1) A piece of hardware is constructed by drilling a
cylindrical hole through a right prism with a
square base that measures 20mm on each side.
The hole is 35mm long, as shown in the diagram.
Determine the volumne of the remaining material
after the hole was drilled. Round your answer to
the nearest mm.
35 mm
20 mm

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?