In ABC A=42°C=56° and a = 12. Find c. Round to nearest tenth.

Show Work plzzz!!!

Answers

Answer 1

Answer:

[tex]c=6.8[/tex]

Step-by-step explanation:

Law of Sines

[tex]\frac{sinA}{a}=\frac{sinB}{b}=\frac{sinC}{c}[/tex]

Solve for side c

[tex]\frac{sin(42^\circ)}{12}=\frac{sin(56^\circ)}{c}\\\\ csin(42^\circ)=12sin(56^\circ)\\\\c=\frac{12sin(56^\circ)}{sin(42^\circ)}\\ \\c\approx6.8[/tex]


Related Questions

BRAINLIEST QUESTION ON PIC THANK YOU

Answers

Answer: (1,28), (2,14), (4,7), (-1,-28), (-2,-14), (-4,-7).

Answer:

1, 2, 4, 7, 14,28.

This is because all these numbers are numbers u can multiply to get 28

I have till 6 before she grades all assignments for good please help (putting this w all questions) personally i’m shaking please help ..

Answers

Hi! Refer to the graph attached below

Answer and Step-by-step explanation:

My response is in the image attached below, I hope that this helps. Good luck with your work.

HELP I DONT KNOW THIS ANSWER ANSWER THIS WITH A SERIOUS ANSWER.(multiply choice and i will give brainliest)

Answers

Step-by-step explanation:

60 + 84 + 72 + 96 + 48 = $360

since after buying new pair of skis he had $218.

so,

cost of skis = 360 + 218 = $142

therefore option a is correct!

hope this helps you!

PLEASE HELP!!!!!!!!!

Answers

Step-by-step explanation:

1. sin 21 = x/12

x = 12*.35=4.2

2. cos 56 = 10/x

x = 10/cos 56 = 11.72

3. tan 32 = x/7

x = 7*tan32 = 4.6

4. tan 35 = 5/x

x = 5/tan 35 =10.55

5. tan 61 = 3/x

x = 3/tan 61 = .8

BRAINLIEST TO THE FASTEST AND CORRECT ANSWER PLEASE.

Answers

Answer:

53$

Step-by-step explanation:

I'm an expert trust me and MARK AS BRAINLIEST

What is 410 minus 362

Answers

Answer:

48

Step-by-step explanation: subtraction

There are two bags containing only purple and red marbles.
Bag A has 12 purple marbles and 4 red marbles.
Bag B has 14 purple marbles and 6 red marbles.

A marble is randomly chosen from each bag.
List these events from least likely to most likely.
Event 1: choosing a purple marble from Bag A.
Event 2: choosing a purple or red marble from Bag A.
Event 3: choosing a purple marble from Bag B.
Event 4: choosing a green marble from Bag B.

Answers

Answer:

Event 4, Event 1, Event 3, Event 2

Really sorry if it's wrong!

Have a good day!

Which best describes a cone?

Answers

Answer:A cone is a 3-dimensional solid object that has a circular base and a single vertex

Step-by-step explanation:

dolphinsproduction on insta

Answer:

A cone have a point a the top with a round end which is a circle at the bottom.

What is the measure of the angle indicated?

ANSWER CHOICES

120 Degrees
155 Degrees
85 Degrees
60 Degrees

Answers

That angle is a centeral angle so it is the same measure as the bow in front of it which means it’s 120 degrees either.

Solve for x and y on the regular hexagon ABCDEF.

Formula for the sum of the interior angles: (n - 2) 180

The sum of the exterior angles is always 360 degrees

Answers

Answer:

Step-by-step explanation:

To find: The measure of each exterior angle of a regular hexagon. We know that the number of sides of a hexagon is, n = 6. By the sum of exterior angles formula, Each exterior angle of a regular polygon of n sides = 360° / n.

Find the slope between these two points:
(-5, 8), (-5,-9)

Answers

Answer:

The slope is undefined.

Step-by-step explanation:

The slope of a line is its relationship between its change in verticalness and its change in horizontalness. In layman's terms, we call it rise over run. Slope can be useful for many things: to show how steep a line is, to write a line in slope-intercept form (y = mx + b), etc.

Recall that a line only needs two points to be formed. That's why slope matters so much. With lines, we only care about its steepness and its position on the coordinate plane, so slope knocks out one of those criteria.

One way to find slope is to use the definition of slope, the change in verticalness (y) divided by the change in horizontalness (x):

[tex]m=\frac{y_{2}-y_{1} }{x_{2}-x_{1}}[/tex]

where m is the slope of the line;

and x1, y1, x2, and y2 are coordinates for points (x1, y1) and (x2, y2).

So let's use what we now know to solve the problem.

Since (-5,8) and (-5,9) are two points, they can form a line. So I can say that x1 = -5, y1 = 8, x2 = 5, and y2 = 9. Now, let's plug these numbers into the formula.

[tex]m=\frac{-9-8}{-5-(-5)}[/tex]

[tex]m = \frac{-17}{0}[/tex]

"Wait, what's going on? I thought I can't divide by 0." - You

Yes, exactly. But what we have here is a special case of a line, nothing more. Let me explain.

Lines don't always have a natural number for a slope, like m = 1. There are two special lines that deviate from the norm: horizontal lines and vertical lines.

Horizontal lines have a slope of zero. This is because they change in x, but not in y. So y appears as 0 in the formula: 0/x = 0. That's why horizontal lines have a slope of zero. They are usually written as y = C where C is some constant.

Vertical lines have an undefined slope. We're dealing with this type of line for our problem. They change in y, but not in x. So x appears as 0 in the formula: y/0 = undefined. We simply cannot divide by zero. That's why vertical lines have undefined slopes. They are usually written as x = C where C is some constant.

So there you go. (-5, 8) and (-5, -9) form a vertical line that has an undefined slope. And if you really want to know the equation for this line, it's x = -5.

Find:
Sin N
Cos N
Tan N​

Answers

Answer:

Step-by-step explanation:

sin N = opp/hyp = 5[tex]\sqrt{3}[/tex]/10 = [tex]\sqrt{3}[/tex]/2

cos N = adj/hyp = 5/10 = 1/2

tan N = opp/adj = 5[tex]\sqrt{3}[/tex]/5 = [tex]\sqrt{3}[/tex]

What is the value of a $500 investment with a 9% interest rate that is compounded monthly for 3 years?

HELP OMG BRU

Answers

Answer:

$654.32 (to the nearest cent)

Step-by-step explanation:

Compound interest is based on the principal amount and the interest that accumulates on it in every period.

Monthly Compound Interest formula:

[tex]CI = P(1 + (\frac{r}{n} ))^{nt} - P[/tex]

where:

P = principal amount

r = annual interest rate (as a decimal)

n = frequency or number of times the interest is compounded annually

t = overall tenure in years

So for this problem:

P = 500

r = 9 ÷ 100 = 0.09

n = 12

t = 3

Therefore,  

Compound Interest = [tex]P(1 + (\frac{r}{n} ))^{nt} - P[/tex]

                                = 500 x (1 + (0.09/12))^(12 x 3) - 500

                                = 500 x (1.0075)^36 - 500

                                = 154.3226855

So the value of the $500 investment = principal amount + compound interest

= 500 + 154.3226855

= $654.32 (to the nearest cent)

Graph the line of the equation 5x−2y=0 using its slope and y-intercept

Answers

Y=2.5x
Slope=2.5
Y-intercept=0

i need help with this

Answers

Yeah me too bro, me too

Answer:

greenn paint trust me balls

Find the value of:
[tex] \rm \: \frac{2}{7} \: of \: 1 \: week[/tex]

Answers

Answer:

2 days

Step-by-step explanation:

7 days =1 week

therefore

2/7=2 days

Need help I don’t Leno what to do

Answers

Answer:

[tex]=\sqrt{125} +\sqrt{36+64} \\=5\sqrt{5}+\sqrt{100} \\=5\sqrt{5}+10\\=10+5\sqrt{5}[/tex]

Hence second option is your answer

Step-by-step explanation:

2. Solve the below proportion. Please help me. ​

Answers

32 3t try add it all up maybe it work but that's the answer

Answer:

In direct proportion

2×t=16×3

2t=48

t=48/2

t=24.

What are some question you ask yourself when factoring a polynomial?

Answers

As you start to factor a polynomial, always ask first, “Is there a greatest common factor?” If there is, factor it first. The next thing to consider is the type of polynomial.

Answer:

As you start to factor a polynomial, always ask first, “Is there a greatest common factor?” If there is, factor it first. The next thing to consider is the type of polynomial.

Step-by-step explanation:

This lesson discusses inverses of trig functions. List two actions that are inverses of each other and explain how one action "undoes" the other.

Answers

Two actions that are inverses of each other are cos  and arccos.

What is the trigonometric ratio?

Trigonometric ratios are the ratios of a right triangle's sides. The sine (sin), cosine (cos), and tangent (tan) are three often used trigonometric ratios. There are other trigonometric ratios which are reciprocals of these ratios.

Trigonometric ratios can be computed either using the provided acute angle or by calculating the ratios of the right-angled triangle's sides.

1. Trigonometric function:

 cos (π) = -1

2. Inverse function :

 π = arccos( -1 )  

We can see that the inverse function of "cos" is "arccos" and viceversa

To learn more about trigonometric ratios form the given link

https://brainly.com/question/11967894

#SPJ1

PLEASE ANSWER THIS? WHAT IS EG

Answers

It's the points of the triangle E----------G
They are the twin points

Find the volume of the solid obtained by rotating the region bounded by y=4x and y=2sqrt(x) about the line x=6.

Answers

Check the picture below.

so by graphing those two, we get that little section in gray as you see there, now, x = 6  is a vertical line, so we'll have to put the equations in y-terms and this is a washer, so we'll use the washer method.

[tex]y=4x\implies \cfrac{y}{4}=x\qquad \qquad y=2\sqrt{x}\implies \cfrac{y^2}{4}=x~\hfill \begin{cases} \cfrac{y}{4}=x\\\\ \cfrac{y^2}{4}=x \end{cases}[/tex]

the way I get the radii is by using the "area under the curve" way, namely, I use it to get R² once and again to get r² and using each time the axis of rotation as one of my functions, in this case the axis of rotation will be f(x), and to get R² will use the "farthest from the axis of rotation" radius, and for r² the "closest to the axis of rotation".

[tex]\stackrel{R}{\stackrel{f(x)}{6}-\stackrel{g(x)}{\cfrac{y^2}{4}}}\qquad \qquad \stackrel{r}{\stackrel{f(x)}{6}-\stackrel{g(x)}{\cfrac{y}{4}}}~\hfill \stackrel{R^2}{\left( 6-\cfrac{y^2}{4} \right)^2}-\stackrel{r^2}{\left( 6-\cfrac{y}{4} \right)^2} \\\\\\ \stackrel{\textit{doing a binomial expansion and simplification}}{3y-3y^2-\cfrac{y^2}{16}+\cfrac{y^4}{16}}[/tex]

now, both lines if do an equation on where they meet or where one equals the other, we'd get the values for y = 0 and y = 1, not surprisingly in the picture.

[tex]\displaystyle\pi \int_0^1\left( 3y-3y^2-\cfrac{y^2}{16}+\cfrac{y^4}{16} \right)dy\implies \pi \left( \left. \cfrac{3y^2}{2} \right]_0^1-\left. y^3\cfrac{}{} \right]_0^1-\left. \cfrac{y^3}{48}\right]_0^1+\left. \cfrac{y^5}{80} \right]_0^1 \right) \\\\[-0.35em] ~\dotfill\\\\ ~\hfill \cfrac{59\pi }{120}~\hfill[/tex]

AB + BC = AC
x + 16 + 4x + 11 = 77
5x = 77 - 27
5x = 50
x = 50/5
x = 10
AB = x + 16
AB = 10 + 16
AB = 26

What is the reasoning for each step

Answers

Hey there mate :)

As per question, AB + BC = AC are the sides of a triangle.

=> AB + BC = AC

( AC is hypotenuse and AB and BC are remaining two sides )

=> (x + 16) + (4x + 11) = 77

(These are the given values of each side such as [x+16]=AB ; BC=[4x+11] and AC=77)

=> 5x = 77 - 27

=> 5x = 50

=> x = 50/5

=> x = 10

( Now these above steps are the continuing solving processes of given values)

=> AB = x + 16

(Previously we got value x and now substitute its value)

=> AB = 10 + 16

=> AB = 26

(Now these are the remaining solving processes)

~ Benjemin360

I NEED HELP PLEASE extra points!!!! HELP PLEASEEE MATH

Answers

Answer:

118°

Step-by-step explanation:

<rpq = <vpq = 2x (opp angles are equal)

<rps = 90-2x

7x+54+ 2x+2x+90+90-2x = 360

9x= 180-54=126

x=14

arc sv = 90+2x = 90+28=118°

miranda types at a rate of 48 words per minute. which equation describes how long it will take her to type a 3000 word essay?

Answers

Answer:

3000=48x where x= minutes.

Step-by-step explanation:

Answer:

62.5

Step-by-step explanation:

3000/48 well it would be 62.5 minutes per hour for each 48 words

62.5 x 48=3000

Find the area of the figure below, formed from a triangle and a rectangle, in square millimeters.

A figure is formed from a right triangle and a rectangle. The rectangle is 25 millimeters long and 2 millimeters wide. The legs that make up the right angle of the triangle are 15 millimeters and 20 millimeters. A. 350 square millimeters B. 200 square millimeters C. 175 square millimeters or D. 325 square millimeters

Answers

Answer:

B. 200 mm²

Step-by-step explanation:

The area of a rectangle part of the figure is found using length x width, which in this case is 25 x 2 = 50 mm²

The area of a triangle is found using [tex]\frac{base*height}{2}[/tex]. Since the values given are the legs that make up the right angle, your base and height are 15 mm and 20 mm. This means the area is [tex]\frac{15*20}{2}[/tex], which is 150 mm².

The area of the figure as is whole is 50 + 150, which is 200 mm².

x3 + x2 - 4x + 4 solution

Answers

The answer is 4. X=4 because if you add all them all together your left with 4

What is the domain of the function y=

Answers

Step-by-step explanation:

answer and explanation is pinned

The sum of two numbers is 196. One number is 64 more than the other. Find the numbers.

Answers

Answer:

66,130

I just guessed random numbers until I got 66 and 130.

Answer:

Step-by-step explanation:

Hi there!

Let one of the number be "x" then the next number is x+64.

According to the question,

The sum of two numbers is 196.

i.e x + (x+64) = 196

or, 2x +64 = 196

Subtract 64 from both sides,

2x +64-64 = 196 - 64

2x = 132

Divide both sides by 2,

[tex]\frac{2x}{2}[/tex] = [tex]\frac{132}{2}[/tex]

x = 66

And x+64 = 66+64 = 130

Therefore, the one number was 66 and another was 130.

Hope it helps!

view image below, please help.. thank you!:)

Answers

Answer:

-3 -12 -11

Step-by-step explanation

You need the total when added plus 2 to be less than 1 ,  the graphic is telling you 1 is the highest the answer could be.

Answer:

all of them..

Step-by-step explanation:

-3+2=-1

-12+2=-10

-11+2=-9

-2+2=0

which are all less than 1

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