# Convergence articles

Displaying 581 - 590 of 656

An erect pole of 10 cubits has its base moved 6 cubits. Determine the new height and the distance the top of the pole is lowered.

An elementary introduction to Euler squares and how they can be used in teacher training

A study of some elements of Greek geometry, as part of a course for liberal arts undergraduates on basic concepts of the calculus.
Page 11: Dantzig to Dieudonne
There are a number of wonderful mathematics websites that readers of Convergence should be aware of. We describe some of them here.
This is a page from an early printed edition of the Arithmetica of Jordanus de Nemore (early 13th century).
Given a semicircle, Prove that if O is the circle's center, DO=OE.
A man bought a number of sheep for $225; 10 of them having died, he sold 4/5 of the remainder for the same cost and received$150 for them. How many did he buy?
The radius of a circle is 3.20 meters. Compute to within .001m the areas of the inscribed and circumscribed equilateral triangles.