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In triangle ABC, D lies on AB with AD : DB = 2 : 3. A… | StemPy Lab

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In triangle ABC, D lies on AB with AD : DB = 2 : 3. A line through D parallel to BC meets AC at E. A line through E parallel to AB meets BC at F. What is BF : FC?

MathematicsHardHigh School (9–10)GeneralGeometry › Triangles Olympiad SAT

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In triangle $ABC$ , $D$ lies on $AB$ with $AD : DB = 2 : 3$ . A line through $D$ parallel to $BC$ meets $AC$ at $E$ . A line through $E$ parallel to $AB$ meets $BC$ at $F$ . What is $BF : FC$ ?

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← In triangle LMN, a line PQ parallel to MN meets LM at P and LN at Q. The area of triangle LPQ is 18 cm² and the area of triangle MPQ is 30 cm². Find the area of triangle LPN.WXYZ is a trapezium with WX ∥ ZY, and its diagonals meet at O. A line through O parallel to WX meets WZ at E and XY at F. WO = 8 cm, OY = 12 cm and WE = 4.8 cm. Find WZ. →

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