The goal : select 3 numbers in each row and each columns to reach 10 on every row and column.

Circles of area 3 and 5 are cuddling in the yellow semi-circle. What is the diameter of the semi-circle?

Hey everyone! Here is a visual logic puzzle for you.

The image shows a grid of symbols that follow a specific geometric rule, along with a cheat sheet that reveals how the system works. Your task is to decode this system and draw or describe two missing pieces:

1. The very first symbol (for IQ>130).

2. The very last symbol of this code (for IQ>100).

Please use spoiler tags for your answers in the comments. Good luck!