The length of a rectangle is 7/10 feet and it's width is 1/5 feet. What is it's perimeter?
1 answer:
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What would make finding the answer a bit easier, is converting them into improper fractions. You would turn that first fraction to 
and the second fraction to 
. (You are dividing a negative by a negative, therefore, your answer would be a positive.
Let's follow the procedure of keeping, switching, and flipping. You keep the first improper fraction, switch the division sign to a multiplication sign, and flip the second fraction. That would make it : ×
.
You multiply the 9 and the 2, you get 18. You multiply the 3 and the 4, you get 12. That makes it
. This, converted to a mixed fraction, makes 1
., which is the same as 1
. Your answer is the SECOND CHOICE.
Let's follow the procedure of keeping, switching, and flipping. You keep the first improper fraction, switch the division sign to a multiplication sign, and flip the second fraction. That would make it :
You multiply the 9 and the 2, you get 18. You multiply the 3 and the 4, you get 12. That makes it
