Answer:
C. 430
Step-by-step explanation:
length: 11
weight: 5
height (double of weight): 10
2 * (5 * 11 + 10 * 11 + 10 * 5)= 430
Answer: 3.75 ft
Step-by-step explanation:
30/8=3.75
So since area is A= L*W
8*3.75=30 ft2
<u><em>Answer: </em></u>
<u><em>=31 *The answer shouldn't have a remainder.*</em></u>
Explanation:
Divide by the numbers.


Multiply by the numbers.


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Answer:

Step-by-step explanation:
9^-5 = 9^4 x 9^-9
4-9 = -5