Maths

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Across
  1. 3. BETWEEN 90-180 DEGREE IS
  2. 5. IS 360 DEGREE
  3. 7. BETWEEN 0-90 DEGREE IS
  4. 8. BETWEEN 180-360 DEGREE IS
Down
  1. 1. IS 90 DEGREE
  2. 2. IS 180 DEGREE
  3. 4. IS WHEN TWO RAYS MEET AT THE SAME BEGINING POINT
  4. 6. FOUR SIDE SHAPE