Algebra 1 Vocabulary Quiz

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Across
  1. 3. Lines that intersect to make a 90 degree angle and have opposite reciprocal slopes
  2. 7. half of a sphere is a ________________
  3. 9. ____________ Theorem is a^2+b^2=c^2
  4. 10. the two shorter sides of a right triangle
  5. 11. where a parabola changes directions
  6. 12. Lines that never touch and have the same slope
Down
  1. 1. half way point between two endpoints
  2. 2. Longest side of a right triangle
  3. 4. half of the diameter
  4. 5. 1/3 of a cylinder
  5. 6. distance around a shape
  6. 8. the volume of a _________ is pi*h*r^2