National Museum of Mathematics tweet
Suppose there is a square ABCD with a point E on edge BC and a point F on edge CD such that the area of triangle ABE is 3, of ADF is 4, and of EFC is 5. What’s the area of the square? pic.twitter.com/PDrOYU28f8
— National Museum of Mathematics (@MoMath1) November 4, 2019
Generalization to rectangle Mustafa Kemal Ince tweet
More generally you can consider any rectangle pic.twitter.com/2TW0zbUDN4
— Mustafa Kemal Ince (@galois1724) November 4, 2019
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2017 Shorty Awards Nominee. Mind Your Decisions was nominated in the STEM category (Science, Technology, Engineering, and Math) along with eventual winner Bill Nye; finalists Adam Savage, Dr. Sandra Lee, Simone Giertz, Tim Peake, Unbox Therapy; and other nominees Elon Musk, Gizmoslip, Hope Jahren, Life Noggin, and Nerdwriter.