Answer:
4
Step-by-step explanation:
Find the length of side FD given that
Since both triangles are similar, then
AB= FD
2x+2 = x+3
Collect like terms
2x-x =3-2
x = 1
Get FD
FD = x+3
FD = 1+3
FD = 4
Hence the measure of FD is 4
