put the decimal in the multiplication problem in the exact same point under the line then multiply as normal and you should get 152.6 meaning $152.60
F(-1) is the inverses of an equation so plug in y for x.
No, Chloe didn't cut the correct amount of fabric, because she needs 0.1125 extra fabric to account for error, as an extra 15% of 0.75 yards of fabric
Estimation is a quick way to get an approximate result. If all you need is an idea of what the product is, then estimation may be helpful.
Answer:
Radius of sprinkler=18 ft
Area of watered region=2×3.14×18
=111.24 ft^2
