Look at the diagram above .explain what a pendentive is. why is it important to the overall structure?

Look at las meninas by diego velasquez. this painting is a masterful example of the use of:

To make an etching the artist first coats the entire printing plate with an acid-resistant substance called a made from beeswax, asphalt, and other material. the artist then draws on the coated plate with an etching needle exposing the metal. next the plate is dipped in the plate is removed, the waxy coating removed, and the plate is cleaned, inked and printed.

What should happen during the middle of your narrative?