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castortr0y [4]
3 years ago
7

Find ad please help aghhhh due today

Mathematics
2 answers:
Rudiy273 years ago
8 0
<h2><u>Question :-</u></h2>

Find AD.

\sf a. \:  2\sqrt{3}  \: m

\sf b. \: 3 \sqrt{3}  \: m

\sf c. \: 6 \: m

\sf d. \: 6 \sqrt{3}

____________________

<h2><u>Solution :-</u></h2>

<h3><u>Given Information :-</u></h3>

  • ∠DCB = 30°
  • ∠BDC = 90°
  • ∠ABC = 90°
  • BC = 12 m

<h3><u>To Find :-</u></h3>

  • The Length of AD

<h3><u>Calculation :-</u></h3>

Here, Sin θ is 30°

Sin = \bf \frac{perpendicular}{hypotenuse}

Here, θ is 30°

<em><u>Substituting the values, We get, </u></em>

∴ Sin ( 30 ) = \sf \frac{AD}{BC}

<em><u>Substituting the value of BC as 12, We get, </u></em>

⇒ Sin ( 30 ) = \sf \frac{AD}{12}

<em><u>Transposing 12 to Left Hand Side, We get, </u></em>

⇒ Sin ( 30 ) × 12 = AD

<em><u>Calculating further, We get, </u></em>

⇒ AD = 6 m

∴ AD = 6 m

<h3>____________________</h3>

<h2><u>Final Answer :-</u></h2>

The Length of AD is 6 m

<h3>____________________</h3>
Dominik [7]3 years ago
6 0

Answer:

AD = 6m

Step-by-step explanation:

Sin(30) = AD / 12

Sin(30) * 12 = AD

6 = AD

Hope this helps!

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A total of 1,716 selections of the 7 flowers are possible.

Step-by-step explanation:

Step 1:

There are 13 flowers from which Jeanine Baker plans to use 7 of them.

To determine the number of selections that are possible we use combinations.

The formula for combinations is; ^{n} C_{r}=\frac{n !}{(n-r) ! r !}.

Step 2:

In the given formula, n is the total number of options and r is the number of options to be selected.

For this question, n = 13 and r=7.

So ^{13} C_{7}=\frac{13 !}{(13-7) ! 7 !} = \frac{13 !}{(6) ! 7 !} = 1,716.

So a total of 1,716 selections are possible.

3 0
3 years ago
Help ASPP<br><br>-3/5 x = 18 <br>-30<br>-10 4/5<br>10 4/5<br>30​
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Answer:

-30

Step-by-step explanation:

move and divide -3/5 to the right side

-3/5x = 18

x=18÷(-3/5)

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URGENT!: Which property justifies this statement? 
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The answer to that question is
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Consider a uniform distribution from aequals4 to bequals29. ​(a) Find the probability that x lies between 7 and 27. ​(b) Find th
weeeeeb [17]

Answer:

a) 80% probability that x lies between 7 and 27.

b) 28% probability that x lies between 6 and 13.

c) 44% probability that x lies between 9 and 20.

d) 28% probability that x lies between 11 and 18.

Step-by-step explanation:

An uniform probability is a case of probability in which each outcome is equally as likely.

For this situation, we have a lower limit of the distribution that we call a and an upper limit that we call b.

The probability that we find a value x between c and d, in which d is larger than c, is given by the following formula.

P(c \leq x \leq d) = \frac{d - c}{b - a}

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(a) Find the probability that x lies between 7 and 27.

So c = 7, d = 27

P(7 \leq x \leq 27) = \frac{27 - 7}{29 - 4} = 0.8

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​(b) Find the probability that x lies between 6 and 13. ​

So c = 6, d = 13

P(6 \leq x \leq 13) = \frac{13 - 6}{29 - 4} = 0.28

28% probability that x lies between 6 and 13.

(c) Find the probability that x lies between 9 and 20.

​So c = 9, d = 20

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So c = 11, d = 18

P(11 \leq x \leq 18) = \frac{18 - 11}{29 - 4} = 0.28

28% probability that x lies between 11 and 18.

3 0
2 years ago
Rewrite the equation y - 4= 2(x + 4) in slope-intercept form.
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First distribute the 2 through the parenthses on the right side.

So we have y - 4 = 2x + 8.

In slope-intercept form, the y is by itself on the left side.

So we add 4 to isolate the y on the left to get y = 2x + 12.

So in slope-intercept form, our equation is y = 2x + 12.

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