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.

Individual problems from throughout mathematics history, as well as articles that include problem sets for students.

Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions

Determine the dimensions for a right-angled triangle, having been given the hypotenuse, and the side of the inscribed square.

Given right triangle ABC where C is the right angle, ellipse O (a,b) is inscribed in it, with its major axis parallel to BC. Calculate the semi-major axis, a, in terms of AC, BC and b.

Three equal circumferences with radii 6" are tangent to each other. Compute the area enclosed between them.

A boy gives 11 coins of equal denomination to a man, and the man finds that their total value in yen is 4 less than his age.

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.

There were two men, of whom the first had 3 small loaves of bread and the other, 2.

What is the value of X...

What proportions of sugar at 8 cents, 10 cents and 14 cents per pound, will compose a mixture worth 12 cents per pound?