![Sample our Education journals, sign in here to start your access, latest two full volumes FREE to you for 14 days]({"type":"image" , "src" : "/sda/5932/TOC-Subject-Sample-2021-Education.jpg"})
"Beauty as fit: a metaphor in mathematics?." Research in Mathematics Education, 15(2), pp. 199–200
Acknowledgement
This study was supported by a Young Researcher Grant from Umeå University.
Notes
1. The algebraic detail for the last step of the proof is as follows: Let A, B, and C be the areas on the sides a, b, and c, respectively. Then A/a 2=B/b 2=C/c 2, which implies A+B=a 2 C/c 2+b 2 C/c 2. Since A+B=C, it follows that (a 2+b 2)/c 2=1 which implies a 2+b 2=c 2.