Geometry

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Across
  1. 2. a specific angle that's formed outside a polygon where one side is extended.
  2. 4. The vertical line (running up and down) on a 2D Cartesian coordinate system
  3. 5. An angle measure of exactly 180 degrees
  4. 8. an act that moves a figure in a fixed distance in a given direction without changing its size or shape
Down
  1. 1. the branch of mathematics focusing on the size, shape, position, and properties of figures in space
  2. 3. The line from the center of the circle to any point of its edge
  3. 6. A polygon where all sides are equal in length
  4. 7. An arc that measures greater then 180 degrees