Congruent Triangle

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Across
  1. 4. is a point on a polygon where the sides or edges of the object meet or where two rays or line segments meet.
  2. 5. formed when two straight lines or rays meet at a common endpoint.
  3. 6. Corresponding Parts of Congruent Triangles are Congruent.
  4. 8. means exactly equal shape and size.
  5. 9. what does this symbol means ≅?
Down
  1. 1. angle is an angle that is exactly equal to 90 degrees.
  2. 2. is the division of something into two equal or congruent parts, usually by a line.
  3. 3. is a polygon with three edges and three vertices.
  4. 7. what does this symbol means ↔?