# 17a. Construct a Triangle Given the Length of an Angle Bisector, the Angle at Another Vertex and Distance from the Third Vertex to the Angle Bisector

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This Demonstration shows a construction of a triangle given the angle at , the length of the angle bisector at and the length of the perpendicular from to the bisector.

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Contributed by: Izidor Hafner (August 2017)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

This is problem 15 from [1, pp. 147].

Reference

[1] M. Bland and A. Wiegand, *Geometrische Aufgaben für höhere Lehranstalten*, Braunschweig: Schwetschke und Sohn, 1865. babel.hathitrust.org/cgi/pt?id=njp .32101076800687;view=1up;seq=95.

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