Will a cutting from a fig tree root?
Certainly. Place it in good potting soil, keep it damp and wait. You can also pull a limb down (without breaking it) to touch the ground, place a brick on it where the ground meets it and it will root that way.
A Fig Newton is a pastry bar filled with fig jam. The name is a brand of Nabisco.
What is the domain of a fig plant and the phylum - my daughter is doing a school project?
Use wikipedia in the future, but, cuz I'm nice, I'll give you the whole classification
Domain: Eukarya
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Order: Rosales
Family: Moraceae
Tribe: Ficeae
Genus: Ficus
Subgenus: Ficus
species: carica
Species is not capitalized, and the way you refer to a plant is the genus and speces, not the domain and phylum.
Find the circumference of the ornament in exam fig 3?
We can't see figure 3, so we don't know what it looks like.