Answer:
Step-by-step explanation:
"Best estimate' doesn't happen automaticallly, because you have to define "best" in this context. We could merely round all numbers and work with the results:
For example, starting with the work inside parentheses, we have:
5 5/6 - (1 + 4) = 5 5/6 - 5. We must round 5 5/6 up to 6. Then the "best estimate' is 6 - 5, or just 1.
She forgot the 0 in the middle, which is why she got 192. The correct answer is 1812
Okay, your answer would be 247.5mm² hope that helped
Ok first you have to multiply and get scammed
Answer:
450 foe
Step-by-step explanation:
