Siamese triplet III

Three circles and a triangle. What is red : green?

Scroll down for a solution to this problem.


Red : green is 1 : 1.

Solution by Stéphane Bernard.


Please find here the video solution: Video: Siamese triplet III.

🤞 Don’t miss these puzzles!

Subscribe to the weekly geometry puzzle e-mail.

One reply on “Siamese triplet III”

Well done.
The text of Stéphane Bernard contains the idea for an abreviation:
The height of ABE ist equal to the height of CDF (perpendicular to GH), so these triangles are congruent and |AB| = |CE| . . .
By the way: The lines EI, EG and EH are usefull for angle chasing.

Leave a Reply

Your email address will not be published. Required fields are marked *

Optionally add an image (JPEG only)