Wentworth, G. A. (George Albert), 1835-1906 · Boston, Ginn & company · leaf 213
the field,and Pthe pond. Let it be required to dividethe field into four parts. Find the area ofthe field and of each part. Let AP be one division line. Eun PE,and find the area APE. Take the differ-ence between APE and the area of one ofthe required parts; this will give the areaof the triangle… … EXAMPLES. 41 Exercise IV. 1. From the square ABCD, containing 6 i 1 E, 24 p.,part off 3 A. by a line EF parallel to AB. 2. From the rectangle ABCI), containing 8 A. 1 B. 24 p.,part off 2 A. 1 b. 32 p. by a line EF parallel to AD = 7 ch.Then, from the remainder of the rectangle, part off 2 A. 3 B.25…
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