The circle has center O. Its radius is 9 ft, and the central angle a measures 50°. What is the area of the shaded region?
1 answer:
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Answer:
The correct option is D.
Step-by-step explanation:
The linear regression equation is in the form of
Where,
The formula of r is
The values are
Using above formula, we get
Therefore option D is correct.
Answer: 18
Step-by-step explanation:
The least common denominator of and
is going to be a multiple of 9 and 6. Let us list them out:
9: 9, <u>18</u>, 27, 36, 45, 54, 63, 72, 81, 90
6: 6, 12, <u>18</u>, 24, 30, 36, 42, 28, 54, 60
You can see I bolded and underlined 18. Why? This is the first common multiple of 9 and 6 so it is our least common denominator (LCD).