Post a New Question


posted by .

prove that The sum of the angles in any triangle is 180 degrees is true in Euclidian geometry.

  • geometry -

    draw a line through a vertex parallel to the opposite base.

    The other two sides are transversals between the two parallel lines.

    Since alternate interior angles are equal, and the 3 angles formed at the vertex add up to a straight angle ...

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question