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Problems from Another Time

Individual problems from throughout mathematics history, as well as articles that include problem sets for students.

Given a pyramid 300 cubits high, with a square base 500 cubits to a side, determine the distance from the center of any side to the apex.
The authors recount the 'great tale' of Napier's and Burgi's parallel development of logarithms and urge you to use it in class.
In a rectangle, having given the diagonal and perimeter, find the sides
There are two piles, one containing 9 gold coins, the other 11 silver coins.
Given two circles tangent to each other and to a common line, determine a relationship between the radii and the distance between the tangent points.
How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
A set of four congruent circles whose centers form a square is inscribed in a right triangle ABC where C is the right angle and serves as one corner of the square. Find their radius in terms of the sides; a,b,c, of the triangle.
There is a mound of earth in the shape of a frustum of a cone.
Two ants are 100 paces apart, crawling back and forth along the same path. The first goes 1/3 pace forward a day and returns 1/4 pace; the other goes forward 1/5 pace and returns 1/6 pace. How many days before the first ant overtakes the second?
Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions

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