Geometry midterm review

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8 Terms

1
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What are postulates?

a rule in geometry that is accepted without proof

2
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The distrance formula

AB= √(x2 – x1)² + (y2 – y1)²

3
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The midpoint formula

M= (X1+X2/2, Y1+Y2/2)

4
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What is condition statement?

If hypothesis, then conclusion

5
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What is deductive reasoning?

conclusions based on previously known facts

6
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What is law of syllogism?

inferences from given sentences

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What is law of detachment?

This is written in a different format, but it is once again a conditional statement. Example: if P leads to Q and P is true, then Q must be true.

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What are skew lines?

two lines that do not intersect and are not parallel