a round keep castle has round corners so it is harder for it to be undermined A concentric castle is basically square
They both have four sides.
concentric castles
Square keep castles were mainly built far from villages
On SQUARE KEEP Castles, they have corners, therefore attackers can dig underneath them, whereas CONCENTRIC CASTLES have one round wall, so this cannot happen.
YEAH!
difference between square and cube
Square keep castles
square keep castles were invented
Square keep castles (or stone keep castles) were made out of stone; you can probably tell from the name! Hope this helps.
A square has four corners whereas a circle doesn't.
One difference is that a square has right angles, but a rhombus only has acute and obtuse angles. A similarity is that if you tilt a square it turns into a rhombus. Another similarity is that they are both Quadrangles. Another difference is that Rhombus lines are slanted. Hoped that helped! ;0)