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Mathematics 16 Online
OpenStudy (anonymous):

If ABC is a triangle and AD a line which divides angle at A into halves, express vector AD using vectors AB an AC.

terenzreignz (terenzreignz):

Hang on... drawing... |dw:1363262523842:dw|

terenzreignz (terenzreignz):

Is this about right?

OpenStudy (anonymous):

Yes, that's it :)

terenzreignz (terenzreignz):

Hang on... vectors...|dw:1363262780382:dw|

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