I don’t know sorry please somebody else can help you
Answer:
it definitely has eight sides so I'm not completely sure but try Nonagon (9 sides) and heptagon (7 sides) Just in case if not I think maths watch is bugged as it does that sometimes <3
Answer:
900
Step-by-step explanation:
(n-2)*180
5*180=900
C equals 17.5 you have to cross multiply to find what c is equal to