Răspunsuri

2014-06-05T18:34:06+03:00
MN= \sqrt{ ( x_{N} - x_{M} )^{2} +  ( y_{N}- y_{M} ) ^{2} } = \sqrt{4+36} ==2√10
analog
NP=4√5
Mp=2√10
deoarece MP=NP=2√10 ⇒MNP triunghi isoscel