A parachutist descends 52 feet in 4 seconds. Express the rate of the parachutists change in height as a unit rate.
1 answer:
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Answer:
Option C is correct.
Step-by-step explanation:
Given the expression:
Using properties of summation:
Using properties of summation in the given expression we have;
=
=
Therefore, the following given expression uses the properties of summation to represents is,
Answer:
The circle's circumference is 6.28 m.
Step-by-step explanation:
We have,
The circle has a radius of 1 meter.
It is required to find the circumference of the circle. The formula of the circumference of circle is given by :
r is radius
So, the circle's circumference is 6.28 m.