Math RBA

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Across
  1. 4. What is the name of an angle that measures exactly 90°?
  2. 7. What word describes two lines that intersect at a right angle?
  3. 9. What is the term for the point that divides a segment into two equal parts?
  4. 11. What term describes numbers that can be expressed as a fraction of two integers?
  5. 12. What word describes the product of a number and an integer?
  6. 13. What type of angle measures more than 180°?
  7. 14. What name is given to a natural number greater than 1 that has exactly two distinct positive divisors?
  8. 15. What kind of number is a whole number, positive, negative, or zero?
  9. 16. What geometric figure is formed by two rays sharing a common endpoint?
  10. 18. What is the term for a number that divides another number without leaving a remainder?
  11. 19. What term refers to the distance around a circle?
  12. 23. What word describes a rule that assigns each input exactly one output?
  13. 24. What name is given to an angle greater than 90° but less than 180°?
  14. 25. What term measures the steepness of a line on a coordinate plane?
  15. 28. What term denotes a symbol that can represent an unknown number in an equation?
  16. 29. What is the term for two angles whose measures sum to 180°?
Down
  1. 1. What term describes two angles whose measures add up to 90°?
  2. 2. What is the longest chord of a circle that passes through the center called?
  3. 3. What is the name of a line segment whose endpoints both lie on a circle?
  4. 5. What word describes numbers that cannot be expressed as a simple fraction?
  5. 6. What term describes two lines that never intersect, no matter how far they are extended?
  6. 8. What term describes the region bounded by two radii and the included arc of a circle?
  7. 10. What are the opposite angles formed by two intersecting lines called?
  8. 17. What name is given to a part of the perimeter of a circle between two points?
  9. 20. What term describes a natural number that has more than two positive divisors?
  10. 21. What is an angle of 180° called?
  11. 22. What line touches a circle at exactly one point?
  12. 26. What do you call an angle that measures less than 90°?
  13. 27. What term describes the distance from the center of a circle to any point on its boundary?