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Need help pleaseeee.

Need help pleaseeee.-example-1
User Vsxen
by
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1 Answer

1 vote

Answer:

m angle B=141

Explanation:

a 7 sided shape has 900 total degrees

subtract all the known angkes to find your answer

900-90-148-142-130-129-120=141

hope this helps :)

User Sandaru
by
4.7k points