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Mandarinka [93]
3 years ago
7

Select the correct answer from each drop-down menu.

Mathematics
2 answers:
Montano1993 [528]3 years ago
8 0

Answer:

squares of each side 1 m makes a square of side. 5 km. Solution: 2,50, ... Area of school playground is 160 m × 80 m = 12800 m2 ... Area of circular garden with diameter 8 m is.

Step-by-step explanation:

kotegsom [21]3 years ago
4 0

Answer:

Get the perimeter of the each shape and add it all up to get the total fencing material required.

2 square flower beds = 2 x 4a = 8a

1 rectangular play ground = 2l + 2w 

total fencing material = 8a + 2l + 2w

Step-by-step explanation:

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A hovercraft takes off from a platform. Its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=?
tangare [24]

Answer: 5 seconds

<u>Step-by-step explanation:</u>

Maximum height is the y-value of the vertex. The number of seconds at maximum height is the x-value (aka axis of symmetry).

h(x) = -2x² + 20x + 48

      a=-2    b=20   c=48

Axis of symmetry: x = \frac{-b}{2a}

                                 = \frac{-20}{2(-2)}

                                 = \frac{-20}{-4}

                                 = 5

     

8 0
3 years ago
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Kamila [148]
Correct the answer is -55
4 0
2 years ago
276,486 + 5,616 + 23,362
Murrr4er [49]

Answer:


Step-by-step explanation:305,464


8 0
2 years ago
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A stock market fell 75 points over a period of 5 days. What was the average change in the stock market each day?​
seropon [69]

Answer:

15 points

Step-by-step explanation:

Divide the 75 points by the five days to find the average points lost per day.

75 points / 5 days = 15 points per day

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Find the exponent. If 10n= 100, then n=
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Step-by-step explanation:

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