When the Guptas were ruling in India and the Tang were ruling in China and the Yamatos were ruling in Japan, no one was ruling in Australia! The people of Australia were nomads.
In ⊙ O, draw chord AB equal to r. Draw chord AC equal to Vt (which is the side of a regular decagon). CB is now one side of the regular pentadecagon.
I was not ignoble of descent.
Maybe the modern, tech-enabled consumer remembers Mom’s frugalista boasts as puzzling behavior in a less-sophisticated era. But with $4 gas and rising prices, it’s something to think back on with fresh understanding
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