Math Problem Statement

Find the perimeter of the polygon with the given vertices. Round your answer to the nearest hundredth.

Solution

The image shows a polygon on a coordinate grid, and the question asks to find the perimeter of the polygon using the given vertices. Here's how to solve it:

Steps to Calculate the Perimeter:

  1. Identify the vertices of the polygon: From the image, we can see that the vertices are labeled, and their coordinates can be extracted.

  2. Calculate the distance between each pair of consecutive vertices: This involves using the distance formula: Distance=(x2x1)2+(y2y1)2\text{Distance} = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2} for each pair of consecutive vertices.

  3. Sum all the distances: Adding up all the distances calculated in the previous step will give the perimeter of the polygon.

Let’s extract the coordinates and calculate:

From the image, the coordinates of the polygon vertices appear to be:

  • A=(2,2)A = (2, 2)
  • B=(5,2)B = (5, 2)
  • C=(5,5)C = (5, 5)
  • D=(7,5)D = (7, 5)
  • E=(7,1)E = (7, 1)
  • F=(2,1)F = (2, 1)

Calculate the distances between consecutive points:

  1. ABAB distance: (52)2+(22)2=32+02=9=3\sqrt{(5 - 2)^2 + (2 - 2)^2} = \sqrt{3^2 + 0^2} = \sqrt{9} = 3

  2. BCBC distance: (55)2+(52)2=02+32=9=3\sqrt{(5 - 5)^2 + (5 - 2)^2} = \sqrt{0^2 + 3^2} = \sqrt{9} = 3

  3. CDCD distance: (75)2+(55)2=22+02=4=2\sqrt{(7 - 5)^2 + (5 - 5)^2} = \sqrt{2^2 + 0^2} = \sqrt{4} = 2

  4. DEDE distance: (77)2+(15)2=02+42=16=4\sqrt{(7 - 7)^2 + (1 - 5)^2} = \sqrt{0^2 + 4^2} = \sqrt{16} = 4

  5. EFEF distance: (27)2+(11)2=52+02=25=5\sqrt{(2 - 7)^2 + (1 - 1)^2} = \sqrt{5^2 + 0^2} = \sqrt{25} = 5

  6. FAFA distance: (22)2+(21)2=02+12=1=1\sqrt{(2 - 2)^2 + (2 - 1)^2} = \sqrt{0^2 + 1^2} = \sqrt{1} = 1

Total Perimeter Calculation:

3+3+2+4+5+1=18 units3 + 3 + 2 + 4 + 5 + 1 = 18 \text{ units}

The perimeter of the polygon is 18 units.

Would you like more details or have any other questions?

Related Questions:

  1. What is the general formula for the perimeter of a polygon with nn vertices?
  2. How does the distance formula work in a 3D coordinate system?
  3. Can you calculate the perimeter of a regular polygon given the length of one side?
  4. What are some real-life applications of calculating the perimeter of polygons?
  5. How can you calculate the area of the polygon given these vertices?

Tip:

When working with coordinate grids, always double-check the coordinates you extract from the graph to ensure accuracy in your calculations.

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Math Problem Analysis

Mathematical Concepts

Geometry
Coordinate Geometry
Polygons
Perimeter

Formulas

Distance formula: sqrt((x2 - x1)^2 + (y2 - y1)^2)
Perimeter: Sum of distances between consecutive vertices

Theorems

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Suitable Grade Level

Grades 7-9