The length of a rectangle is 3 inches more than the width. The area of the rectangle is 70 square inches. Find the dimensions of the rectangle. (Show work please).

What is the average rate of change for this function for the interval from x=2 to x=4 ?

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?