Judy thought she spent $140 on pet accessories during the year. when she looked at all her receipts, she found she actually spent $112. what was the percent error between the actual amount she spent and her estimate

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Abcd is a square. what is the measure of angle bac