Skysong, Inc. reported net sales of $ 241,000, cost of goods sold of $ 144,600, operating expenses of $ 60,900, net income of $ 38,560, beginning total assets of $ 467,000, and ending total assets of $ 629,200.

What is a graph with a never ending line called?

Can someone me with this problem i don't understand i need

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?