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VladimirAG [237]
3 years ago
15

Find the measure of . (to the nearest tenth) PLEASE I NEED HELP :((​

Mathematics
1 answer:
Kobotan [32]3 years ago
7 0

Answer:

Step-by-step explanation:

This is classic right triangle trig.  First decide how each side is related to the angle theta.  The side 7.7 is opposite the angle theta, while the side 14 is adjacent.  That is the tangent ratio by definition.  Setting up the tan ratio:

tan\theta=\frac{7.7}{14}

To find a missing angle on your calculator, hit the 2nd button, then the tan button and enter in 7.7/14 and hit enter.  You should get an angle measure of 28.8°

If you did not get 28.8 then you are probably in radians.  Check it in the "mode" of your calculator.

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Tony’s club is selling oranges to raise money. For every box they sell, they get 1 1/8 dollars profit. They have sold 75 boxes a
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1\frac{1}{8} =  \frac{9}{8} = 1.125, 
 \\ 75*1.125= 84.375

84.375 is the profit ALREADY made, so now subtract that from 180 dollars to get
95.625 $ needed, now divide by amount of profit per box...

Answer should be 85 boxes

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2 years ago
Find the slope of this line
asambeis [7]

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5/2

Step-by-step explanation:

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3 years ago
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Please help I will be very grateful for this
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Answer:

____________

the answer is B

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explanation

Factor out the greatest common factor from each group.

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3 years ago
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In ΔXYZ, x = 8.3 meters, y = 9 meters, and z = 15 meters. Find the remaining measurements of the triangle, and round your answer
laila [671]

Answer:

<u>The correct answer is B. ∠X = 28.6°, ∠Y = 31.2°, ∠Z = 120.2°</u>

Step-by-step explanation:

Let's recall that for solving a SSS triangle, we :

1. Use the Law of Cosines first to calculate one of the angles

2. Use The Law of Cosines again to find another angle

3. Finally use angles of a triangle add to 180° to find the last angle.

1. Cos x = (9² + 15² - 8.3²/2 * 9 * 15)

Cos x = (81 + 225 - 68.89/270)

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x = Cos ⁻¹ (0.878)

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3. z = 180 - 31.2 - 28.6

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<u>The correct answer is B. ∠X = 28.6°, ∠Y = 31.2°, ∠Z = 120.2°</u>

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