Answer:
Dodecagon: 12 angles
Nonagon: 9 sides
Octagon: 8 angles
Decagon: 10 vertices
Heptagon: 7 angles
Step-by-step explanation:
#Carryonlearning
dodecagon has 12 angles.
nonagon has 9 sides.
octagon has 8 angles.
decagon has 10 vertices
heptagon has 7 angles.
hope it helps
