Answer:
The answer is B.
Step-by-step explanation:
FIND LOT AREA:
Area = length * width
A= 18 feet * 45 feet
A= 810 feet squared
FIND # OF YARDS:
1 yard= 3 feet
Divide number of square feet by number of feet per yard.
Yards= 810 ÷ 3
Yards= 270
FIND PRICE OF SOD:
multiply number of yards by price per square yard.
Price= 270 yards * $12/yard
Price= $3,240
ANSWER: Cindy will pay $3,240 to cover the lot with sod.
Hope this helps! :)
For this case we must factor the following expression:
Rewriting the expression:
We factor using the formula of the square difference:
Where:
So:
From the second term we have:
Finally, the factored expression is:
Answer:
