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Convergence articles

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Three congruent circles of radius 6 inches are mutually tangent to one another. Compute the area enclosed between them.
A history of attempts to solve cubic and higher degree polynomial equations, including the notions of group theory and their relationship to the idea of symmetry.
Now there is a wall 5 feet thick and two rats tunnel from opposite sides.
A website with links to information about numerous topics in the history of mathematics.
Images from a 16th century text about the astrolabe and its uses
A new sourcebook containing the works in their original form along with a translation and a brief commentary.
Mathematics is often referred to today as the "science of patterns." But has this always been true historically, or is this something that happened in recent times? The question is discussed here with reference to the work of Euclid and Jacob Steiner.
There are two numbers whose sum equals the difference of their squares.
A horse, halving its speed each day, travels 700 miles in 7 days. How far does it travel each day?
Dynamic geometry software is used to demonstrate early Greek attempts at the trisection of an angle and the squaring of a circle.