Answer: whats the question?
Step-by-step explanation:
It's a geometric sequence.

It's the sum for term 4 through term 15.
Answer:

Step-by-step explanation:
The swing of the tip of pendulum is creating an arc. The question is actually asking for the length of this arc. The length of an arc is given by
, where
is the radius of the circle and
is the angle of the arc.
In this problem, we're given:

Substituting given values, we get:

Answer: The mean is 3.5. The range is 7. The median is 3, and finally the mode is 4.
Answer:
C. 20%
Step-by-step explanation:
50*2=100
40*2=80
100-80=20