You are here

Convergence articles

Displaying 91 - 100 of 664

The perimeters of two similar triangles are 45 and 135 respectively. One side of the first triangle has length 11″ and a second side, 19″. Find the lengths of the sides of the second triangle.
A CD with eleven modules, each containing numerous activities designed to help secondary teachers use the history of mathematics to teach mathematics.
A lady being asked how old she was at the time of her marriage replied that the age of her oldest son was 13; that he was born 2 years after her marriage...
A general formed his men into a square, that is, an equal number in rank and file, and he found that he had an excess of 59 men.

Mesopotamian accounting evolved from simple clay token counters to a number-recording system that included impressions of these tokens on clay tablets.

The sum of two numbers is 10 and their product is 40. What are the numbers?
This is the title page of the 1779 edition of the works of Isaac Newton known at that time. Note that this is a much shorter book than the recent eight volume collection of Newton's mathematical papers, edited by Derek Whiteside.
How high above the earth must a person be raised that he [or she] may see 1/3 of its surface?
A copper water tank in the form of a rectangular parallelopiped is to made. If its length is to be a times its breadth, how high should it be that for a given capacity it should cost as little as possible?
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.

Pages

Dummy View - NOT TO BE DELETED