But triangles DEF and are homothetic (since their corresponding sidelines are parallel, what can be easily seen); hence, the lines,, concur at the homothetic center T of the two triangles DEF and .
Subalit triangles at DEF ay homothetic (mula sa kanilang mga kaukulang sidelines ay kahanay, ano ang maaring madaling makikita); kaya, ang mga linya,, sumang-ayon sa homothetic T gitna ng dalawang triangles at DEF .