geometry

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Across
  1. 2. the side opposite the right angle in a right triangle
  2. 6. a triangle with at least 2 congruent sides
  3. 8. a triangle with 1 right angle
  4. 9. a triangle with 1 obtuse angle
Down
  1. 1. a triangle with 3 acute angles
  2. 3. if a right triangle has legs of lengths a and b and a hypotenuse of length c, then a2+b2=c2
  3. 4. in a right triangle, the ratio of the length of the leg adjacent the angle to the angle of the hypotenuse
  4. 5. in a right triangle, the ratio of the length of the leg opposite the angle to the angle of the hypotnenuse
  5. 7. in a right triangle, the ratio of the length of the leg opposite the angle to the length of the adjacent leg