Answer:
for shape 1 on the left you can do 3x10 +2x5 +1x2 and for shaoe 2 on the right you can do 2x6 +3x5 + 5x3
You could split 1 into different shapes/parts and later add them up or maybe find the whole area of the figure and subtract the missing pieces/unshaded parts using the given numbers.
Explanation:
The answer should be 42 units for both
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