Triangulum is a small northern constellation whose three brightest stars, of third and fourth magnitude, form an elongated triangle. It is one of the 88 modern constellations, and also one of the 48 listed by Ptolemy.
... 65 years of age or older. The median age is 35 years. For every 100 females there are 96.9 males. For every 100 females age 18 and over, there are 93.6 males.
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