MATHS
posted by Judah .
AX is the bisector of <BAC p is any point on AX. prove that the perpendicular drawn from Pto AB and AC are equal

MATHS 
Steve
let pb and pc be the perpendiculars to AB and AC.
Since Ax is the angle bisector, angle XAB = XAC
using similar triangles,
pb/pa = pc/pa
so,
pb=pc
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