The dome refers to the Santa Maria del Fiore in Florence, Italy.
Because the architect, Brunelleschi did not leave any structural drawings or design for the dome, many engineers and architects have studied the dome as a feat of engineering accomplishment for many years.
A plausible explanation for the structural design of the dome is that although it is an octagonal structure, it was designed as if it were circular, self-supporting structure.
The nine circles provided a skeletal structure on top of the inner dome for tensile and compressive strength, while simultaneously preventing the outer dome from falling inward.
The colonial boycott was only moderately successful. The Stamp Act was repealed only to be replaced by the Declaratory Act.
Answer:
The United States experienced major waves of immigration during the colonial era, the first part of the 19th century, and from the 1880s to 1920. Many immigrants came to America seeking greater economic opportunity, while some, such as the Pilgrims in the early 1600s, arrived in search of religious freedom.
Answer:
helped fight malaria
Explanation:
quinine comes from a plant