The document defines and identifies different types of angles on a porch diagram, including acute, obtuse, right, corresponding, alternate, same-side, supplementary, vertical, adjacent, and complementary angles, providing examples of each type of angle from the diagram.

1. Angles on a porch – angle names

2. Acute, right and obtuse angles
The green angles is acute.
The red angle is obtuse.
The yellow angle is right.

3. Corresponding angles
All yellow angles are corresponding angles.
All red angles form another group of corresponding angles.

4. Alternate angles
The green angles are interior alternate angles.
The blue angles are exterior alternate angles.

5. Same-side angles
The yellow and red angles are same-side interior angles.
The blue and green angles are same-side exterior
angles.

6. Supplementary angles
The yellow and red angles are supplementary angles.
The blue and green angles are another pair of
supplementary angles.

7. Vertical angles
The red angles are a pair of vertical angles.
The blue angles are another pair of
vertical angles.

8. Adjacent angles
The yellow and red angles are adjacent angles (they share a side).
The blue and green angles are another pair of
adjacent angles.

9. Complementary angles
Each pair of the green and
yellow angles is a pair of
complementary angles.