Answer:
c hope this helps
Step-by-step explanation:
80
80°
Three angles are equal
Let the equal angle be x
3x+120=360
3x=240
x=240/3
=80
Hence the three angles are 80∘
Increasing
−5<x<−1
−1<x<1
Decreasing
4<x<7
−8<x<−5
Neither Increasing nor Decreasing
1<x<4
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
