But most really big medieval churches in Europe are cathedrals. Most famous medieval cathedrals are in Europe (where the Christians were), and they were built between about 1000 and 1600 AD, during the Middle Ages. There are cathedrals all over Europe, in Spain, in England, in France, in Germany, and in Italy.
Problem Solving. Medians and Altitudes of Triangles. 1. The diagram shows the coordinates of the. vertices of a triangular patio umbrella. The. umbrella will rest on a pole that will support it. Where should the pole be attached so that the.
Every triangle is either an acute triangle, an obtuse triangle, or a right triangle. Another way to group triangles is by looking at the lengths of their sides: 1  Equilateral triangle: An equilateral triangle is one in which all three sides have the same length. 2  Isoceles triangle: An isoceles triangle is one in which two sides have the same length.