Geometry

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Across
  1. 1. on the same line
  2. 3. have the same length
  3. 4. set of point on a circle
  4. 5. rectangular prism with square faces
  5. 6. a side or angle that is next to
Down
  1. 1. distance around a circle
  2. 2. number of square units in a polygonal region
  3. 5. segment whose endpoints are on a circle