Answer the following question in 1-2 complete sentences. Look at the diagram above. Explain what a pendentive is. Why is it important to the overall structure?

A pendentive is the curved triangular section that connects a round dome to the arches or square space below it. It is important because it helps transfer the weight of the dome downward and allows a circular dome to rest securely on a rectangular or square base.
Label the parts of the diagram using key terms from the lesson. Look at the diagram above. Label parts of the arch: A, B, and C.

A is the keystone, B is the voussoirs, and C is the piers.
Answer the following question in 3-4 complete sentences.
Answer the following question in 1-2 complete sentences.
Answer the following question in 3-4 complete sentences.
Label the parts of the diagram using key terms from the lesson. Look at the pictures below. What type of arch, vault, or dome is each? A) B) C) D)

Answer the following question in 1-2 complete sentences.
Answer the following question in 3-4 complete sentences.
A corbel arch is an arch carries the thrust of weight to its sides. It uses a post-and-lintel, in which the lintel supports all the weight above it. A corbel arch is unique because it is the oldest form of arch known in architecture.
Answer the following question in 3-4 complete sentences.
A vault is an arched structure that springs from a cornice, which is supported by both a solid wall and four columns. The cornice is a set of projecting moldings that crown the top edge of a temple or building. Vaults provide increased space in the ceiling and create a self-formed roof for a building.
Answer the following question in 3-4 complete sentences.
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