For her English class Ying Kong is assigned a list of books from which she can choose any three that she wants to read. How many different three book combinations could she read from this list: The Giver,
Anne Frank, Holes, Ella Enchanted, Number the Stars, Speak, and Fever.

If g^-1(x) is the inverse of g (x) which statement must be true

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.