A right triangle with three squares forming a smaller inner triangle. What is the maximal blue fraction?

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## Solution

The maximal blue fraction is 1/25.

## Poem

The queens chamber

Hidden inside the pyramid

Under the earth a cavity

It holds with gifts the mystery

May be a secret for depository

But it’s known commonly

For deposit of funerary objects

Just like a treasure box for the mummy

But here it’s just a pyramid in geometry