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. The architecture of cathedrals is based on the old Roman basilica.
3 years ago. Hint: If you want PA = PB = PC all to be true, then you have to construct a circumcircle....which is done by finding the perpendicular bisector of AB, BC, and AC. ganeshie8.
This implies that distance is a ratio scale. However, suppose persons A and B score 110 and 125 respectively on some test, a difference of 15 test points; meanwhile C and D score 75 and 90 on the test, again a difference of 15 test points.