Geometry Crossword

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Across
  1. 2. An angle whose measure is less than 90 degrees
  2. 4. A triangle that his unequal sides and angles
  3. 8. Two right triangles that have a congruent hypotenuse and a corresponding congruent leg are congruent.
  4. 9. If two sides of a triangle are congruent, the angles opposite these sides are congruent.
  5. 11. Given two intersecting lines, there is exactly one plane containing both.
  6. 12. line segments that cross to form 90 degree angles
  7. 13. angles whose measures add up to 90 degrees.
  8. 14. If three sides of one triangle are congruent to three sides of another triangle, then the two triangles are congruent.
  9. 15. If two angles and the included side of a triangle are congruent to two angles and the included side of another triangle, then the two triangles are congruent.
Down
  1. 1. If two sides and the included angle of a triangle are congruent to two sides and the included angle of another triangle, then the two triangles are congruent.
  2. 3. a line intersects a plane not containing it, then the intersection contains only one point
  3. 5. a line and a point not on the line, there is exactly one plane containing both.
  4. 6. If two different lines intersect, their intersection contains only one point.
  5. 7. A statement that is assumed true without proof.
  6. 10. If two angles and the non-included side of one triangle are congruent to the corresponding parts of another triangle, the triangles are congruent.