Geometric Twins

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Across
  1. 3. The longest side of a right-angled triangle.
  2. 5. What is the measure of each angle in an equilateral triangle?
  3. 6. In a triangle these are equal when the opposite sides are equal.
Down
  1. 1. Shapes that have the same size and shape.
  2. 2. Congruence condition specific to right triangles using a hypotenuse and one side.
  3. 4. Congruence condition using two sides and the included angle.