A circle containing three squares. What fraction is coloured?

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## Solution

A fraction of 2/π is coloured.

The angles AFB and EFD are 180°, because AEBD is a cyclic quadrilateral and F divides the chords according to the intersecting chords theorem.

Find here an animated solution by Ignacio Larrosa Cañestro.

## Poem

The Satellite

Exist in the Solar System but not only

The moon is so famous

Shining daily,

For lovers and poetry

For J. Keppler, the satellites accompany the travel through the heavens

Of the planets journey

Than Sputnik became a new terminology

For artificial objects mostly

## One reply on “The satellite”

Another 2nd way