Alibrary receives a large cash donation and uses the funds to double the number of books it owns. then a book collector gives the library 4028 books. after this, the library has 51,514 books. how many did the library have before the cash donations and the gift of books?

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

Find all the angles that satisfy the equation cos(θ)=32