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33 votes
33 votes
Hi!!! This is a sheet of angles of triangles, I currently don’t understand this very well and need help thank you:)

Hi!!! This is a sheet of angles of triangles, I currently don’t understand this very-example-1
User Antimirov
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1 Answer

16 votes
16 votes

Explanation:

sum of angles in a triangle

User Jorgemf
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