Answer: first option
Step-by-step explanation:
The volume of a regular pyramid can be calculated with the following fromula:

Where B is the area of the base of the pyramid and h iis the height of the pyramid.
The base is a square, therefore, its area B is:

You know that the height is 3, therefore, you can substitute these values into the formula.
THerefore, the volume of the pyramid is:


Step-by-step explanation:
Sorry to say, but there is no picture...
The expression represents commutative property of addition
Hope this helps
-AaronWiseIsBae
Clara= 30+45 (75)
Adam = 2x75 (150)
745+5+150=270min