Is ABC DEF if so name which similiarity?

Yes, triangles ABC and DEF are similar if they satisfy the criteria of similarity, such as having corresponding angles that are equal or the sides being in proportion (AA, SSS, or SAS similarity). For instance, if angle A is equal to angle D, angle B is equal to angle E, and angle C is equal to angle F, then triangles ABC and DEF are similar by the AA (Angle-Angle) criterion.