Question 1039194
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See the lesson <A HREF=https://www.algebra.com/algebra/homework/Triangles/Sum-of-the-interior-angles-of-a-triangle.lesson>Sum of the interior angles of a triangle</A> in this site specially for your question.


See the lesson <A HREF=https://www.algebra.com/algebra/homework/Triangles/Compendium-of-properties-of-triangles.lesson>PROPERTIES OF TRIANGLES</A> for your other questions related to triangles.