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Luda [366]
3 years ago
7

If sin theta = -0.7660, which of the following represents an approximate value of tan theta, for 180 degrees < theta < 270

degrees?
Mathematics
2 answers:
k0ka [10]3 years ago
8 0

the answer is c, 1.1916

Ainat [17]3 years ago
6 0
If sin(theta) = - 0.7660 =>  angle theta = inverse sine of - 0.766.

When you plug that into the calculator you get theta  ≈ - 50°.

A negative angle means that it is below from the x-axis and that means that the answer of the calculator is 360° - 50° = 310°.

As you know that the sine function is negative in third and fourth quadrants you have that the angle theta may be 180° + 50° = 230° and 360° - 50 = 310°.

The problem states that the angle is in the third quadrant (180 < theta < 270), so there is only one answer. Theta ≈ 230°.

Which you can verifiy when you calculate sine of 230°.

Answer: 230°.
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Answer:

Step-by-step explanation:

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8 0
3 years ago
Will give brainliest
ehidna [41]

Answer:

25.047 or roughly 25.

Step-by-step explanation:

I solved it wrong the first time then i double check with wolframalpha and got the correct number.

We know that the area of the tile is 18 \sqrt{3} and it makes a triangle, we also know the base and height. In this case the base is 2\sqrt{3}^{x/12} and the height is also given which is \sqrt{3}^{\frac{x}{6} }.

Area of triangle = \frac{bh}{2},

substituting we will end up with  18 \sqrt{3}  =( 2\sqrt{3}^{x/12}  *  \sqrt{3}^{\frac{x}{6} }) / 2

Here is the tricky part \sqrt{x} = x^{\frac{1}{2} }, i totally forgot about that lol.

Simplifying: we will get  18 \sqrt{3} = 3^{\frac{x}{8} }

Now, in order to find the x, we will need to take the log of both sides.

log18\sqrt{3}  = \frac{x}{8} log3

Solving for x we end up getting:

8\frac{log18\sqrt{3} }{log3} = x

where x = 25.047.

To be honest I deserve a nobel prize not a brainliest lol.

Good question bro, take it easy.

5 0
3 years ago
5. Find the value of x to the nearest tenth. Volume of the prism<br> is 576 cm?<br> Volume: 576 cm3
Snezhnost [94]

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In american football, a team can score in the following ways: 2 points for a safety, 3 points for the field goal, 6 points for a
Klio2033 [76]

Answer:

I LOVE FOOTBALL that's what i live FOR.

ps. this is my friend account

Step-by-step explanation:

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