Angle Relationship Vocabulary

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Across
  1. 4. Two angles whose measures have a sum of 180°.
  2. 6. Pairs of angles that share a vertex and one side but do not overlap.
  3. 7. The opposite angles formed by two intersecting lines.
  4. 10. A geometric figure formed by the intersection of two rays or line segments (called the sides) with a common endpoint (called the vertex).
Down
  1. 1. Two angles whose measures have a sum of 90°.
  2. 2. A mathematical term that means to add.
  3. 3. The bottom line of a shape such as a triangle or rectangle.
  4. 5. A triangle with two congruent sides.
  5. 8. A polygon with three sides.
  6. 9. Angles that have the same measure.