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Across 3. A FULL CIRCLE 6. AN ANGLE BETWEEN THE HORIZONTAL AND THE LINE OF SIGHT DOWN TO A LOWER OBJECT 8. A UNIT USED TO MEASURE THE SIZE OF ANGLES 9. THE STUDY OF THE RELATIONSHIP BETWEEN THE SIDE LENGTHS AND ANGLE SIZES IN RIGHT ANGLED TRIANGLES 11. ANOTHER WAY TO WRITE A RATIO 13. A BEARING THAT HAS BEEN MEASURED FROM THE NORTH POINT IN A CLOCKWISE DIRECTION 16. THE LONGEST SIDE IN A RIGHT ANGLED TRIANGLE 20. LYING NEXT TO OR BESIDE THE ANGLE 21. A DIRECTION MEASURED AS AN ANGLE EITHER SIDE OF NORTH OR SOUTH 22. THE RATIO OF SIDE OPPOSITE DIVIDED BY HYPOTENUSE FOR AN ANGLE IN A RIGHT ANGLED TRIANGLE 23. THE SIDE OF A RIGHT ANGLED TRIANGLE OPPOSIT A GIVEN OR REQUIRED ANGLE

Down 1. THE RATIO OF SIDES OF A RIGHT ANGLED TRIANGLE 2. THE RATIO OF SIDE ADJACENT DIVIDED BY HYPOTENUSE FOR AN ANGLE IN A RIGHT ANGLED TRIANGLE 4. THE NUMBER OF TRIGONOMETRIC RATIOS 5. AN ANGLE BETWEEN THE HORIZONTAL AND THE LINE OF SIGHT TO A HIGHER ELEVATED OBJECT 7. A 90 DEGREE ANGLE 9. THE RATIO OF SIDE OPPOSITE DIVIDED BY SIDE ADJACENT IN A RIGHT ANGLED TRIANGLE 10. AN ABBREVIATION FOR THE SIDE OPPOSITE 12. THE ANGLE THAT DETERMINES THE SIDE OPPOSITE AND SIDE ADJACENT IN TRIGONOMETRIC RATIOS 14. AN ABBREVIATION FOR A SIDE ADJACENT 15. THE ANGLE OF DEPRESSION AND ANGLE OF ELEVATION ARE __________ TO EACH OTHER 16. AN ABBREVIATION FOR THE HYPOTENUSE 17. ALL HORIZONTAL LINES ARE __________________ TO EACH OTHER 18. THE ONLY TRIGONOMETRIC RATIO TO HAVE A VALU GREATER THAN 1 19. INDICATES THE DIRECTION OF ONE OBJECT FROM ANOTHER OBJECT OR POINT