Identify the values of the variables. Give your answers in the simplest radical form.

Identify The Values Of The Variables. Give Your Answers In The Simplest Radical Form.

Answers

Answer 1

Answer/Step-by-step explanation:

✔️Find k:

Reference angle = 60°

Hypotenuse = k

Opposite = 9

Therefore, using trigonometric ratio, we have:

[tex] sin(60) = \frac{9}{k} [/tex]

Multiply both sides by k

[tex] k*sin(60) = 9 [/tex]

Divide both sides by sin(60)

[tex] k = \frac{9}{sin(60)} [/tex]

[tex] k = \frac{9}{\frac{\sqrt{3}}{2}} [/tex]

[tex] k = 9*\frac{2}{\sqrt{3}} [/tex]

[tex] k = \frac{18}{\sqrt{3}} [/tex]

Rationalize

[tex] k = \frac{18*\sqrt{3}}{\sqrt{3}*\sqrt{3}} [/tex]

[tex] k = \frac{18\sqrt{3}}{3} [/tex]

[tex] k = 6\sqrt{3} [/tex]

✔️Find f:

Reference angle = 60°

Opposite = 9

Adjacent = f

Therefore, using trigonometric ratio, we have:

[tex] tan(60) = \frac{9}{f} [/tex]

Multiply both sides by f

[tex] f*tan(60) = 9 [/tex]

Divide both sides by tan(60)

[tex] f = \frac{9}{tan(60)} [/tex]

[tex] k = \frac{9}{\sqrt{3}} [/tex]

Rationalize

[tex] k = \frac{9*\sqrt{3}}{\sqrt{3}*\sqrt{3}} [/tex]

[tex] k = \frac{9\sqrt{3}}{3} [/tex]

[tex] k = 3\sqrt{3} [/tex]


Related Questions

show equation has a slope of -3 and a y-intercept of 8

Answers

Answer:

y=-3x+8

Step-by-step explanation:

Solve for a: b − 2a = c

Answers

Answer:

[tex]a=-\frac{c-b}{2}[/tex]

Step-by-step explanation:

Solving for the variable [tex]a[/tex], given that :

[tex]b-2a=c[/tex]

We can first start start by subtracting [tex]b[/tex] from both sides of the equation:

[tex]-2a=c-b[/tex]

Now, we can divide both sides of the equation by the coefficient of [tex]a[/tex], which would be [tex]-2[/tex]:

[tex]a=\frac{c}{-2}-\frac{b}{-2}[/tex]

Applying the fraction rule [tex]\frac{a}{c}\pm\frac{b}{c} =\frac{a\pm b}{c}[/tex]:

[tex]a=\frac{c-b}{-2}[/tex]

Then, apply the fraction rule [tex]\frac{a}{-b} =-\frac{a}{b}[/tex]

[tex]a=-\frac{c-b}{2}[/tex]

: Discuss the continuity of the function f(x)=xtan(1/x) at x = 0 given that x≠0 and f(0)=0.

Answers

Answer:

Left hand Limit = Right Hand Limit = f(a)

it is a continuous function.

Step-by-step explanation:

Solution:

In order to find out the continuity of the function, we need to keep in mind following things:

Left hand Limit = Right Hand Limit = f(a)

Where, f(x) = exists and f(a) = defined.

Data Given:

f(x) = x tan(1/x)   x [tex]\neq[/tex] 0 (this function is used when x > 0  and x<0)

f(x) = 0 when x = 0

First we have to check the Left hand Limit.

L.H.L = f(0-h) (x<0)

Lim[tex]_{x-->0^{-} }[/tex] f(x)

Lim[tex]_{x-->0^{-} }[/tex] x tan (1/x)

Put x = 0-h

Lim[tex]_{x-->0^{-} }[/tex] (0-h) tan (1/(0-h))

Lim[tex]_{x-->0^{-} }[/tex]  h tan (1/h)

Putting h = 0

(0) x  (tan(1/0)))

As we know, for tanx value is a finitely oscillatory between -∞ to +∞  

Hence, 0 x finite number then,

L.H.L = 0

Similarly,

R.H.L = f(0+h)

Lim[tex]_{x-->0^{+} }[/tex] (0+h) tan (1/(0+h))

Lim[tex]_{x-->0^{+} }[/tex] (h) tan (1/(h))

R.H.L = 0

Now, as we know, when x = 0

f(x) = 0

f(0) = 0

Left hand Limit = Right Hand Limit = f(a)

Hence, it is a continuous function.

4. a. Write a story to represent the equation 15 ÷ 1/9 : _______. Solve the equation and complete the story.
b. What multiplication equation shows that your division is correct?_________________________. This is due tomorrow. I need your help.

Answers

Answer:

4555

Step-by-step explanation:

32233x222213456765x345665434565

A scuba diver was at a depth of −8012 feet. How many feet did the scuba diver ascend if the diver traveled to the surface of the ocean?

Answers

The scuba diver ascended 8012 feet

The scuba driver traveled to the sea level which is 8012  feet

what is sea level?

Sea level is measured in relation to the adjacent land. Just like the ocean, the elevation of land may rise and fall over time. For example, the tremendous weight of a glacier on land pushes the land down, closer to sea level. And the sea level at the surface of the ocean is considered to be zero.

Given here, he dived to a depth -8012 feet so he has to ascend again         by + 8012 feet to reach the surface of the ocean .

Hence, he traveled 8012 feet.

Learn more about the sea level here:

https://brainly.com/question/28229060

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(((please answer asap!!))).

Answers

25 gallons!have a nice day

Answer:

25 gallons of water

Step-by-step explanation:

1 minute= 2.5 gallons

10 minutes = 2.5 x 10

= 25 gallons

HELP
Given the equation,
y = 1/3x - 4, what is the slope and the y-intercept?

m= 4 and b= 1/3

m= -4 and b=1/3

m= 1/3 and b= 4

m= 1/3 and b= -4

Answers

Answer:

m = 1/3 and b = - 4

Step-by-step explanation:

The equation already gives the answer as the equation is in slope-intercept form.

[tex]y = mx + b[/tex]

Where m = slope and b = y-intercept.

From the equation —

[tex]y = \frac{1}{3} x - 4 \\ m = \frac{1}{ 3} \\ b = - 4[/tex]

Therefore, our slope is 1/3 and y-intercept is - 4.

what is the measurement of 40.382052 degrees in minutes, degrees and seconds

Answers

40 degrees
22 minutes
55.39 seconds

Answer:

40 degrees

22 min's

55.39 sec's

Step-by-step explanation:

How do i do these problems? please answer what you can

Answers

Answer:

5)85+63=148

180 is how much a reingle add up to so you do

180-148=32

x=32

6)the right angle means 90°

so 90+61=151

180-151=29

x=29

hope it helps

Write an expression to match each phrase.
the quotient of 4 and e

Answers

Answer:

When you divide one number by another, the result is called the quotient. This is true for rational expressions too! When you divide one rational expression by another, the result is called the quotient.

You are taking a test in math. There are 20 questions and 30 minutes.

How many questions do you have for 12 minutes?
______questions

How much time do you have for 15 questions?
_________minutes

How much time do you have for 5 questions?
________minutes

Answers

Answer:

8, 10, 3.3333

Step-by-step explanation:

look at the picture for an explanation,

use the same method for all 3

triangle abc is an isosceles triangle in which ab=ac what is the perimeter of abc

Answers

Its aa-ad
I kongres mi milk IN fridge

Answer:

C. 10 + squareroot10 units

Step-by-step explanation:

WILL DO ABSOLUTELY ANYTHING FOR THIS ONE HELP ASAP TIMES

Answers

9514 1404 393

Answer:

  A)  -1 < x < 0

Step-by-step explanation:

The horizontal line that is the x-axis is also the line y = 0. The curve is above that line when x < 0, and when x > 3.6.

The only interval that overlaps either of these regions is ...

  (A)  -1 < x < 0

Keshon's mother drives Keshon to his grandmother's house to visit. First she drives 60 minutes at a constant speed of 40 mph. Then they reach the highway. She speeds up and drives for another 30 minutes at a constant speed of 70 miles mph

1) How long did the trip take?

2) How far did Keshon and his mother drive together?

Answers

Answer:

60+40+30+70=200 this an answer of a and B is 200

Answer:

A. 60+40+30+70=200

B. 200

Step-by-step explanation:

Hope this helps have an amazing day/month/year!

Determine whether the given statement is true or false.
13 € {1, 2, 3,..., 23}
Choose the correct answer below.
O True
False

Answers

Answer:

true, because 13 is belong to 1 to 23 between number so,

PLZ I NEED ANSWERS. THIS IS MIDDLE SCHOOL LEVEL NOT COLLEGE

Answers

Use math/way but replace the question marks with variables like x, y, z, trust me it works so well
Hope this helps you

Devi rides the bus to her grandmother's house every day. She tracked how many minutes the bus rides took for one week: 24 32 25 24 30 30 24 calculate the mean, median, range, and mid range of the bus ride times for a week

Answers

Answer:

Mean: 27

Median: 25

Range: 8

Mid Range: 28

Step-by-step explanation:

The value of mean, median, range and mid range will be 27 , 24 , 8 and 28 respectively.

It is given that the time in minutes for which Devi rides the bus in a week is 24, 32, 25, 24, 30, 30, 24.

We have to find out the value of mean, median, range and mid range.

What is mean of numbers ?

The mean of numbers is the ratio of sum of all numbers to the total no. of numbers.

As per the question ;

The time in minutes for which Devi rides the bus in a week is ;

24, 32, 25, 24, 30, 30, 24.

So ;

The mean will be ;

= [tex]\frac{24 + 32 + 25 + 24 + 30 + 30 +24}{7}[/tex]

= [tex]\frac{189}{7}[/tex]

= 27

and

We know that when n is odd number then ; Median is  ;

= [tex]\frac{n+1}{2}th[/tex]  term

= [tex]\frac{8}{2}th[/tex] term

= 4th term

=  24

and

Range will be ;

= largest number - smallest number

= 32 - 24

= 8

and

Mid range will be ;

=  (largest number + smallest number) / 2

= [tex]\frac{32 + 24}{2}[/tex]

= 56 / 2

= 28

Thus , the value of mean, median, range and mid range will be 27 , 24 , 8 and 28 respectively.

To learn more about mean, median, range and mid range click here ;

https://brainly.com/question/24923634

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What is 147.5% as a decimal?

Answers

Answer:

1.475

Step-by-step explanation:

When we have a percentage and want to convert it to the decimal, we want to move the decimal 2 places to the left (away from the percentage) or divide by 100.

147.5/100 = 1.475

Find the 37th term of the arithmetic sequence: -38,-8,22,52

Answers

Answer:

1042

Step-by-step explanation:

-38,-8,22,52

The common difference is 52 - 22 = 30

a_1 = -38

a_2 = -38 + 30

a_3 = -38 + 2 * 30

a_4 = -38 + 3 * 30     (notice that the common difference is multiplied by 1 less than the term number)

a_n = -38 + (n - 1)30      (since the term number is n, we multiply the common difference by n - 1)

a_n = -38 + 30(n - 1)

a_37 = -38 + 30(37 - 1)

a_37 = 1042

Companies A and B produce phone chargers. Company A makes 15 phone chargers when Company B makes 20 phone chargers. When Company A makes 30 phone chargers, how many phone chargers does Company B make? Write your answers in the blanks.

Answers

Answer:

40

Step-by-step explanation:

Evaluate the expression (25)=​

Answers

Answer:

?? im really confused sorry i dont think you finished the question

A cabinetmaker is asked to build a cabinet with dimensions of 8 inches wide by 14 inches long by 40 inches tall. He is then asked to reduce the size of the cabinet by a scale factor of 3/4. What are the new dimensions of the cabinet?

Answers

Answer:

6 inches by 10 1/2 inches by 30 inches

Step-by-step explanation: To find this answer you have to multiply the old dimensions by the scale factor which is 3/4. You would do 8 times 3/4 which is 6 inches. Then 14 inches times 3/4 which is 10 1/2. And then 40 inches times 3/4 and that answer is 30 inches. Those are the new dimensions for the cabinet.

g(x) = 2x² +16x+35
(a) Write the equation in the form g (x)= a (x - h)2 + k.

Answers

Answer:

The equation   g(x) = 2(x+4)² +3

 (h,k) = (-4,3) and a = 2

Step-by-step explanation:

Step(i):-

Given equation  g(x) = 2 x² + 16 x +35

                          g(x) = 2(x² +8 x ) +35

                         g(x) = 2(x² +2(4) (x ) +(4)² -(4)²)+35

we know that (a+b)² = a²+2ab+b²

Step(ii):-

                        g(x) = 2( x+4)² - 2(16) +35

               ⇒    g(x) = 2(x+4)²  - 32 +35

              ⇒     g(x) = 2(x+4)² +3

comparing     g(x) = a (x-h)² +k

         (h,k) = (-4,3) and a = 2

Final answer:-

The equation   g(x) = 2(x+4)² +3

 (h,k) = (-4,3) and a = 2

cos ( 3 x )

sin ( 3 x )

tan ( 3 x )

If the measure of ABC is 57º, what is the measure of AB?

Answers

Answer:

114°

Step-by-step explanation:

The measure of an arc is double the measure of the angle between the chord and the tangent line.

20. (01.03 MC)
What is the simplified expression
? (1 point)

Answers

Answer:

[tex]\displaystyle 3^2[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Exponential Rule [Multiplying]: [tex]\displaystyle b^m \cdot b^n = b^{m + n}[/tex]Exponential Rule [Dividing]: [tex]\displaystyle \frac{b^m}{b^n} = b^{m - n}[/tex]

Step-by-step explanation:

Step 1: Define

[tex]\displaystyle \frac{3^3 \cdot 3^3}{3^4}[/tex]

Step 2: Simplify

[ER] Multiply:                    [tex]\displaystyle \frac{3^{3+3}}{3^4}[/tex]Add Exponents:               [tex]\displaystyle \frac{3^6}{3^4}[/tex][ER] Divide:                      [tex]\displaystyle 3^{6 - 4}[/tex]Subtract Exponents:       [tex]\displaystyle 3^2[/tex]

30-60-90 please help me find the long side and short side Urgent

Answers

Answer:

just download conects

Step-by-step explanation:

High School Advice Situation:
I am in Engineering 1 rn and I am a freshman and my semester 1 grade is a C and I am struggling, so I am thinking of withdrawing from my elective and go to a different elective which I know I can get an A+ in, but should I, because when I withdrawal I think it shows as an F. Help Please!

Answers

Step-by-step explanation:

Which do you enjoy the most?

in the problem find m<1​

Answers

Answer:

m∠1 = 124°

Step-by-step explanation:

If this is the case then m∠1 and m∠2 are congruent to each other with the same angle in which m∠2 is also 124°, if m∠3 is said to be 56°.  Also, a straight angle has to equal to 180° in which the first angle is classified as obtuse.

pls help i don’t get it , ill mark brainlist

Answers

Answer:

2 Radical 50

Step-by-step explanation:

Now we need to reduce the 100,since 2 is not reducible its automatically goes outside the radical. To reduce the 100 we can multiply 50 times 2.You can see now that the 2 in the radical is also not reducible so that also has to go outside the radical. When you get two numbers that are alike you don't necessarily combine them but only use one of them.

What is the value of 4 + 23. 3? Show your work.​

Answers

Answer:

27.3

Step-by-step explanation:

    4

  23.3  +

  27.3

You can align the numbers over each other and simply add them.

4+ 23.3 = 27.4


23.3
+ 4
————-
27.3


You drop the 2 and the three and add 3+4
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