Persoane interesate

vineri, 31 decembrie 2021

aops, Saudi Pre-Test 2011, https://artofproblemsolving.com/community/c6t48f6h2747302_bt__2pt_if_ltbat__lt_bcs__10o_in_40o70o70o_triangle


 

Niciun comentariu:

Trimiteți un comentariu

https://artofproblemsolving.com/community/c6h616123p3670325

 This is my synthetic proof to the subject problem: