Its characteristics include the pointed arch, the ribbed
vault (which evolved from the joint vaulting of romanesque architecture) and
the flying buttress. The intersection of two to three barrel vaults produces a
rib vault or ribbed vault when they are edged with an armature of piped masonry
often carved in decorative patterns.
Yes becuase they traded nack and forth in a triangle
Answer:
What he said: I write an argumentative letter in which he commented on an opinion that accused our civilization of closing in, and through which it became clear that the Islamic civilization contributed to the advancement of nations and interacted with them.
Explanation: