Question

Heyy could you help me with this question I have been stuck for almost an hour

Answer 1

△ABC and △DEF are congruent

AC is congruent to DF because, AC = 9 in, DF = 9 in.

is congruent to EF is corresponding to BC

The triangles are congruent by the SAS Triangle Congruence Theorem onl;y when x = 4