Question

is (overline{fg}) congruent to (overline{ef})?

Explanation:

Step1: Calculate length of EF

$EF = 100 - 40=60$

Step2: Calculate length of FG

$FG = 160 - 100 = 60$

Step3: Compare lengths

Since $EF = FG = 60$, they are congruent.

Answer:

yes