What is the formula for the following geometric sequence? -5, -10, -20, -40, an = -5 · 2n - 1 an = -5 · (-2)n - 1 an = -2 · (-5)n - 1 an = 2 · (-5)n - 1

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

If you are just building your payment history, how many points from a perfect score will you possibly miss?

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.