Math cn and post.

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9 Terms

1
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CN 1

Things which are equal to the same thing are equal to one another.

2
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CN 2

If equals be added to equals, then the wholes are equal.

3
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CN 3

If equals be subtracted from equals, the remainders will be equal.

4
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CN 4

Things which coincide with one another are equal to each other.

5
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CN 5

The whole is greater than the part

6
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Post. 1

A straight line segment can be drawn joining any two points.

7
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Post. 2

Any straight line segment can be extended indefinitely in a straight line.

8
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Post. 3

Given any straight line segment, a circle can be drawn having the segment as radius and one endpoint as center.

9
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Post. 4

All right angles are congruent.