List questions from homothety | MathQA

Equilateral triangle and very peculiar inscribed tangent circles

Published on 06 Jan 2022 - 0:09

Is there an angle chase solution for this problem?

Published on 10 Jan 2022 - 19:39

Prove that LM is parallel to AB

Published on 03 Mar 2022 - 22:09

Can I assume there is homothety in this situation?

Published on 08 May 2022 - 23:19

Show that $\angle AQP = \angle PQC$

Published on 16 Jul 2022 - 21:34

Show that $\angle ADH = \frac{\pi}4$

Published on 27 Sep 2022 - 11:50

prove that $M$ and $M'$ are antipodal on the circumcircle and $MM'$ is the perpendicular bisector of $BC$

Published on 05 Oct 2022 - 21:41