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aleksklad [387]
3 years ago
6

Suppose you are given the coordinates of the vertices of a polygon. What steps could you take to solve a problem involving the p

olygon's area?
Mathematics
2 answers:
Sever21 [200]3 years ago
7 0

Answer:

  • you graph the co-ordinates given the vertices of all the co-ordinates on the x- axis and y- axis .
  • use the co-ordinates to find the length of each side.
  • you can count the boxes in the graph to give the length of each side
  • or look at the coordinates with the same x and y values and subtract to get the length.
  • find the area of the polygon based on the shape if its is a square or rectangle

Step-by-step explanation:

Suppose you are given the coordinates of the vertices of a polygon

  • you graph the co-ordinates given the vertices of all the co-ordinates.
  • use the co-ordinates to find the length of each side.
  • you can count the boxes in the graph to give the length of each side
  • or look at the coordinates with the same x and y values and subtract to get the length.
  • find the area of the polygon based on the shape if its is a square or rectangle
choli [55]3 years ago
4 0
Well,

The first thing you should do is to graph the coordinates.  Once you have graphed the coordinates, you should find the length of each side by using the distance formula given here:

D= \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

You would then proceed to use standard geometry to find the area of the polygon.
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Hunter-Best [27]

Hey there!

These triangles are similar by SAS. This is because the side with a length of 10 is the first side, then the angle is the 90 degree angle created by the perpendicular bisector. And the last side is proportional by a relationship of AG/GB = TG/AG.

Therefore, the triangles are similar by SAS, or option C.

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7 0
3 years ago
The length of a rectangle is three times it's width. The perimeter of the rectangle is 100 inches. What are the dimensions of th
Pavel [41]

Answer:

Dimensions : 37.5 * 12.5

length : 37.5

width : 12.5

Step-by-step explanation:

let x = length and y = width

x = 3y based on info from problem

Perimeter = 2(length + width)

100 = 2(x + y)

substitute 3y for x

100 = 2(3y + y)

100 = 2(4y)

100 = 8y

y = 12.5

x = 3(12.5) = 37.5

4 0
3 years ago
Read 2 more answers
Find all the solutions in there interval (0,2pi) for cos5x=-1/2
oee [108]

Answer:

\frac{2\pi}{15},\frac{4\pi}{15},\frac{8\pi}{15},\frac{2\pi}{3},\frac{14\pi}{15}, \frac{16\pi}{15}, \frac{4\pi}{3},\frac{22\pi}{15}, \frac{26\pi}{15}, \frac{28\pi}{15}

Step-by-step explanation:

Solving trigonometric equations.

We are given a condition and we must find all angles who meet it in the provided interval. Our equation is

cos5x=-\frac{1}{2}

Solving for 5x:

5x=\frac{2\pi}{3}+2n\pi

5x=\frac{4\pi}{3}+2n\pi

The values for x will be

x=\frac{\frac{2\pi}{3}+2n\pi}{5}

x=\frac{\frac{4\pi}{3}+2n\pi}{5}

To find all the solutions, we'll give n values of 0, 1, 2,... until x stops belonging to the interval (0,2\pi)

For n=0

x=\frac{\frac{2\pi}{3}}{5}=\frac{2\pi}{15}

x=\frac{\frac{4\pi}{3}}{5}=\frac{4\pi}{15}

For n=1

x=\frac{\frac{2\pi}{3}+2\pi}{5}=\frac{8\pi}{15}

x=\frac{\frac{4\pi}{3}+2\pi}{5}=\frac{2\pi}{3}

For n=2

x=\frac{\frac{2\pi}{3}+4\pi}{5}=\frac{14\pi}{15}

x=\frac{\frac{4\pi}{3}+4\pi}{5}=\frac{16\pi}{15}

For n=3

x=\frac{\frac{2\pi}{3}+6\pi}{5}=\frac{4\pi}{3}

x=\frac{\frac{4\pi}{3}+6\pi}{5}=\frac{22\pi}{15}

For n=4

x=\frac{\frac{2\pi}{3}+8\pi}{5}=\frac{26\pi}{15}

x=\frac{\frac{4\pi}{3}+8\pi}{5}=\frac{28\pi}{15}

For n=5 we would find values such as  

x=\frac{\frac{2\pi}{3}+10\pi}{5}=\frac{32\pi}{15}

x=\frac{\frac{4\pi}{3}+10\pi}{5}=\frac{34\pi}{15}

which don't lie in the interval (0,2\pi)

The whole set of results is

\frac{2\pi}{15},\frac{4\pi}{15},\frac{8\pi}{15},\frac{2\pi}{3},\frac{14\pi}{15}, \frac{16\pi}{15}, \frac{4\pi}{3},\frac{22\pi}{15}, \frac{26\pi}{15}, \frac{28\pi}{15}

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MAXImum [283]

Answer:

whats the multiply choice

Step-by-step explanation:

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Help!! I’ll mark brainly list but explain
julia-pushkina [17]

Answer:

See below, please.

Step-by-step explanation:

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7 0
3 years ago
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