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solong [7]
3 years ago
9

Use graph coloring to find the minimum number of colors needed to color the graph.

Mathematics
1 answer:
sammy [17]3 years ago
4 0

Option A: The minimum number of colors needed to color the graph is 2

Explanation:

Given that ABCDEF is a graph with 6 vertices.

We need to determine the minimum number of colors needed to color the graph with 6 vertices.

To determine the minimum number of colors for the graph, let us use the chromatic number.

The chromatic number is the minimum number of colors that is required to color the graph in such a way that no two adjacent vertices must have the same color.

According to the chromatic number, if the graph with even number of vertices, then its chromatic number is 2.

Since, ABCDEF is a graph with 6 vertices, then the minimum number of color needed to color the graph is 2.

Therefore, the minimum number of colors needed to color the graph is 2.

Hence, Option A is the correct answer.

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7
elixir [45]

The area of the track will be 78501 m². The area of the track is equal to the area of the circle.

<h3>What is the area?</h3>

The space filled by a flat form or the surface of an item is known as the area.

The number of unit squares that cover the surface of a closed-form is the figure's area. Square meters and other similar units are used to measure area.

The area of the track is found as;

\rm A=\frac{\pi}{4} d^2 \\\\ \rm A=\frac{3.14}{4} (100)^2 \\\\ A=7850 \ m^2

Hence, the area of the track will be 78501 m².

To learn more about the area, refer to the link;

brainly.com/question/11952845

#SPJ1

8 0
2 years ago
PLEASE HELP PLEASE PLEASE PLEASE
Ne4ueva [31]

13% of the time yet it is a great day

7 0
3 years ago
How can I find the volume of L shape blocks
Anvisha [2.4K]
The formula for volume is length multiplied by width multiplied by height
I hope this helps sorry if it doesn't :)
8 0
3 years ago
What is the answer to 18 divided by parentheses 5-2 parentheses
deff fn [24]
18÷(5-2)

18÷3

6 is the answer
6 0
3 years ago
SOMEONE PLZZZ HELP ME THIS IS DUE IN LIKE 5 MINS (I WILL MARK BRAINLIEST)
andrew-mc [135]

Answer:

1) x = 8

2) ∠RPS = 36°

Step-by-step explanation:

<u>GIVEN :-</u>

  • ∠QPS = 180°
  • ∠QPR = 7x + 88
  • ∠RPS = 3x + 12

<u>TO FIND :-</u>

  1. Value of x
  2. Measure of ∠RPS

<u>FACTS TO KNOW BEFORE SOLVING :-</u>

In a straight line , if there are two angles such that their sum is equal to straight angle (or 180° in other words) , then those angles are known as linear pair.

<u>PROCEDURE :-</u>

1)

Measure of ∠QPS = 180° and it comprises of ∠QPR & ∠RPS.

⇒ ∠QPR & ∠RPS are linear pair.

⇒ ∠QPR + ∠RPS = 180°

⇒ 7x + 88 + 3x + 12 = 180°

⇒ 10x + 100 = 180

⇒ 10x = 180 - 100 = 80

⇒ x = 80/10 = 8

2)

x = 8. So,

∠RPS = 3×8 + 12 = 24 + 12 = 36°

8 0
3 years ago
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