Which is the best estimate of the slope of this graph?

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

In what organelle does photosynthesis take place?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?