# Convergence articles

Displaying 131 - 140 of 728

A teacher agreed to teach 9 months for $562.50 and his board. At the end of the term, on account of two months absence caused by sickness, he received only$409.50. What was his board worth per month?

Here are all articles, classroom activities, and reviews arranged into annual volumes starting with 2004.

Seven men held equal shares in a grinding stone 5 feet in diameter. What part of the diameter should each grind away?

A survey of the mathematics education of cadets in the first century after the founding of the U.S. Military Academy.

Given a rectangle, find the line through one vertex of minimum length that passes through the extensions of the two opposite sides.
In a circle whose circumference is 60 units, a chord is drawn forming a segment whose sagitta is 2 units. What is the length of the chord?
A two door gate of unknown width is opened so that a 2 inch gap exists between the two doors.
A person has a circular yard that is 150 ft. in diameter, and wishes a walk of equal width made round it within the fence...
There is a right triangle where: the sum of the upright multiplied by itself twice and the hypotenuse multiplied by itself is 700 units; and, the sum of the base multiplied by itself twice and the hypotenuse multiplied by itself is 900 units.

The author constructs a possible mathematical path from the ancient Babylonians to Pythagoras, Euclid, and the ancient Greeks.