Prove that the area of a regular polygon can be given by the product of its perimeter and half the radius of the inscribed circle.

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This is the title page to the 1811 edition of the Descriptive Geometry of Gaspard Monge (1746-1818). This book deals with methods for representing three-dimensional objects in two dimensions. It was written to accompany Monge's courses at the Ecole Polytechnique in Paris.

A thorough study of Benjamin Franklin's mathematical accomplishments, in particular his work on magic squares.

Rabbits and pheasants are put in a basket.

Having been given the sum of two numbers,a, and the difference of their squares,b, find the numbers.

A set of four posters dealing with the Pythagorean Theorem, infinity, prime numbers, and the history of pi.

A circle is inscribed in an isosceles trapezoid. Find the relationship of the radius to the sides.

A comprehensive history of trigonometry from ancient times to the Renaissance.

A reprint of the 32nd yearbook of the NCTM, dealing with developments in mathematics education in the U.S. and Canada. In particular, it gives a history of the various reform movements up to the publication date of 1980.

The eleventh International Congress on Mathematical Education will meet in Monterrey, Mexico from July 6 to July 13, 2008.