Answer
(a) $0.7$ inches
(b) $1$ inch
Work Step by Step
(a)
The two bones in the lower arm are:
Ulna: $11.1$ inches
Radius: $10.4$ inches
We find the difference:
$11.1-10.4=0.7$ inches
(b)
The two bones in the lower leg are:
Tibia: $16.94$ inches
Fibula: $15.94$ inches
We find the difference:
$16.94-15.94=1$ inch