Volume measures three-dimensional space occupied by a shape. Common units include cubic centimeters, meters, inches, and feet. Volume formula: length x width x height for most shapes
Surface area is the total area of all faces of a three-dimensional shape. Prisms have polygonal bases and rectangular faces. Pyramids have polygonal bases and triangular lateral sides
Faces are flat or curved surfaces, edges are meeting lines, vertices are corners. 3D shapes have length, width and depth dimensions. Physical objects help identify and count properties
First Egyptian pyramid built in Saqqara necropolis, northwest of Memphis. Built in 27th century BC for Pharaoh Djoser during Third Dynasty. Djoser ruled for 19 years, allowing pyramid construction to take place
Billy Bones, a former sailor, dies after revealing his sea chest contents. Jim Hawkins discovers treasure map and money in his father's chest. Dr. Livesey discovers map leads to pirate Flint's buried treasure
Egyptian architecture focused on preserving primordial forms and divine relationships. Mud brick and stone were primary building materials. Most structures survived due to flood-protected locations