Perimeter: h + h + g +g = P or 2h + 2g = P
P = 2h + 2g
68.4 = 2(4.7) + 2g
68.4 = 9.4 + 2g
59 = 2g
g = 29.5
Length: 29.5 inches
7.9m questions
10.6m answers