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IgorC [24]
3 years ago
14

A rotating lawn sprinkler sprays water in a circular area of grass. the Diameter of the grass shown is 10 feet. What is the area

of the grass covered by the sprinkler water?
Mathematics
2 answers:
julia-pushkina [17]3 years ago
6 0

Answer:

The area of the grass covered by the sprinkler water is approximately 78.54 feet^2

dedylja [7]3 years ago
3 0

Answer:

78.54 feet

Step-by-step explanation:

10 is the diameter so 5 is the radius,

A = πr2 = π·52 ≈ 78.53982

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The scale on a map is 55 cm: 88 km. If the distance between two cities is 5656 km, how far apart in cm are the two cities on the
Alinara [238K]

Answer:

3,535 cm

Step-by-step explanation:

55cm=88km

Let's make that "one unit" - 55cm=1 unit. How many units are in the distance 5656km?

5656km/88km=64.2727... units.

55cmx64.2727... = 3,534.999 cm (depending on what your teacher requires, we can probably round to 3,535).

Therefore, we know that the two cities are 3,535 cm apart on the map.

6 0
2 years ago
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wel
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4 years ago
(−1) to the power of 3
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3 years ago
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Mental Math
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3 years ago
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#1. Which is equal to z3 8? A. (z - 2)(z^2 - 2z - 4). B. (z + 2)(z^2 - 2z + 4) C.(z - 2)(z^2+ 2z + 4). D. (z + 2)(z^2+ 2z - 4) #
tankabanditka [31]
#1. B
<span>(z * z^2 + z * 2z + z * 4) – (-2 *z^2 – (-2) 2z – (-2) 4)
Z^3 + 2z^2 + 4z – 2z^2 -4z – 8
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</span>
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<span>(x + y)(x + 2)
x^2 + 2x + yx + 2y
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#4. D.
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x^2 + 7x – 7x -49
x^2 + x – 49
x^2 -49
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x = -3

#6. A and B
3 0
4 years ago
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