LINES AND ANGLES

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Across
  1. 3. 178 AND ... MAKE A LINEAR PAIR
  2. 4. 4X AND 120 ARE VERTICALLY OPPOSITE. X = ...
  3. 6. SUPPLEMENT OS 123 IS...
  4. 8. NINE A AND A+2 MAKE A LINEAR PAIR. VALUE OF A = ...
  5. 9. AN ANGLE EQUAL TO ITS SUPPLEMENT IS...?
  6. 10. PARALLEL LINES NEVER MEET. TRUE/FAKE?
Down
  1. 1. MEASURE OF ANGLE THAT IS VERTICALLY OPPOSITE TO 15 IS...
  2. 2. COMPLEMENT OF 50 IS...
  3. 5. PARALLEL LINES CAN ALSO BE PERPENDICULAR. TRUE/FAKE?
  4. 6. AN ANGLE EQUAL TO IT COMPLEMENT IS...
  5. 7. LINE CUTTING TWO PARALLEL LINES IS CALLED ........