# Geometry Mid-term study cards

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- Geometry Hns
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- Geometry Mid-term study cards

**Created:**2011-01-19

**Last Modified:**2011-06-25

- has no dimension

-represented by a small dot

-extends in one dimension

-never ending

extends in two dimensions

(i.e. table top or wall)

*A_____________________B___________C*

*If B is between A and C, then AB+BC=AC*

AB=(x2-x1)2 + (y2 -y1)2

(sq root of)

(x1 + x2, y1 + y2)

----------------------------

( 2 2 )

Supplementary

For andy real #... a = a

Symmetric Property

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