Mathematical terms

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Across
  1. 3. two triangle are similar, if their corresponding angle
  2. 6. regular hexagon made of 6 triangle
  3. 8. any two figures that are similar
  4. 10. distance from vertex to the point in outer line of the circular base
Down
  1. 1. a tangent to a circle intersect it in points
  2. 2. two lines parallel to same line are ___ to each other
  3. 4. a line intersecting a circle in two points
  4. 5. a net of six squares connected to each other
  5. 7. the __ of cuboid is a line segment
  6. 9. order of rotation in hexagon