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Given a pendulum as shown. The height of the pendulum is two units and its horizontal width is 2 units. What is the area of the pendulum?
Now a pile of rice is against a wall, it has a base perimeter of 60 feet and a height of 12 feet.
In a right triangle, let the perpendicular be 5 and the sum of the base and hypotenuse 25. Find the lengths of the base and hypotenuse
This a wonderfully written tour of aspects of classical geometry-- a must read for all geometry teachers.

How Euler resolved the paradox first noted by Maclaurin that nine points should determine a curve of order three, yet two such curves can intersect in nine points

A journey through numbers from their earliest beginning in India to the proof of Fermat's Last Theorem by Wiles.
Brief biographies of mathematicians with mathematical activities based on their work.
Page from al-Khwarizmi's algebra text written in about 825. The proof of the rule for solving a quadratic equation of the form "squares plus roots equal numbers".
There is a garden is the shape of a rhombus whose side is 768.52 feet. Within the garden is an inscribed square flower bed whose side is 396 feet. What is the area of the garden?
A new history of Greek mathematics, taking into account the latest research.