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Post by peace peace Hi! I make a dm and I stumble on an issue. I made an effort, I even made the drawing. I recall the assumptions: "ABC is a triangle, and H any point situ the interior of this triangle Let F be the intersection of the straight stitch (AH) and (BC), the E. straight (BH) and (AC), and the straight D (CH) and (AB). The Parallel (AH) through D section (BC) J, and Parallel cushings sjukdom (BH) through D cup (AC) I. We denote respectively R and S symtriques D relative to points I and J. Let K be the intersection of the straight stitch (IJ) and (BE), and K ' the straight (DK) and (EF). " It is also known that (EF) Parallel (IJ) 2) dmontrer BD \ BK = BA \ BE THANK YOU!
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forums list of all forums mathematics "Lyce We talk exclusively math lyce level. "Second second forum" geometry topics dealing with geometry "[all] list all the topics of mathematics
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