ICSE Class 10: Basic Proportionality Theorem Videos | Statement and derivation of the converse of the Basic Proportionality Theorem

• basic proportion theorem
• In the adjoining figure, P and F are the mid-points of the sides BC and AC respectively of ABC.and BF||PE. P.T: 1)EF=EC 2)ag:gp=2:1
  
• Explain briefly the concept of thales theorem 

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