Finding the Volume of Composite Figures
A rectangular prism and a triangular prism. The rectangular prism has a length of 12 meters, width of 30 meters, and height of 10 meters. The triangular prism has a triangular base with base 12 meters and height 4 meters. The prism has a height of 10 meters.

A modern art museum has the dimensions shown in the figure.

What is the total amount of space inside the museum?

square meters