Geometry vocabulary

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Across
  1. 1. a point which is exactly in the middle
  2. 6. a line which intersect parallel lines
  3. 7. (0,0)
  4. 8. the height of a triangle
  5. 10. change the size of a line or shape on a graph
  6. 11. the longest part of a triangle
  7. 12. intersects at a 90 degree angle
  8. 14. a line, ray, or segment which divides a line segment or angle into two equal parts
  9. 15. two angles which equal to 90 degrees
Down
  1. 2. changing size or position on a graph
  2. 3. two angles which equal to 180 degrees
  3. 4. a line connecting the midpoints between two sides of a triangle
  4. 5. lines which go the same direction, however never intersect
  5. 9. to keep its size, but move its place on the graph
  6. 13. two or more identical shapes