Ava's vocab puzzle

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Across
  1. 5. the vertical number line
  2. 6. the first number is the x cordinate and second number in the y cordinate
  3. 7. the theorem that helps find the missing side in right triangle
  4. 9. a figure formed by three line segments
  5. 10. triangle three sides are the same
Down
  1. 1. 2 angles whose sum is 180 degrees
  2. 2. angle that makes up 90 degrees
  3. 3. two number lines that form a right angle and intersect at their zero points
  4. 4. te horizontal number line
  5. 8. they have the same sides or they match