Math

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Across
  1. 3. the shape has width, height and depth
  2. 4. A two-dimensional closed figure of three or more line segments
  3. 6. the shape has width and height
  4. 8. two shapes that are the same except for size
  5. 11. An angle with a measure greater than 0° and less than 90°
  6. 12. how steep or flat a line is
  7. 16. A line that intersects two or more other lines on a flat surface
  8. 18. a2+b2=c2
Down
  1. 1. 90 degrees
  2. 2. lines that run up and down
  3. 5. a triangle with all the angles equaling 180 degrees.
  4. 7. the perimeter of a circle
  5. 9. angles that equal 180 degrees
  6. 10. A transformation across a line that produces a mirror image of the original shape.
  7. 13. two lines going in the same direction but never touching
  8. 14. where the line crosses at the y-axis
  9. 15. where the line crosses at the x- axis
  10. 17. A triangle where all three angles measure less than 90°.
  11. 18. the ratio for the circumference of a circle