Question

which postulate describes that δabc ~ δdef?
a aa
b asa
c sas
d sss

Explanation:

The diagram shows two pairs of corresponding congruent angles: $\angle A \cong \angle D$ and $\angle B \cong \angle E$. The AA (Angle-Angle) similarity postulate states that if two angles of one triangle are congruent to two angles of another triangle, the triangles are similar.

Answer:

A. AA