Trigonometry

1234567891011121314
Across
  1. 3. / a mnemonic device used in trigonometry
  2. 5. / the second letter of the Greek alphabet
  3. 7. / a branch of mathematics that deals with right triangles
  4. 9. / the side that does not help form the angle
  5. 10. / adjacent over hypotenuse
  6. 11. / a fraction or comparison of two quantities
  7. 12. / the branch of mathematics that deals with points, lines, planes, and solids
  8. 14. / a 90 degree angle
Down
  1. 1. / the first letter of the Greek alphabet
  2. 2. / the longest side of a right triangle
  3. 4. / right next to
  4. 6. / opposite over hypotenuse
  5. 7. / a three-sided polygon
  6. 8. / opposite over adjacent
  7. 13. / a Greek letter frequently used to represent an angle