Practice 8 Find the area of the shapes below using addition or subtraction a b 60 putty A b h A R 11 66 11 R 66 89 unit c P A R A 9 4 18 9 4 18 31an 25 Z d WAY W 10 0 2 Y A 1 6 4 12 679 12 27 unit 2 32 7 A8 4 N A b h 4 8 1 8 34 A 32