Answer:
25.12 meters
Step-by-step explanation:
The circumference of a circle is given by
(1)
where:

r is the radius of the circle
In this problem, the parachute has a diameter of 8 meters:
d = 8 m
The radius of a circle is equal to half of its diameter, so the radius of the parachute is:

And therefore, by applying eq.(1) we can find the circumference of the circle:

Answer:
86,400
Step-by-step explanation:
Answer:
We have to reject the null hypothesis because the t-value is greater than the critical value .
Step-by-step explanation:
Answer:
x = 10
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