# angle between bisectors

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• November 19th 2012, 05:23 AM
rcs
angle between bisectors
The bisectors of the base angles of an isosceles triangle meet at I.
Find the angle between the bisectors at their point of intersection
if the vertex angle is 700

May i know what does this mean?
• November 19th 2012, 05:35 AM
skeeter
Re: angle between bisectors
$\alpha = \beta = \delta = \gamma$

http://upload.wikimedia.org/wikipedi...lehmus.svg.png
• November 19th 2012, 06:03 AM
rcs
Re: angle between bisectors
it is 125 degrees the angle in the intersection of the 2 base angle bisectors.