Three squares, one of which has a side length of 2. What is the green area?
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Solution
The green area is 4.
Poem
Green deal
The contract affects
All population
The earth calls for help
Says thank you to humans
To take care of her
Now it’s finished with relative
Luxury
Ease and delight
Our resources are declining
Air, water
Strong measures must be Taken
A green deal is the last chance
