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fiasKO [112]
3 years ago
8

Find the value. Please

Mathematics
1 answer:
IgorC [24]3 years ago
7 0
The cosine ratio is adjacent leg divided by the hypotenuse.
The hypotenuse in a right triangle is the longest side and it is opposite the right angle.
An adjacent leg is the side that has an endpoint that is at the vertex of the angle and the other endpoint is at the vertex of the right angle.

cos A = \frac{12}{20} =  \frac{3*4}{5*4} = \frac{3}{5}
ANSWER: cosA= \frac{3}{5}


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What is the value of x.
notsponge [240]

Answer:

x = 0

Step-by-step explanation:

2x + 161 = x + 46 + 115

Subtract x

x + 161 = 161

Subtract 161

x = 0

8 0
3 years ago
This math I just can't figure out
Elena-2011 [213]

Step-by-step explanation:

Here's the first question and how to solve the second.

So the first business start with 250, that's your b in slope.

y = mx + b

y = mx + 250

Now, they charge 14 an hour so that's your m.

y = 14x + 250

x is the number of hours it takes.

The second business is straight up 22 per hour, so it's just y = mx, where b is 0.

y = 22x VS y = 14x + 250

Try plugging in different numbers and seeing how much it take to level out!

4 0
4 years ago
PLEASE HELP ASAP!! I WILL GIVE OUT BRAINLIEST AND A LOT OF POINTS!!<br> help a bean out .-.
Semmy [17]

The overall balance for year 5 after taxes is $270.68

Step-by-step explanation:

Starting Balance = $1000

Interest gained = 10%

Income tax = 30%

For year 1

Finding 10% interest:

We will find 10% interest of 1000 and add it to the starting balance.

=\frac{10*1000}{100}\\=100

So, interest gained = $100

Overall Balance = 1000+100 = $1100

30% tax

30%of 1100

=\frac{30*1100}{100}\\=330

30% tax is $330

The tax paid is deducted from the balance

Overall balance after taxes = 1100-330 =$770

Year 2

Finding 10% interest:

We will find 10% interest of $770 as balance is $770 after tax deduction  

=\frac{10*770}{100}\\=77

So, interest gained = $77

Overall Balance = 770+77 = $847

30% tax

30%of 847

=\frac{30*847}{100}\\=254.1

30% tax is $254.1

The tax paid is deducted from the balance

Overall balance after taxes = 847-254.1 =$592.9

For year 3

Finding 10% interest:

We will find 10% interest of $592.9 as balance is $592.9 after tax deduction  

=\frac{10*592.9}{100}\\=59.29

So, interest gained = $59.29

Overall Balance = 592.9+59.29= $652.19

30% tax

30%of 652.19

=\frac{30*652.19}{100}\\=195.657

30% tax is $195.65

The tax paid is deducted from the balance

Overall balance after taxes = 652.19-195.65 =$456.53

For Year 4

Finding 10% interest:

We will find 10% interest of $456.53 as balance is $456.53 after tax deduction  

=\frac{10*456.53}{100}\\=45.65

So, interest gained = $45.65

Overall Balance = 456.53+45.65= $502.18

30% tax

30%of 502.18

=\frac{30*502.18}{100}\\=150.65

30% tax is $150.65

The tax paid is deducted from the balance

Overall balance after taxes = 502.18-150.65 =$351.53

Year 5

Finding 10% interest:

We will find 10% interest of $351.53 as balance is $351.53 after tax deduction  

=\frac{10*351.53}{100}\\=35.15

So, interest gained = $35.15

Overall Balance = 351.53+35.15= $386.68

30% tax

30%of 386.68

=\frac{30*386.68}{100}\\=116.00

30% tax is $116.00

The tax paid is deducted from the balance

Overall balance after taxes = 386.68-116 =$270.68

So, overall balance for year 5 after taxes is $270.68

Keywords: Interest, Taxes

Learn more about interest at:

  • brainly.com/question/3614284
  • brainly.com/question/8280736
  • brainly.com/question/12773544

#learnwithBrainly

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3 years ago
Which of the following describes how to graph the line whose equation is y = 2/3x - 1?
pshichka [43]
You didnt write down the answers
5 0
4 years ago
Find all the real square roots of –(9/16)
beks73 [17]
We are asked t determine the real square root of -(9/16). the square root of a negative number is an imaginary number hence the answer to this problem is A. no real root. If this number is a positive number, then the answer would have been +-3/4
7 0
4 years ago
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