HELP ME PLEASE Shannon is planning to make a model of a pyramid for
a geography project. The length of each edge of the
base is 11 in, and the height of each triangular face is
8.4 in. How much cardboard will Shannon need to
make the model pyramide

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

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.

Through non-collinear points there is exactly one plane.