Geometry of Numbers

By in Archives, Netmath-FR

Sonya’s challenge for March!

The Spring Break week is in full swing, but it doesn’t mean that you brain should take it too easy. Wake your mathematical vivacity up with Sonya’s new puzzle!

Below are geometric shapes and numbers. Can you find the missing number under the hexagon?

sonya_challenge_20170208 (1)

The answer to this brain teaser will be given at the end of the month.

Meanwhile, you can try to solve other puzzles: Sonya’s Challenges.