Y by
On the sides
,
,
,
of the square
points
are chosen such that
The segments
,
,
,
in the intersection form the quadrilateral
(see figure). 
a) Prove that
is a square.
b) Find the ratio of the areas of the squares
and
.
(Alexander Shkolny)













a) Prove that

b) Find the ratio of the areas of the squares


(Alexander Shkolny)
This post has been edited 1 time. Last edited by parmenides51, Nov 8, 2022, 6:43 PM