Blessed Angle Bisectors

Geometry Level 4

Let A B C ABC be a scalene triangle with A = 6 0 \angle A = 60^\circ .

Let B F BF and C E CE be the angle bisectors of angles B B and C C , respectively, with E E and F F on A B AB and A C AC , respectively.

Let A P AP be perpendicular to E F EF at P P . Extend A P AP to meet B C BC at M M .

Find the ratio A P : P M AP : PM .

Give your answer to 2 decimal places.


The answer is 1.00.

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1 solution

Ahmad Saad
Jan 11, 2017

I don't see Q there you should edit. Well, I solved it the same way.---(+++++++++++1) You should also prove that IE = IF. It is obvious but some would not understand.

Vishwash Kumar ΓΞΩ - 4 years, 5 months ago

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Thanks. I've edited my solution to show that.

Ahmad Saad - 4 years, 5 months ago

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