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LekaFEV [45]
2 years ago
15

Find the exact value of each trigonometric function for the given angle θ.

Mathematics
1 answer:
irina [24]2 years ago
3 0

Answer:

[rad] 2.41

Step-by-step explanation:

Since it gave you the point and the angle to find, you simply just have to solve for the inverse of cot. Remember cot is the opposite of tan, so cot is cos/sin. In that case, we plug into the calc (in radians):

cot^-1(-√5/2)

And we should get 2.41 as our answer!

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6r + 7 = 13 + 7r what is r
kumpel [21]

Answer:

6r+7=13+7r

6r+7=7r+13

6r+7−7r=7r+13−7r

−r+7=13

−r+7−7=13−7

−r=6

\frac{-r}{-1} = \frac{6}{-1}

r=−6

Step-by-step explanation:

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3 years ago
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Answer:

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Answer:

y=60° b=60°

Step-by-step explanation:

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in the first one, 30° and 90° have been given.(that small square represent 90°)

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in the second one, the 120° is on the other side of a line, a line has a degree of 180, therefore the interior angle is 60°, the same rule 180°-2*60°=60°

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2 years ago
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What is the value of x?
Mrrafil [7]

Answer:

3

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Triangles with the same shape but different size are proportional. Proportional means that their side lengths form equal ratios. To solve for x, set up a proportion.

The ratios we will create will be \frac{long}{short} =\frac{long}{short} where each long and short are corresponding sides from each triangle.

So write:

\frac{4}{x} =\frac{3}{2.25}

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3 years ago
14 ponds equals how many onces
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One pound is equivalent to 16 ounces.

Thus, multiply 14 pounds with 16 to get the number of ounces.

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~ Padoru

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