Answer:
cos -60° = ,
cos 660° =
Step-by-step explanation:
hope it helps
Find the percent of change. Round to the nearest whole percent & state whether the percent of change is an increase or a dec
1 answer:
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Answer:
The average distance of each observation from the mean is 0.
Step-by-step explanation:
We are given the following in the question:
$7, $20, $9, $35, $12, $15, $7, $10, $20, $25
Formula:
Difference from the mean value of each term:
-9, 4, -7, 19, -4, -1, -9, -6, 4, 9
Average distances =
Thus, the average distance of each observation from the mean is 0.
we know there are 180° in π radians, how many degrees then in -3π/10 radians?