Answer:
B is the answer
Step-by-step explanation:
Answer:
30 degrees
Step-by-step explanation:
A right angle is 90 degrees. Subtract 30 and you get 60. Then divide it by two because the leftover is 2x.
(Correct me if I’m wrong in comments)
Answer: 80
Reasoning: A polyhedron can have 30 edges. If this polyhedron has 120 it has 4 times the “other” one. If it has 30 edges it will have 20 vertices, meaning 20*4=80 vertices
