Represent three-dimensional figures using nets made up of rectangles and triangles and use the nets to find the surface area of these figures. Apply these techniques in the context of solving real-world and mathematical problems.
Sample Practice Questions (3)
1
Marcus is wrapping a gift box that is 10 inches long, 6 inches wide, and 4 inches high. If wrapping paper costs \$0.02 per square inch, what is the minimum cost to wrap the box?
A net for a square pyramid has a square base with side lengths of 6 units. The four triangular faces each have a height (slant height) of 5 units. What is the total surface area of the pyramid?