Answer:
1,2, and 5
Step-by-step explanation:
Answer:
or 
Step-by-step explanation:
When we have an exponent that is a negative, it is the same thing as 1 over the positive exponent. So, we move 9^-3 into 1/9^3 and then we evaluate the exponent to get our answer.
Answer:
72feet²
Step-by-step explanation:

<u>Given</u>
- height = 9feet
- base = 8 feet
<u>P</u><u>r</u><u>o</u><u>c</u><u>e</u><u>d</u><u>u</u><u>r</u><u>e</u>
area = 9×8
Area ≈ 72 feet²
Answer:
Add up all the numbers, then divide by how many numbers there are
Step-by-step explanation:
Answer:
Step-by-step explanation: