Describe the relationship between and when the two lines are perpendicular to . Also describe the relationship between and when is not perpendicular to . Zoom in or out on the coordinate plane, if needed.

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

How do you determine whether a relationship represented as as graph is linear or nonlinear

This is about circle theorems. someone asap : (