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Geometry vocabulary Chapter 1 (Enter two word answers as one word without a space ex. right angle = rightangle)
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point : a location in space
line : an infinite series of points extending forever in opposite directions
plane : a flat surface that extends forever in all directions
collinear : points that lie on the same line
coplanar : points that lie in the same plane
postulate : a statement that is accepted as fact
corollary : a theorem that is proven easily using another theorem
theorem : a conjecture that has been proven
segment : part of line including two endpoints and all points in between
ray : part of a line beginning at one endpoint and including all points
oppositeray : collinear rays with the same endpoint that form a line
intersection : the set of points two figures have in common
midpoint : the point that divides a segment into two congruent segments
congruentsegments : segments that have the same length
angle : a figure formed by two rays with the same endpoint
vertex : the common endpoint of the sides of an angle
acuteangle : an angle whose measure is less than ninety degrees
obtuseangle : an angle whose measure is between ninety and one-hundred eighty degrees
rightangle : an angle whose measure is exactly ninety degrees
straightangle : an angle whose measure is one-hundred eighty degrees
congruentangles : angles that have the same measure
adjacent : two coplanar angles that have a common side and a common vertex but no common interior points
vertical : two angles whose sides form two pairs of opposite rays
complementary : two angles whose measures have a sum of ninety degrees
supplementary : two angles whose measures have a sum of one-hundred eighty degrees
linearpair : a pair of adjacent angles whose noncommon sides are opposite rays
anglebisector : a ray that divides an angle into two congruent angles
Geometry vocabulary Chapter 1 (Enter two word answers as one word without a space ex. right angle = rightangle)
Across:1. | the common endpoint of the sides of an angle | 5. | an angle whose measure is between ninety and one-hundred eighty degrees | 10. | a ray that divides an angle into two congruent angles | 12. | an infinite series of points extending forever in opposite directions | 15. | points that lie on the same line |
| 19. | the set of points two figures have in common | 20. | a figure formed by two rays with the same endpoint | 22. | a flat surface that extends forever in all directions | 23. | two angles whose measures have a sum of ninety degrees | 25. | collinear rays with the same endpoint that form a line |
| | Down:2. | a conjecture that has been proven | 3. | two angles whose sides form two pairs of opposite rays | 4. | two coplanar angles that have a common side and a common vertex but no common interior points | 6. | segments that have the same length | 7. | points that lie in the same plane | 8. | a statement that is accepted as fact | 9. | a pair of adjacent angles whose noncommon sides are opposite rays | 11. | an angle whose measure is one-hundred eighty degrees |
| 13. | part of line including two endpoints and all points in between | 14. | an angle whose measure is exactly ninety degrees | 15. | a theorem that is proven easily using another theorem | 16. | angles that have the same measure | 17. | a location in space | 18. | two angles whose measures have a sum of one-hundred eighty degrees | 21. | an angle whose measure is less than ninety degrees | 24. | the point that divides a segment into two congruent segments |
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© 2013
PuzzleFast.com, Noncommercial Use Only
Geometry vocabulary Chapter 1 (Enter two word answers as one word without a space ex. right angle = rightangle)
Across:1. | the common endpoint of the sides of an angle | 5. | an angle whose measure is between ninety and one-hundred eighty degrees | 10. | a ray that divides an angle into two congruent angles | 12. | an infinite series of points extending forever in opposite directions | 15. | points that lie on the same line |
| 19. | the set of points two figures have in common | 20. | a figure formed by two rays with the same endpoint | 22. | a flat surface that extends forever in all directions | 23. | two angles whose measures have a sum of ninety degrees | 25. | collinear rays with the same endpoint that form a line |
| | Down:2. | a conjecture that has been proven | 3. | two angles whose sides form two pairs of opposite rays | 4. | two coplanar angles that have a common side and a common vertex but no common interior points | 6. | segments that have the same length | 7. | points that lie in the same plane | 8. | a statement that is accepted as fact | 9. | a pair of adjacent angles whose noncommon sides are opposite rays | 11. | an angle whose measure is one-hundred eighty degrees |
| 13. | part of line including two endpoints and all points in between | 14. | an angle whose measure is exactly ninety degrees | 15. | a theorem that is proven easily using another theorem | 16. | angles that have the same measure | 17. | a location in space | 18. | two angles whose measures have a sum of one-hundred eighty degrees | 21. | an angle whose measure is less than ninety degrees | 24. | the point that divides a segment into two congruent segments |
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© 2013
PuzzleFast.com, Noncommercial Use Only