NQP triunghi drept - unghiul Q = 90grade
Pitagora
[tex] {np}^{2} = {nq}^{2} + {qp}^{2} [/tex]
[tex] {np}^{2} = {12}^{2} + {16}^{2} [/tex]
[tex] {np}^{2} = 144 + 256[/tex]
NP = 20
Teorema catetei in triunghiul MNP
[tex] {np}^{2} = mp \times qp[/tex]
400=MP * 16
MP= 25
MQ= MP-QP
MQ=25-16
MQ=9
Pitagora in triunghiul MNQ
MN = 15
