The equation for the circle below is x2 + y2 = 121. What is the length of the circle's radius?

2. The Great Pyramid of Giza is located in Egypt. It has a height of about 460 ft, and the perimeter of its square base is about 3024 ft. (a) What is the area of the base of the pyramid? (b) What is the volume of the pyramid? Answer:

In his free time, Gary spends 11 hours per week on the Internet and 14 hours per week playing video games. If Gary has five hours of free time per day, approximately what percent of his free time is spent on the Internet and playing video games?

Which shape has the same volume as the given rectangular prism?

Which is greater: 0.23 or 3/16

Which of the following equations is equivalent to x - y = 8? 1) 2x - 4y = 8 2) 2x - 4y = 64 3) 4x - 2y = 64

The city's central library has 72,864 books. The library has 72 bookcases. If each bookcase has room for the same number of books, how many books are there in each bookcase?

Which figure is always a rectangle?

The SneakerRama Company makes and sells sneakers. They have one linear function that represents the cost of producing sneakers and another linear function that models how much income they get from those sneakers.

Write the equation of a circle with a center at (2.5, - 3.5) and a diameter of 12. Choices are x + 2.5) 2 + (y - 3.5) 2 = 12 (x - 2.5) 2 + (y + 3.5) 2 = 36 (x + 2.5) 2 + (y - 3.5) 2 = 36 (x - 2.5) 2 + (y + 3.5) 2 = 144

1. f (x) = (x 81+2 What is the domain?