Book I, Propositions 2 and 3

Back to Propositions 2 and 3.

Problems

1.   Draw a straight line.
1.   Using the construction of Proposition 2, draw an equal straight line
1.   at a point of your choosing.

2.   Draw two unequal straight lines.
1.   Using a compass, cut off from the longer one a straight line equal to
1.   the shorter.

3.   Refer to the numbered lines in the text, and point out the six formal
1.   divisions of Proposition 2.

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Enunciation:  Line 1.

Setting-out:  Line 2.

Specification:  Lines 3 and 4.

Construction:  Lines 5 - 12.

Proof:  Lines 13 - 22.

Closing:  Lines 23 - 25.

4.   a)  Refer to the numbered lines in the text, and point out the five
4.   a)  formal divisions of Proposition 3.

Enunciation:  Lines 1 and 2.

Setting-out:  Lines 3 and 4.

Specification:  Line 5.

Construction:  Lines 6 and 7.

Proof:  Lines 8 - 12.

Closing:  Lines 13 - 15.

4.   b)  Practice writing out Proposition 3.

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