This is because the 6 is dropping value due to the denomter of so there it is -3.9
Side AB and side AD are perpendicular because they cross at a ninety degree angle, and the sides are also the same length.
Answer:
Rate
Step-by-step explanation:
When you have two quantities and place one over the other, i.e. miles/hour, you get a rate, such as a rate of change .
