Across
- 4. equal in size and shape
- 6. a true statement which does not require to be proved
- 8. triangles are congruent when all sides in 1 triangle are congruent to the other sides
- 9. a point P is equidistant from others if it is the same distance from them
- 11. this theorem states that 2 angles in one triangle are congruent to 2 angles in another triangle, then the third pair of angles must be congruent
- 13. a polygon whose vertex angles are equal
- 15. a line segment joining the midpoints of 2 sides of a triangle
- 17. triangles are congruent if any pair of corresponding sides and their included angles are equal in both triangles
- 18. a point on a line segment that divides it into 2 equal parts
- 19. a formula used to find the midpoint between points
- 20. a triangle which has all 3 of its sides equal in length
Down
- 1. the common endpoint of 2 or more rays or line segment
- 2. the angle formed by any side of a polygon and the extension of its adjacent side
- 3. a polygon with the same number of sides and all corresponding sides and interior angles are congruent
- 5. a polygon which has all sides of the same length
- 7. a plane figure with 3 straight sides
- 10. this theorem states that any side of a triangle is always shorter then the sum of the 2 other sides
- 12. is a polygon that is equiangular and equilateral
- 14. of lines,planes,surfaces,or objects side by side and having the same distance continuously between them
- 16. each of the parts into which something is or may be divided