{are}\:{equidistant} \\ $$$${from}\:\left({h},{k}\right)\:. \\ $$
Answered by mrW1 last updated on 22/Dec/17
$${u}={h}+\left({x}−{h}\right)\:\mathrm{cos}\:\theta\:−\:\left({y}−{k}\right)\:\mathrm{sin}\:\theta \\ $$$${v}={k}+\left({x}−{h}\right)\:\mathrm{sin}\:\theta\:+\:\left({y}−{k}\right)\:\mathrm{cos}\:\theta \\ $$
Commented by ajfour last updated on 23/Dec/17
$${thanks}\:{sir}! \\ $$