Maths crossword puzzle (Triangles)

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Across
  1. 2. All circles are _____
  2. 4. The ratio of any two corresponding sides in two equilateral triangles is always _____
  3. 6. In a _____ triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
  4. 7. All _____ triangles are similar.
  5. 8. The ratio of the areas of two similar triangles is equal to the square of the ratio of their corresponding _____
Down
  1. 1. The ratio of the corresponding side is referred to as the _____ for the polygons.
  2. 3. If a line divides any two sides of a triangle in the same ratio, then the line is _____ to the third side.
  3. 5. Two figures are said to be _____ if they have the same shape and size.