The answer would be 3.) 1
Volume is the amount of space inside a 3-dimensional figure. It is measured in cubic units. A cubic centimeter is a cube that is 1 cm wide, 1 cm long, and 1 cm high.
Another way to think of volume is to find the number of unit cubes necessary for building the figure. There is a video about it's called volume of rectangle prism.
Answer:
hope this help
Step-by-step explanation:
sorry..I send pic instead..hope this help
Answer: all of the above all the answer are right