RECAPITULATION

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Across
  1. 3. the number of obtuse angles present in a triangle
  2. 5. a closed figure having line sengements only
  3. 7. the longest side of a right triangle.
  4. 8. synonym of three
Down
  1. 1. the number of acute angles present in a right triangle
  2. 2. the figure made up with line segments.
  3. 4. the value of the variable for which the polynomial equal to zero
  4. 6. the smallest odd composite number