SOLUTION: formulas of triangle

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Question 625944: formulas of triangle
Answer by muzzu_123(3) About Me  (Show Source):
You can put this solution on YOUR website!
1) EXTERIOR ANGLE PROPERTY:-
The opposite exterior angles of a triangle when you add, will be equal to 180 degrees, for sure.
2) INTERIOR ANGLE PROPERTY:-
The interior angles of a triangle is equal to 180 degrees.