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Convergence articles

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Having been given the perimeter and perpendicular of a right angled triangle, it is required to find the triangle.

The cavity of our chimney is an upright parallelepiped, the diagonal of whose base is 60"; and the height of the lower side of the lintel above the plane of the floor is 40".

In this collection of essays on modern trends and issues in the history of mathematics, consideration of mathematics history in the classroom is often more theoretical than practical.

There is a lion in a well whose depth is 50 palms. He climbs and slips back a certain amount each day. In how many days will he get out of the well?

Three men have a pile of money, their shares being 1/2, 1/3 and 1/6. Each man takes some money from the pile until nothing is left.

Given a triangular piece of land having two sides 10 yards in length and its base 12 yards, what is the largest square that can be constructed within this piece of land so that one of its sides lies along the base of the triangle?

Two excellent volumes on Euler in honor of his three hundredth birthday

In a square box that contains 1000 marbles, how many will it take to reach across the bottom of the box in a straight row?

Prove that a square circumscribed about a given circle is double in area to a square inscribed in the same circle.

Nine examples of using history in the mathematics classroom -- for those who read French!

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