Answer: 
Step-by-step explanation:
Formula: Volume = 
a is the length of the base's edge and h is the height. Since 16 is the length we would square it as it is the length, then we would multiply it by the height which is 20 ft.
<u>Steps: Multiply</u>
Volume = 
= 
= 
~I hope I helped you :)~
235.24 + 45.58 = 280.82
280.82/2 = 140.41
each check was for $140.41
The slope is -1/2x in this case because it is always next to a variable y=mx+b.
Answer: a
Step-by-step explanation: