A hemispherical structure that can be understood as an arch rotated 180 degrees on its axis is a(n) ...

Author Question: A hemispherical structure that can be understood as an arch rotated 180 degrees on its axis is a(n) ... (Read 86 times)

biggirl4568

Hero Member
Posts: 551

on: Jun 23, 2018

A hemispherical structure that can be understood as an arch rotated 180 degrees on its axis is a(n) ____________.

what is it please?

Question 2

____________ is a wooden support structure upon which arches and vaults are constructed.

help needed on this one

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Qarqy

Sr. Member
Posts: 313

Reply #1 on: Jun 23, 2018

Answer to Question 1

Answer: dome

Answer to Question 2

Answer: Centering

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