Area-the amount of space that a 2 dimensional figure takes up
perimeter- the length of the outer edge of a 2 dimensional figure or in other words the length of all sides added up
for area i guess if you were going to build a stop sign you need to know the area of the shape so you know how much metal you need
for perimeter you may need to find the perimeter of a lake to be able to put a walkway around it so you need to know how much sidewalk you need
The probability that in any one sample, two calculators or less will be faulty is; 100%
<h3>Probability and Random sampling</h3>
According to the task content;
- A statement of fact indicates that; 20% of the calculators produced in a factory are faulty.
Hence, it follows that, when a sample of 10 calculators is selected randomly each day, 2 of the calculators are faulty by proportion.
Ultimately, the probability that in any one sample, two calculators or less will be faulty is; 100%.
Read more on probability and Random sampling;
brainly.com/question/25403659
Answer:

Step-by-step explanation:
We need to find 
We know that √-1 = i
Adding -49 and -4 and solving

Since 53 is not a perfect square so our answer is:

Answer:
2. 9, 8+9
3. 17-8=9, 17, 8, 9
4. 13-7=6
Step-by-step explanation:
Answer:
Rectangle and you still have a Golden
Step-by-step explanation:
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