If isosceles triangle ABC has a 130° angle at vertex B, which statement must be true? O mzA= 15° and m2C = 35°
mZA+mZB = 155
OmZA+ m2C = 60°
OmZA= 20° and mzC = 30°

Write the pair of fractions as a pair of fractions with a common denominator

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.