geomerty
posted by Anonymous .
the measure of an interior angle is 60 degrees less than 11 times the measure of an exterior angle find the value of the interior angle

I+E=180
I=11E60 
Each interior angle measure equals each exterior angle measure. Find the number of sides a regular polygon must have.

BT bisects<ABC, M<ABT=4x16 and m<CBT=2x=6 Find m<ABT