Answer:
Dimensions are 20 + 20 + 40 + 40
Step-by-step explanation:
Answer:
I think the author is meaning to tell you to use your imagination to think about what will happen when you enter. You don’t know until you through it.
Step-by-step explanation:
-(-3)power (n )
n is 1;2;3;4;....
Added all that up and you get 680$
hope this helps