Question

訪客

好難呀😔, 跟著書做還是不對

23. mthe figure,4(1 ,2), 26,.CC4,-2)and (0,-Dare the four
vertices of parallelogram ABCD.                                                      E,生
Method 1: Find the values of7and 人by the slopes of parallel sides.            站

Method 2: Write down the coordinates of by considering the differences ofthe coordinates ofthe other

vertices.

Answer 1

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1234

第二題它好像已經