Janet owns a plot of land that is perfectly square. She knows that the area of the plot is between 2000 and 2100 square feet. what is the value for the side of the plot of land?

Need on this geometry question. explain how you did it.

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?