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 :)~
Answer:
B) 2+410=946
Step-by-step explanation:
Because the question is asking to add and b is the only one with a + sign.
5*10, 25*2, 10*5, 50/5 times 50/10. Sorry use these for right now gtg
7x + 1 = x + 7
7(1) + 1 = 8
1 + 7 = 8
If you substitute 1 for x, the statement is true. Therefore, x = 1.