Answer:
108 ( i hope this helps :) )
Step-by-step explanation:
these answers are color coordinated with the answer
Dark Blue = 7 * 3 = 21 * 2 = 42
Light Blue = 3 * 3 = 9 * 4 = 36 / 2 = 18
Red = 4 * 12 = 48
add them all together
48 + 18 + 42 = 108 sq. units
