Question

In triunchiul MNP,cu m(≤90),avem [MN]=[MP]
a)Daca NP=24cm,calculati MN

Answer 1

fie x latura MN
∧MNP
m(90)⇒NP²=PM²⁺MN²
         ⇒24²=x² ⁺ x²
         ⇒576=2x²
        ⇒ x²=576÷2
         ⇒x²=288
          ⇒x=√288
           ⇒x=12√2 ⇒MN=12√2