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Dvinal [7]
2 years ago
12

What is the reference angle or quadrantal angle of sin330°?

Mathematics
1 answer:
DIA [1.3K]2 years ago
3 0

Answer:

-1/2

Step-by-step explanation:

Exact form:-1/2

Decimal form: -0.5

Hope that helps.

If it is correct please click on the crown (only if my answer is correct)

Thank you

19NBoli

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In a young woman's study group, 7 percent of the students are from the town where the young woman's school is located, 80 percen
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Answer: the percent of study group students from outside the state is 13%

Step-by-step explanation:

The total number of students in the young woman's study group that are from the town where the young woman's school is located is 7%

The total number of students in the young woman's study group that are from in-state (but not from the school's town) is 80%.

Since the rest are from outside the state, the percent of study group students from outside the state would be

100 - (80 + 7) = 100 - 87 = 13%

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Charles wants to find out if the students in foreign language classes spend more time in class speaking in English or in the for
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Work out size of angle x
stiks02 [169]

Answer:

x = 105 degrees.

Step-by-step explanation:

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So angle x = 360 - ( 120 + 135)

= 360 - 255

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Note we use the fomula T = 180( n - 2)  to find total internal angles in an n sided polygon. So for hexagon T = 180(6-2) = 180*4 = 720 so each internal angle in a regular hexagon = 720/6 = 120 degrees.

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