+23 If each square of the grid below is $0.5\text{ cm}$ by $0.5\text{ cm}$, how many square centimeters are in the area of the blue figure? [asy] unitsize(0.5cm); path p=(1,0)--(1,1)--(2,1)--(2,2)--(1,2)--(1,3)--(0,3)--(0,5)--(1,5)--(1,4)--(2,4)--(2,6)--(3,6)--(3,5)--(6,5)--(6,6)--(7,6)--(7,4)--(8,4)--(8,5)--(9,5)--(9,3)--(8,3)--(8,2)--(7,2)--(7,1)--(8,1)--(8,0)--(6,0)--(6,1)--(3,1)--(3,0)--cycle;read more .. +4