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KonstantinChe [14]
3 years ago
7

Find the sine of Write your answer in simplified, rationalized form. Do not round. Please help!!!!!

Mathematics
1 answer:
erma4kov [3.2K]3 years ago
6 0

Answer:

Sin (E) = √74/(2√23)

Step-by-step explanation:

Reference Angle = E

Hypotenuse = 2√23

Adjacent = 3√2

Opposite = DC = √(2√23)² - (3√2)²) = √(4*23 - 9*2) = √(92 - 18) = √74 (pythagorean theorem)

Recall SOHCAHTOA.

Thus,

Sin (E) = opp/hyp

Sin (E) = √74/(2√23)

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Evaluate the algebraic<br> expression:<br> Plz answer quick
Andrew [12]

Answer:

7,-5,-11

Step-by-step explanation:

-3(-4)-5=7

-3(0)-5=-5

-3(2)-5=-11

5 0
3 years ago
Under the Declaration of Independence ordinary citizens have the right to do what and why?
Westkost [7]

Answer:

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3 years ago
Emily needs enough Fabric for 3 1/2 hats. Since she has half a hat done. If each bag requires 1 2/7 ft of Fabric, how much fabri
kow [346]

first off let's convert the mixed fractions to improper fractions.

\stackrel{mixed}{3\frac{1}{2}}\implies \cfrac{3\cdot 2+1}{2}\implies \stackrel{improper}{\cfrac{7}{2}} ~\hfill \stackrel{mixed}{1\frac{2}{7}}\implies \cfrac{1\cdot 7+2}{7}\implies \stackrel{improper}{\cfrac{9}{7}}

she already did half a hat, so we can say   \cfrac{7}{2}-\cfrac{1}{2}\implies \cfrac{7-1}{2}\implies 3

so she only needs enough fabric to make 3 more full hats, we know each one uses 9/7 ft, so

3\cdot \cfrac{9}{7}\implies \cfrac{27}{7}\implies 3\frac{6}{7}

5 0
2 years ago
The table shows the results of a survey of 400 random people on whether they like liquid soap, bar soap, or both. A 4-column tab
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Answer: 100/400

<u>Step-by-step explanation:</u>

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3 years ago
Order of operation? 5p^2 = h when p =2 and h = 8
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Given: p=2, h=8

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5(4)=8

20 doesn't equal 8

I did exponents first because it comes before multiplication in the order of opertions.

5 0
3 years ago
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