Answer:
75% for number 2 i think number 3 is 70%
Answer:
The sprinkler can spread water 18 feet away.
Step-by-step explanation:
We are given the following in the question:
Area formed by watering pattern = 1,017.36 square feet
We have to find the how far the sprinkler spread the water.
The sprinkler covers a circular area. We need to find the radius of this circular area to find the how far the sprinkler spread the water.
Area of circle =

where r is the radius of the circle.
Putting values, we get,

Thus, the sprinkler can spread water 18 feet away.
Answer:
Multiply each equation by the value that makes the coefficients of
x
opposite.
(
−
3
)
⋅
(
2
x
+
5
y
)
=
(
−
3
)
(
20
)
(
2
)
⋅
(
3
x
−
10
y
)
=
(
2
)
(
37
)
Step-by-step explanation:
Answer: The length is 24.5 feet.
Step-by-step explanation:
The formula for the perimeter of a rectangle is P = 2L + 2W.
Plug in the values you know
87 = 2L + 2(19)
Solve for L
87 = 2L + 38
subtract 38 from both sides
49 = 2L
divide both sides by 2
L = 24.5
Answer:
90%
Step-by-step explanation:
18 divided by 20 = .9 witch means 90% of 1