Author Question: A hemispherical structure that can be understood as an arch rotated 180 degrees on its axis is a(n) ... (Read 87 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
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


Qarqy

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

Answer: dome

Answer to Question 2

Answer: Centering



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

For a complete list of videos, visit our video library