Int/ext/alt/same/corr Angles

Question 1

What are interior and exterior angles?

Answer 1

A transversal is a line that intersects two or more coplanar lines in different points. The angles formed have special names.

Interior is between the parallel lines.
Exterior is outside the parallel lines.

Question 2

What are alternate interior angles?

Answer 2

Alternate interior angles are two non adjacent interior angles on opposite sides of the transversal.

Question 3

What are same-Side interior angles?

Answer 3

Same-Side Interior angles are two interior angles on the same side of the transversal.

Question 4

What are corresponding angles?

Answer 4

Corresponding angles are two angles in corresponding positions relative to the two lines.

Question 5

What is the one condition for all of these angles to ne identified?

Answer 5

The lines must be parallel.