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serious [3.7K]
3 years ago
14

Solve for X with an equation

Mathematics
2 answers:
vredina [299]3 years ago
8 0
The sum of the interior angels is 180(n-2). In this case 180(5-2)= 540. So the equation is 540=100+103+4x+(3x+3)+(5x-2). Then solve for x. X=28
loris [4]3 years ago
8 0

Answer:

Equation: 540=(4x)+(3x+3)+100+103+(5x-2)

x=28

Step-by-step explanation:

540° in a 5 sided polygon

so knowing that

540=(4x)+(3x+3)+100+103+(5x-2)

Combine Like Terms

540=(4x+3x+5x)+(3+100+103+−2)

540=12x+204

flip equation

12x+204=540

subtract 204 from both sides

12x=336

divide both sides by 12

x=28

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Find a positive angle less than one revolution around the unit circle that is co-terminal with the given angle: 52pi/5
Ludmilka [50]
We know that
Two angles are said to be co-terminal <span>if they have the same initial side and </span>
<span>the same terminal side. 
</span>
(52π/5)-----> 10.4π<span>
so
</span>(52π/5)-5*2π------> (2π/5)

the answer is
the positive angle less than one revolution around the unit circle that is co-terminal with angle of 52π/5 is 2π/5

7 0
3 years ago
Read 2 more answers
Solve 2x + 4 &gt; 16<br><br>A. x &gt; 10<br><br>B. x &gt; 6<br><br>C. n &lt; 6<br><br>D. x &lt; 10​
Alexandra [31]

Answer:

The answer is B ( X>6 )

Step-by-step explanation:

2x+4= 16

2x = 16 - 4

2x = 12

x = 12/2

x= 6

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8 0
3 years ago
Write down the exact value of:<br> a) cos 90 <br> b) sin 90<br> c) tan 0
viktelen [127]

Answer:

The exact value of

cos90 is 0

sin90 is 1

tan90 is indeterminate.

3 0
3 years ago
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Find the value of Q in the following system so that the solution to the system
lisabon 2012 [21]

Answer:

<h2>Q = -6</h2>

Step-by-step explanation:

If the solution of the system of equations is {(x, y): x - y = 4} - infinitely many solutions, then this system is consistent and dependent.

x - 3y = 4            <em>multiply both sides by 2</em>

2x - 6y = 8

Therefore Q = -6

8 0
3 years ago
At which x-value does the cosine function attain a maximum value?
Liono4ka [1.6K]

9514 1404 393

Answer:

  x = 0

Step-by-step explanation:

It can help to keep a graph of the cosine function in mind. It starts off at its maximum value at x = 0.

7 0
3 years ago
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