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Answer:
Triangle: 120
Quadrilateral: 90
Pentagon: 72
Octagon: 45
Decagon: 36
30-gon: 10
50-gon: 7.2
100-gon: 3.6
Step-by-step explanation:
360/n = the measure on the exterior angle
n = the number of sides
Your just finding out the graph for each graph and number, just look at what they give you in sections, and not all together:) I hoped this helped!
Answer:2x
Step-by-step explanation:
D. because that is the description of an octagon