Geometry Vocabulary Practice

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Across
  1. 3. This quadrilateral has equal sides. Opposite angles are equal.
  2. 5. A ___________is the common endpoint where two rays meet.
  3. 6. A quadrilateral in which all sides are equal and all angles are 90 degrees.
  4. 7. A ______________is a quadrilateral with one pair of parallel lines.
  5. 10. A triangle with two equal sides and angles is called ___________.
  6. 11. The Greek mathematician who determined the height of the pyramids is called ______________.
  7. 12. The interior angles of this polygon add to 180 degrees_____________.
  8. 14. An angle that measures more than 180 degrees is called.
Down
  1. 1. A triangle in which every side and angle is different is called______________.
  2. 2. When I cut a line segment or angle in half I ___________it.
  3. 4. This regular polygon has 8 equal sides ____________.
  4. 6. Angles that add to 180 degrees are called__________.
  5. 8. Two figures that are identical in size and shape are ____________.
  6. 9. An angle that measures 90 degrees is called a _________angle.
  7. 13. An angle that measures less than 90 degrees is called__________.