An equilateral triangle and two circles. The centre of the right circle is the triangle side midpoint. Both circle intersections lie on a triangle side. Prove that the three red circular arcs are congruent.

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## Solution

## Poem

Circular architecture

Two moons

Hold a green diamond

Precious jewelry box

Where the tresors are hold

Some cristal pearls

Imagine, rings of gold

They know many secrets

Words for soul and heart

It’s the beauty of the words

Locked in this little jewelery box

A gift for love