T H E E L E M E N T S |
Book I Proposition 35 | |
(The triangle EAB will be equal to the triangle FDC) Let DGE be subtracted from each; therefore the trapezium ABGD which remains is equal to the trapezium EGCF which remains. [C.N.3] Let the triangle GBC be added to each; therefore the whole parallelogram ABCD is equal to the whole parallelogram EBCF. [C.N.2] |
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