Answer:
A. 30
Step-by-step explanation:
The interquartile range for a box and whiskers plot, is the value from the right side of the box minus the value of the left side of the box.
In this case at the far right side of the box it is at 130, at the far left side of the box it is at 100.
130-100=30
The absolute value of an given number is always positive. So, when adding two to any positive number will always be greater than the number by itself.
Which part do you need help on?
Answer:

Step-by-step explanation:
we know that the circumference is equal to

we have

substitute


Answer: 7740
Step-by-step explanation: take 180(n-45) and n represents the sides