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Calculatu masura unghiului notata cu X. ( ex 3 )


Calculatu Masura Unghiului Notata Cu X Ex 3 class=

Răspuns :

a)m (C ) =180-m (A)-m (B)=180-45-50=85°
m (x)=180-m (c)=180-85=95°

b)m (C)=180-m (A)-m (B)=180-40-60=80°
m (x)=180-m (c)=180-80=100

c)m (A)=180-m (B)-m (C)=180-30-30=120°
m (x)=180-m (A)=180-120=60°