Geometry Chapter 1 Review

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Across
  1. 4. A _____ angle has 180 degrees
  2. 5. To convert minutes to degrees, you _____ by 60
  3. 6. This is the "then" part of a conditional
  4. 7. This mathematical operation is a valid Reason in a proof
  5. 10. A _____ angle has 90 degrees
  6. 11. These are written as conditionals and can be proven
  7. 13. This mathematical operation is a valid Reason in a proof
  8. 14. You may not use a conditional as a Reason unless it's hypothesis has appeared as a ______ in the proof
Down
  1. 1. This is the "if" part of a conditional
  2. 2. There are this many minutes in a degree
  3. 3. Usually the first statement in a proof will have this Reason
  4. 5. These are written as conditionals and are reversible
  5. 6. This is made from reversing the hypothesis and conclusion in a conditional
  6. 8. An if/then statement is called a _____
  7. 9. The last statement in a proof is what we are trying to _____
  8. 12. This point divides a segment into 2 congruent segments
  9. 15. THere are this many degrees between any two numbers on a clock
  10. 16. To convert a fraction of a degree to minutes, you _____ by 60
  11. 17. You must _____ the steps of a proof