Find the volume of each pyramid. Round to the nearest tenth if necessary.

Don't worry about the other stuff above the question. It has nothing to with the 2 questions below themselves.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

How does reflecting or rotating a figure change the interior angles of the figure?

Abcd is reflected across the x- axis, then rotated 90 clockwise about the orgin, and finally reflected across the line y= x to form a’ b’ c’ .