You can estimate 3.9 times 5.3 to 4 times 5 which is 20
so if the answer is around 20, you know that you will have exactly 2 digits before the decimal place
Answer:
Yes
Step-by-step explanation:
Each value only maps out to one value, so that means it is a function.
It's hard to read could you just right the number
Answer: A
Explanation: Area of a rectangle = length * width= 2 * 5n = 10n. So Jenny was correct and Alan was wrong (because the length of the rectangle is not 2n; it is just 2)
Answer:
1 person did as you can see