👤

Cine ma poate lamuri in legatura cu ''CB^2'' ,inseamna ori CB la puterea a doua ,ori CB supra 2?
Cu ajutorul teoremei lui pitagora:
CB^2=CM^2+Mb^2
15^2=9^2+MB^2
225=81+MB^2
MB^2=144
MB=12
Va rogggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg