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Oliga [24]
3 years ago
6

Find the area of the regular polygon

Mathematics
1 answer:
eduard3 years ago
8 0
You also learned the formula for finding the area of any regular polygon if you know the length of one side and the apothem: A = (n × s × a)2 A = ( n × s × a ) 2 , where n is the number of sides, s is the length of one side, and a is the apothem.
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Solve for the angle denoted by the "?". Round to the nearest tenth.
katovenus [111]
<h3>Answer:   35.4</h3>

====================================================

Explanation:

Let x be the reference angle where the question mark is located.

Opposite this angle x is 27. The adjacent side is 38.

Use the tangent ratio to tie the two sides together

tan(angle) = opposite/adjacent

tan(x) = 27/38

x = arctan(27/38)

x = 35.3947958 .... which is approximate

x = 35.4

Be sure that your calculator is in degree mode. The notation "arctan" refers to "arctangent" which is the same as inverse tangent. Your calculator should have a button labeled \tan^{-1} to help compute this.

7 0
3 years ago
Aidan has $150. He wants to buy a book that is
olga_2 [115]

Answer:yes he has enough

Step-by-step explanation:

Markdown: 25% of 180. 25%x180 0.25x180=$45. The markdown is $45 sale price: 180-45=$135. Sales tax:8.25%x135 0.0825x135=11.1375(not rounded)=11.40(rounded) Add: 135+11.1375 to get 146.1375(not rounded)= 146.40(rounded)

8 0
3 years ago
Maxine is buying extra pages for her photo album. Each page holds exactly 8 photos. Sketch a graph to show the maximum number of
erastovalidia [21]
Ok so I can't sketch a graph for you because I don't know how to but i can give a formula that will help you graph it on your own. The equation is y = 8x having x represent the amount of extra pages you want to add. I came to this equation because if 8 photos can fit in each extra page and x represents the the extra pages then 8 photos is the slope for the equation y = mx + b. So if you were to graph this you will get a continuous line because it has no holes.
8 0
4 years ago
Explain why the equation 5x-7=7 has only one solution?<br> NEED ASAP
kotykmax [81]
The answer for this is 2.8
8 0
3 years ago
Please Answer ASAP! Answer MUST include an explanation in order to receive points and the Brainliest answer. Thank you.
miss Akunina [59]
Probablity is (desired outcomes)/(total possible outcomes)

total possible outcomes is 50

find the desired oucomes
les than 10
those ar
1,2,3,4,5,6,7,8,9
9 numbers less than 10

OR
multipule of 12
12,24,36,48
4 of them

9+4=13
13=total possible

13/50
C
7 0
4 years ago
Read 2 more answers
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