There is no exact measure, but 2 sides are congruent which means that 2 angles are congruent.
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It is an isosceles triangle
In all triangles, the angles always measure up 180 degrees. In an isosceles triangle two of the angles are equal.
130 degrees is the measure of the base angles of an isosceles triangle whose vertex has a measure of 50 degrees.
Isosceles Triangle
A right triangle. Also an isosceles triangle.