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JoãoVitorMC
 3 years ago
Consider the isosceles triangle with AB = AC. Suppose the angle bisector of B intersects the side AC at D and that BC = BD + AD. Determine the angle A.
JoãoVitorMC
 3 years ago
Consider the isosceles triangle with AB = AC. Suppose the angle bisector of B intersects the side AC at D and that BC = BD + AD. Determine the angle A.

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JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1350605708301:dw

CliffSedge
 3 years ago
Best ResponseYou've already chosen the best response.0Wanna use trig, or regular plane geometry?

JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0the easiest way to solve this

CliffSedge
 3 years ago
Best ResponseYou've already chosen the best response.0I was looking at this last night. I'm trying to find my notes on it.

JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0ok, i'm trying to solve this, but this one is really hard...

CliffSedge
 3 years ago
Best ResponseYou've already chosen the best response.0Yeah, I'm trying combinations of law of cosines and law of sines.

estudier
 3 years ago
Best ResponseYou've already chosen the best response.2I will have to make a better drawing.....Answer s/b 100, I think....

JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0hey where you get this 180° 5(Betha) = 4(Betha) ?

JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0yes but i still don't see how to get 4 Beta...

JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0but them you set this equal to 4 beta, then i'm lost...

JoãoVitorMC
 3 years ago
Best ResponseYou've already chosen the best response.0thank you soo much!
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