Respuesta :
Answer:
A piece of surfaced (sanded smooth) 2x4 lumber actually measures 1½ inches thick and 3½ inches wide. In rough-cut condition, a 2x4 is slightly less than 2 inches thick and approximately 4 inches wide.
Answer:
W = 2 in
L = 7 in
Step-by-step explanation:
2/4 = 3.5/x
(4 * 3.5)/2 = 7