Vocabulary Review

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Across
  1. 2. A triangle with two equal sides
  2. 5. These triangles have a 90 degree angle
  3. 7. The three angles in this shape add up to 180 degrees
  4. 8. These angles are opposite from one another
  5. 9. Lines that intersect at a right angle
  6. 12. The study of numbers, this class
  7. 14. A triangle with 3 equal sides and angles
  8. 15. This theorem says a^2 + b^2 = c^2
  9. 16. Made of a vertex and two rays. Measured in degrees
  10. 17. These angles have the same measure
  11. 18. An angle less than 90 degrees
  12. 19. The two shorter sides of a right triangle
Down
  1. 1. These angles add up to 90 degrees
  2. 3. These angles add up to 180 degrees
  3. 4. These lines never intersect
  4. 6. A line that intersects with two or more lines
  5. 10. ______ angles share the vertex and a common side.
  6. 11. A shape with 360 degrees
  7. 13. The longest side of a right triangle