Maths Solutions 10th

Maths Solutions 10th 

Triangles Solutions 

Q. Three line segments OA,OB and OC points L, M, N respectively are so chose that LM ||AB and MN||BC but neither of L, M, N nor of A,B,C are collinear. Prove that LN||AC . 

Solution 

Q. O is any point inside a triangle ABC. The bisector of ∠AOB, ∠BOC and ∠COA meet the sides AB, BC and CA in point D,E and F respectively. Show that  AD×BE×CF=DB×EC×FA

Solution - 

Q. AD is a median of △ABC. The bisector of ∠ADB and ∠ADC meet AB and AC in E and F respectively. Prove that EF∣∣BC.

Solution : -         

 

                                          

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