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Aleonysh [2.5K]
3 years ago
15

Solve and graph (Look at pic.)

Mathematics
1 answer:
madam [21]3 years ago
3 0
5. closed circle going to the left.
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Im going to give 20 points for this question please answer it please
adell [148]
The answer is letter is C. 19.5 Because you divide
3 0
3 years ago
Can someone plzzzzzzzzzzzzzzzzzzzzzzzz help me
Marat540 [252]

9514 1404 393

Answer:

  C.  168°

Step-by-step explanation:

The exterior angle at any vertex of an n-gon will be ...

  360°/n

So a 30-gon will have exterior angles of ...

  360°/30 = 12°

The adjacent interior angle is supplementary to this, so is ...

  180° -12° = 168°

_____

<em>Using the reasonableness test</em>

You know that the interior angles of a square are 90°, and that regular polygons with more sides have larger interior angles. The most any regular polygon's interior angle can be is 180°. The only answer choice between 90° and 180° is the correct choice: 168°.

6 0
2 years ago
The length of a rectangle is 4 cm less than 3 times its width. If the width is x cm, then the length is
Feliz [49]

Answer:

Length: 3w-4

Step-by-step explanation:

Length: 3w-4

Width: W

<em>*You don't have to, but I am currently trying to reach the next level, and all I need is some more brainliest answers. If you think my answer was brainly enough, you can make my answer the brainliest, but no pressure. I just help people for fun! :) Thank you, have a great day!*</em>

6 0
3 years ago
2x + y = 7 y = x + 1 When the expression x+1 is substituted in for y in the first equation, the result is
Charra [1.4K]

2x + y = 7

substitute

2x + (x+1) =7

combine like terms

3x+1 =7

subtract 1 from each side

3x =6

divide by 3

x=2

y = x+1

y =2+1

y=3

Answer: x=2, y=3

6 0
3 years ago
9x+13=10x+15
agasfer [191]

Answer:

the answer is right so idk

Step-by-step explanation:

8 0
2 years ago
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