An arch carries the thrust of weight to its _____(1)______. With a _____(2)______, the horizontal part of the structure supports all the weight above it.
a.
(1) center; (2) post-and-bearing
b.
(1) base; (2) springing line
c.
(1) keystone; (2) groin vault
d.
(1) sides; (2) post-and-lintel
An Arch is a structure that carries thrust of weights to it's sides with a post and lintel.
An Arch refer to a structure which have vertical curvature and it spans through an elevated space and can either support the weight above it or not. But if it is a horizontal arch like that of dam, the hydrostatic pressure against it. Arches can also be similar to vaults, but a vault is a continuous arch forming a roof.
Therefore, An Arch is a structure that carries thrust of weights to it's sides with a post and lintel.
Learn more about Arch from the link below.
https://brainly.com/25799760
