SAT Math 1.
The three-dimensional figure represented above consists of rectangular and triangle faces. Each rectangular face has a length of 15 and each triangle has the side lengths of 3, 4, and 5. What is the total surface area of the figure? 2.
If the rectangular box with no lid shown above need to be painted inside and outside, what is the area (in square centimeters) for painting? 3.
For the rectangular box in the figure above, what is the total area of its surface? 4. The edges of a rectangular solid have length 3, 4, and 7. If the rectangular solid is cut into two smaller equal rectangular solids, what is the smallest possible total surface area of a smaller rectangular solid? 5. The edges of a rectangular solid have length 2, 3, and 4. If the rectangular solid is cut into two smaller rectangular solids with equal volume, and T is the total surface area of the two solids together, what is the smallest possible value of T? |