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Ymorist [56]
1 year ago
15

Find the coordinates of p that represent the weighted average of each set of points based on the given conditions

Mathematics
1 answer:
mote1985 [20]1 year ago
5 0

The coordinates that represent the weighted mean of points are given as follows:

(-1.17, -1.58).

<h3>What is the weighted mean?</h3>

The weighted mean is given by the <u>sum of all elements in a data-set multiplied by it's weight, divided by the sum of the weights</u>.

For this problem, the points and weights are given as follows:

  • X(2,0) with a weight of 1.
  • U(-8,-5) with a weight of 2.
  • W(-3, -2.5) with a weight of 4.
  • V(-6,-4) with a weight of 2.
  • Z(8,3) with a weight of 3.

The x-coordinate of the mean is given as follows:

x = (2 x 1 - 8 x 2 - 3 x 4 - 6 x 2 + 8 x 3)/(1 + 2 + 4 + 2 + 3) = -1.17.

The y-coordinate of the mean is given as follows:

x = (0 x 1 - 5 x 2 - 2.5 x 4 - 4 x 2 + 3 x 3)/(1 + 2 + 4 + 2 + 3) = -1.58.

More can be learned about the weighted mean at brainly.com/question/18554478

#SPJ1

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Answer:

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Step-by-step explanation:

The formula of a surface area of a cylinder:

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Substitute:

S.A.\approx90\cdot\dfrac{22}{7}=\dfrac{1980}{7}\approx282.857\ in^2

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