Triangles

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Across
  1. 1. A triangle that has one angle measuring exactly 90 degrees.
  2. 6. A triangle where all three angles are less than 90 degrees.
  3. 7. A triangle where all three sides are of equal length.
  4. 8. A triangle where all three sides have different lengths.
  5. 9. The third, unequal side of an isosceles triangle.
Down
  1. 2. A triangle with at least two equal sides and two equal angles.
  2. 3. The longest side of a right-angled triangle, opposite the right angle.
  3. 4. A triangle that has one angle greater than 90 degrees.
  4. 5. The two sides of equal length in an isosceles triangle.