Wednesday, April 27, 2011

Geometry made Simple...

A simple geometry lesson livens up the southern sky when three bright celestial bodies form a right triangle — defined as a triangle where one of the angles is 90 degrees.

Let’s see. How many different types of triangles are there? There are only six. You’ve got your:

1. right triangle,
2. equilateral,
3. scalene,
4. isosceles,
5. acute and ,
6. obtuse.

The most familiar — the right triangle will be put on display at dusk when the moon, Saturn and Spica, Virgo’s brightest star, gather together in the southern sky. Watch for it!

You could quibble that it’s not a perfect right triangle where the square of the hypotenuse is equal to the sum of the squares of the two sides, but it’s a solid effort.

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