Answer:
Perimeter of Triangle:
Step-by-step explanation:
The perimeter is the sum of all of the sides of the triangle.
Hence, the perimeter
Since the perimeter is 90, .
Subtract 15 from both sides:
Divide both sides by 6:
1 answer:
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Using concepts of <u>sample and population</u>, it is found that the sample variance is representative of 362 and 5530 customers ages, option D.
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In sampling, the <u>information is taken from a sample</u>, and is used to <u>estimate it for the whole population</u>.
- In this problem, we have a sample of 362 and a population of 5530 customers.
- The sample variance
is calculated from the sample, and used as an estimate for the population variance. Thus, it can be said that it represents both 362 and 5530 customers, and the correct option is D.
A similar problem is given at brainly.com/question/4086221