What is the cross-sectional area of the shaded ring? πb2 – πr2, or π(b2 – r2) πb2 + πr2, or π(b2 + r2) πr2 – πb2, or π(r2 – b2) πr2 + πb2, or 2π(r2 + b2)

The graph shown is the graph of which function?

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2