What is a hexagon? Simple geometry
This is a hexagon. See, it has six sides that are all the same length. Definition of a hexagon A hexagon is a flat shape, all in one plane, with six [...]
29
07, 2017
29
07, 2017
Equilateral triangle – Simple geometry
This is an equilateral triangle. What makes a triangle equilateral? Equilateral triangles have all three sides exactly the same length. Because their sides are the same length, the three angles of an equilateral triangle are also [...]
2
06, 2017
Ice, water, and simple chemistry
Ice chemistry: Perito Moreno glacier, Argentina (thanks to Argentina's Travel Guide) How water freezes into ice When water gets colder than 32 degrees Fahrenheit or zero degrees Celsius, it freezes [...]
