# Puzzle 20121108669256

a crossword puzzle by

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29
parallel lines:never intersect and have the same slope, and lie on the same plane
perpendicular bisector of a figure:bisector that forms a ninety degree angle
altitude:perpendicular segment from a vertex to the opposite side onto a line containing the opposite side of a triangle
point of concurrency:point of intersection
centroid:point of concurrency of three medians
construct:to make a figure in geometry using a compass and/or straightedge
duplicate:to construct a figure congruent to a given figure
sketch:a freehand illustration of a figure made without the use of geometric tools
drawing:an illustration of a figure done carefully and with measuring geometry tools, rulers, protractors, etc
construction:an illustration of a figure made with only a compass and/or straightedge
bisector of a line:line, ray, or segment that passes through the midpoint of a segment
coincide:when points ________, they land exactly on top of each other
median of a triangle: segment connecting the vertex of a triangle to the midpoint of the opposite side
midsegment of a triangle: segment that connects the midpoints of two sides of a triangle
distance from a point to a line: the _____________________________ is the length of the perpendicular segment from the point to the line (shortest distance)
concurrent:having a point in common
point of concurrency:point of intersection
incenter:the point of concurrency for 3 angle bisectors
circumcenter:the point of concurrency for perpendicular bisectors
orthocenter:the point of concurrency for 3 altitudes
circumscribed:a circle is _____________ about a polygon if and only if it passes through each vertex of the polygon
inscribed:a circle is _________ in a polygon if and only if it touches each side of the polygon at exactly one point
center of gravity of a triangle: balancing point for a triangle
Euler line:contains 3 points of concurrency of a triangle, the centroid, the circumcenter, and the orthocenter
perpendicular lines:lines whose slopes are opposite reciprocals
equidistant:if a point is on the perpendicular bisector of a segment, then it is __________ from the endpoints
perpendicular bisector:if a point is equidistant from the endpoints of a segment, then it is on the _____________________ of the segment
parallel:in a coordinate plane, two distinct lines are ________ if and only if their slopes are equal, or they are both vertical lines
perspective:the technique of portraying solid objects and spatial relationships on a flat surface
vanishing point:where receding parallel lines converge on the horizon line in a perspective drawing
incenter: the ________ of a triangle is equidistant from the sides of the triangle
isosceles trapezoid:an __________________ is a trapezoid with the nonparallel sides congruent
twice:the centroid of a triangle divides each median into two parts so that the distance from the centroid to the vertex is _____ the distance from the centroid to the midpoint of the opposite side
centroid:the _________ of a triangle is the centerl of gravity of the triangular region
equidistant: the incenter is ___________ from the sides of the triangle
half:the centroid divides the Euler segment into two parts so that the smaller part is ____half the larger part

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Across:1. | having a point in common | 6. | if a point is equidistant from the endpoints of a segment, then it is on the _____________________ of the segment | 9. | the point of concurrency for 3 angle bisectors | 10. | an illustration of a figure done carefully and with measuring geometry tools, rulers, protractors, etc | 13. | when points ________, they land exactly on top of each other | 14. | a circle is _________ in a polygon if and only if it touches each side of the polygon at exactly one point | 17. | to construct a figure congruent to a given figure | 20. | the ________ of a triangle is equidistant from the sides of the triangle | 22. | a freehand illustration of a figure made without the use of geometric tools | 23. | in a coordinate plane, two distinct lines are ________ if and only if their slopes are equal, or they are both vertical lines | 24. | perpendicular segment from a vertex to the opposite side onto a line containing the opposite side of a triangle | 25. | contains 3 points of concurrency of a triangle, the centroid, the circumcenter, and the orthocenter | 26. | if a point is on the perpendicular bisector of a segment, then it is __________ from the endpoints | 26. | the incenter is ___________ from the sides of the triangle |
| | Down:1. | the _________ of a triangle is the centerl of gravity of the triangular region | 2. | the centroid of a triangle divides each median into two parts so that the distance from the centroid to the vertex is _____ the distance from the centroid to the midpoint of the opposite side | 3. | lines whose slopes are opposite reciprocals | 4. | segment connecting the vertex of a triangle to the midpoint of the opposite side | 5. | point of intersection | 5. | point of intersection | 7. | balancing point for a triangle | 8. | an illustration of a figure made with only a compass and/or straightedge | 11. | point of concurrency of three medians | 12. | where receding parallel lines converge on the horizon line in a perspective drawing | 15. | line, ray, or segment that passes through the midpoint of a segment | 16. | the centroid divides the Euler segment into two parts so that the smaller part is ____half the larger part | 18. | never intersect and have the same slope, and lie on the same plane | 19. | the point of concurrency for perpendicular bisectors | 21. | to make a figure in geometry using a compass and/or straightedge |
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© 2012

PuzzleFast.com, Noncommercial Use Only

#

Across:1. | having a point in common | 6. | if a point is equidistant from the endpoints of a segment, then it is on the _____________________ of the segment | 9. | the point of concurrency for 3 angle bisectors | 10. | an illustration of a figure done carefully and with measuring geometry tools, rulers, protractors, etc | 13. | when points ________, they land exactly on top of each other | 14. | a circle is _________ in a polygon if and only if it touches each side of the polygon at exactly one point | 17. | to construct a figure congruent to a given figure | 20. | the ________ of a triangle is equidistant from the sides of the triangle | 22. | a freehand illustration of a figure made without the use of geometric tools | 23. | in a coordinate plane, two distinct lines are ________ if and only if their slopes are equal, or they are both vertical lines | 24. | perpendicular segment from a vertex to the opposite side onto a line containing the opposite side of a triangle | 25. | contains 3 points of concurrency of a triangle, the centroid, the circumcenter, and the orthocenter | 26. | if a point is on the perpendicular bisector of a segment, then it is __________ from the endpoints | 26. | the incenter is ___________ from the sides of the triangle |
| | Down:1. | the _________ of a triangle is the centerl of gravity of the triangular region | 2. | the centroid of a triangle divides each median into two parts so that the distance from the centroid to the vertex is _____ the distance from the centroid to the midpoint of the opposite side | 3. | lines whose slopes are opposite reciprocals | 4. | segment connecting the vertex of a triangle to the midpoint of the opposite side | 5. | point of intersection | 5. | point of intersection | 7. | balancing point for a triangle | 8. | an illustration of a figure made with only a compass and/or straightedge | 11. | point of concurrency of three medians | 12. | where receding parallel lines converge on the horizon line in a perspective drawing | 15. | line, ray, or segment that passes through the midpoint of a segment | 16. | the centroid divides the Euler segment into two parts so that the smaller part is ____half the larger part | 18. | never intersect and have the same slope, and lie on the same plane | 19. | the point of concurrency for perpendicular bisectors | 21. | to make a figure in geometry using a compass and/or straightedge |
| |

© 2012

PuzzleFast.com, Noncommercial Use Only