A square containing a quarter circle. What’s the proportion blue : brown : green?
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Solution
Blue : brown : green is 2 : 3 : 5.
Visual solution
Poem
The pine forest
A forest made of conifers
Used in houses as lumber
For their timber
The trees are resinous, evergreen and never change
They can reach until 1000 years
Their branches in spiral
Even their needles
Are quite immortal
And for the environment they are beneficial
