A laundry detergent box measures 12 inches by 8 inches by 2.5 inches. What is the volume of two boxes of detergent ?
1 answer:
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Answer:
8.9
Step-by-step explanation:
We know that 81 = 9², so √80 will be slightly less than 9. We can get a pretty good estimate by averaging 9 with 80/9. That result is 8.94, so about 8.9.
The attached graph shows that point on a number line.
