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zavuch27 [327]
3 years ago
11

100 POINTS ANSWER PLEASE URGENT PLEASE DUE IN 8 mins

Mathematics
2 answers:
zysi [14]3 years ago
8 0

Answer:

  1. 83/2
  2. 8.62%
  3. -43/2

Step-by-step explanation:

This is basically like what the brainliest answer did. I just took the given information, plugged it, and recieved the answers.

AnnZ [28]3 years ago
5 0

Answer:

First image: -83/2

Second image: 8.62%

Third image: -43/2

Step-by-step explanation:

See the attachments

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Find the measure of one exterior angle for the following regular polygon.
JulsSmile [24]

Answer:

72º

Step-by-step explanation:

<em>Hey there!</em>

Well the interior of a pentagon's angle is 108º,

so we do,

180 - 108 = 72º

<em>Hope this helps :)</em>

8 0
3 years ago
Read 2 more answers
2/3 x-4 = -2<br><br>A -3 <br>B -4<br>C -9<br>D 3​
Luden [163]

Answer:

i think its d

Step-by-step explanation:

cause i solved it and got the same answer

5 0
3 years ago
WILL MARK BRINLIST Which pairs of angles are congruent because they are vertical angles? Check all that apply. 7373 34 56 21 and
mr Goodwill [35]

Answer:

B, D represent pairs of vertical angles.

___

Other pairs may be congruent, but they are not vertical angles. The lines that look parallel must be assumed to be NOT parallel, because they are not marked in the diagram as being parallel. Thus ∠8 ≠ ∠12, for example.

- sqdancefan

3 0
3 years ago
An Aibo costs $2,899.99. This includes a toy ball, a charging station, and several years of AI cloud service, which helps it lea
ivann1987 [24]

Answer:

See Below

Step-by-step explanation:

The attached graph shows the cumulative costs of owning an AIBO.

$2899.99 (about $2900) includes fixed cost of Toy Ball, Charging Station

Several years of AI cloud service is a variable cost because this is changing and it helps the robot dog "learn". It is going to cost after some time. But how long?

Looking at the cost of an AIBO, we see that until 3 years, the cost line is veyr close to 3000 dollars, we can say 2899.99 dollars. After 3 years, the cost rises with a slope. Now, this is the cost of AI cloud service being IMPOSED after first 3 years of being "free".

Thus,

We can say that service is free for first 3 years. We know by looking at the graph shown.

3 0
3 years ago
You are researching the average emails received per day. You want to know how many employees you should survey if you want to kn
IrinaK [193]

Answer:

The value is  n =29 \ employees

Step-by-step explanation:

Generally the number of employee to survey(sample size) is mathematically represented as

       n = [ \frac{z *  \sigma }{E} ]^2

Here E is the margin of error which is given as E = 47

So substituting 1.645 for z and   155 for  \sigma

     n = [ \frac{1.645 *  155 }{47} ]^2

=>    n =29 \ employees

     

         

5 0
4 years ago
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