One side of triangle twice the length of the shortest side and the 3rd side 14 more feet than length of shortest side, find dimensions if perimeter is 154 feet for all 3 sides

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.

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?