Trigonometry I need number 10 please

Trigonometry I Need Number 10 Please

Answers

Answer 1

Answer:

Step-by-step explanation:

a^2 + 12^2 = 13^2

a^2 + 144 = 169

a^2 = 25

a = 5


Related Questions

Reasoning A salesperson's commission rate is 4%. What is the commission from the sale of $42,000 worth of furnaces? Use pencil and paper. Suppose sales would double. What would be true about the commission? Explain without using any calculations.

Answers

A salesperson's commission rate of 4% means that they receive 4% of the total sales amount as their commission. To calculate the commission from the sale of $42,000 worth of furnaces, we need to multiply the sales amount by the commission rate:

Commission = $42,000 x 0.04 = $1,680

So the salesperson's commission from the sale of $42,000 worth of furnaces would be $1,680.

If sales were to double, the commission would also double. However, this is not the only thing that would be true about the commission. The salesperson would also have to work harder to make those sales, and there may be additional costs associated with selling more furnaces (such as travel expenses, advertising, etc.). Additionally, if the salesperson's commission rate is based on a sliding scale (meaning the commission rate increases as sales increase), then the commission rate itself may change if sales double. Without knowing more about the specifics of the salesperson's commission structure, it's difficult to say exactly what would be true about the commission if sales were to double.

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Which mathematical term is best defined as two lines that intersect each other at 90 ° angles?

Answers

Answer:

Perpendicular

Step-by-step explanation:

solve each system by substitution

solve each system by substitution

Answers

First, what I did was to subtract the 2y to the other side to leave x by itself “x=-1-2y

Now that we have what is x, we can plug our x into the equation above, which is going to look like this 2(-1-2y)+3y=0, then we can start doing some math to get that the value of y=-2.

Once we know the exact value of y, we just plug that into the second equation x+2(-2)=0, then you have to do the math to find that x=3

So the answer is (3,-2)

I hope this helps:))

I’m leaving a pic of my work if that helps you more.
solve each system by substitution

If written backward, the number "fourteen thousand five hundred and ninety-three" would be written as "thirty-nine thousand five hundred forty-one". Correct?

Answers

Answer:

Yes, correct

Step-by-step explanation:

Answer:

14,593 -> 39,541: Correct!

Step-by-step explanation:

suppose that 7 out of 8 dentists recommend mintyfresh toothpaste. from a sample of 170 dentists, how unusual would it be to have more than 153 of them recommend mintyfresh toothpaste?

Answers

Based on the calculations,  it would not be very unusual to have more than 153 dentists recommend mintyfresh toothpaste.

The proportion of dentists who recommend mintyfresh toothpaste is 7/8 = 0.875. The expected number of dentists who recommend mintyfresh toothpaste in a sample of 170 is 170 x 0.875 = 148.75. The standard deviation of the sampling distribution is √(np(1-p)) = √(170 x 0.875 x 0.125) = 4.71.

To find the probability of having more than 153 dentists recommend mintyfresh toothpaste, we calculate the z-score as (153 - 148.75) / 4.71 = 0.91. Using a standard normal distribution table, we find that the probability of having a z-score greater than 0.91 is approximately 0.1826, or 18.26%.

Therefore, it would not be very unusual to have more than 153 dentists recommend mintyfresh toothpaste.

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NEED HELP ASAP!! (25 POINTS)

NEED HELP ASAP!! (25 POINTS)

Answers

Answer:

c

Step-by-step explanation:

i taken this earlier today

a. Write an equation that represents the sum of the angle measures of the triangle. The equation is $=180$=180​ .

Answers

Answer:

$=19$=19

Step-by-step explanation:

What is the quotient? startfraction 2 y squared minus 6 y minus 20 over 4 y 12 endfraction divided by startfraction y squared 5 y 6 over 3 y squared 18 y 27 endfraction startfraction 2 over 3 (y minus 5) endfraction startfraction 3 (y minus 5) over 2 endfraction startfraction (y minus 5) (y 2) squared over 6 (y 3) squared endfraction startfraction 3 (y 5) (y minus 2) over 2 (y 2) endfraction

Answers

The quotient of two fractions, (2y² - 6y - 20)/(4y + 12) and (y² + 5y + 6)/(3y² + 18y + 27), is: 3(y - 5)/2

What is a Quotient?

Quotient can be described as the result you get from dividing a term by another term.

Let's find the quotient of (2y² - 6y - 20)/(4y + 12) and (y² + 5y + 6)/(3y² + 18y + 27)

Quotient = (2y² - 6y - 20)/(4y + 12) ÷ (y² + 5y + 6)/(3y² + 18y + 27)

Change the division sign to multiplication sign and turn the second fraction upside down

(2y² - 6y - 20)/(4y + 12) × (3y² + 18y + 27)/(y² + 5y + 6)

Bringing out the common terms, we would have:

2(y² - 3y - 10)/4(y + 3) × 3(y² + 6y + 9)/(y² + 5y + 6)

Factorize

2(y - 5)(y + 2)/4(y + 3) × 3(y + 3)(y + 3)/(y + 3)(y + 2)

Cancel out common factors

= 3(y - 5)/2

Quotient = 3(y - 5)/2

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Answer:b

Step-by-step explanation:

lol

What is 3 1/4 x 6 1/8

Answers

Answer:

\(\frac{637}{32} or 19\frac{29}{32}\)

Step-by-step explanation:

first you have to put them into improper fractions

\(3\frac{1}{4}\) → \(\frac{13}{4}\)

\(6\frac{1}{8}\) → \(\frac{49}{8}\)

\(\frac{13}{4}*\frac{49}{8}=\frac{637}{32}=19\frac{29}{32}\)

show calculator notation. 2. How much interest will you pay in the 11th year of a $95,000, 5.5%, 25 year mortgage?

Answers

The interest paid in the 11th year of a $95,000 mortgage with a 5.5% interest rate and a 25-year term is approximately $3,638.

This is calculated by first determining the remaining balance after 10 years, which is $64,516. Then, the interest paid for each monthly payment in the 11th year is calculated, and the sum of these monthly interest payments is $3,638.

Here are the steps involved in calculating the interest paid in the 11th year:

Input the loan amount ($95,000), the interest rate (5.5%), and the loan term (25 years) into a mortgage calculator.

Determine the remaining balance after 10 years.

Calculate the monthly payment for the mortgage.

Calculate the interest paid for each monthly payment in the 11th year.

Sum the monthly interest payments to get the total interest paid in the 11th year.

The total interest paid in the 11th year can also be calculated using the following formula:

Interest paid = (Remaining balance × Interest rate) / 12

In this case, the interest paid in the 11th year is:

Interest paid = ($64,516 × 0.055) / 12 = $3,638

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How many triangles can be formed
from two given angle measures and
the length of their included side?
None
One
Two
Infinite number

Answers

Answer:

B. One

Step-by-step explanation:

Since the two angles are already given, the value of the third angle is already fixed. The third angle can be found by the sum of both angles subtracted from 180. Since 2 angles and lengths are already given, there can only be 1 triangle.

Hope this helps!

If not, I am sorry.

can someone please help me it would help a lot

can someone please help me it would help a lot

Answers

2) the answer is b. 56

3) the answer is c. 48 - not sure

4) the answer is d. 8

5) the answer is 3/2

6) the answer is a. 1

How many positive integers have exactly three proper divisors (positive integral divisors excluding itself), each of which is less than 50

Answers

The total number of positive integers with exactly three proper divisors and each divisor less than 50 is \(7+18=\boxed{25}$.\)

To have exactly three proper divisors, a number must be of the form \(p_1^2$ or $p_1p_2$\), where \($p_1$\) and \($p_2$\) are prime numbers.

For the case of \(p_1^2$,\) there are only 7 prime numbers less than 50. So, there are 7 possible numbers of the form \(p_1^2$.\)

For the case of \($p_1p_2$\), we can choose 2 prime numbers from the 7 available prime numbers, which can be done in \($\binom{7}{2} = 21$\) ways. However, we must exclude the numbers that are squares of primes, which are already counted in the previous case. There are 3 such numbers: \(2^2$, $3^2$,\)and $5^2$. So, there are \($21-3=18$\) possible numbers of the form \(p_1p_2$.\)

Therefore, the total number of positive integers with exactly three proper divisors and each divisor less than 50 is \(7+18=\boxed{25}$.\)

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Write the equation of the line that passes through the points (-8,3) and (3,2). Put your answer in fully reduced point-slope form, unless it is a vertical or horizontal line.

Answers

(-8,3)-(3,-)6 is que 16%. YES

a. 23,320ft
b. 5,830 ft
c. 11 660 ft
d. 18,000 ft​

a. 23,320ftb. 5,830 ftc. 11 660 ftd. 18,000 ft

Answers

Answer:

Step-by-step explanation:

D 18,000

let x be an ordered set. if y is a proper subset of x that is convex in x, does it follow that y is an interval or a ray in x?

Answers

No, it does not follow that y is an interval or a ray in x. A convex subset of an ordered set is a set that contains all the points between any two points in the set.

This means that a convex subset of an ordered set could be a collection of points, it could be an interval, or it could be a ray. A proper subset of an ordered set is any subset except the entire set, so a proper subset of an ordered set could be any of these possibilities.

Therefore, while a proper subset of an ordered set that is convex in that set must be a collection of points, an interval, or a ray, it does not necessarily have to be one of those three options.

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Please help, this makes no sense to me.

Please help, this makes no sense to me.

Answers

Answer:

Step-by-step explanation:

Keep in mind

-the fractions have to be EQUAL if they are equivalent fractions

-we multiply the numerator and denominator by the SAME number

-when comparing fractions think (how many slices / the size of the slice ) = (15 slices / size 20) is more than (12 slices / size 20)

Please help, this makes no sense to me.

Answer:

\(\textsf{left} \ \ \dfrac{3 \times 5}{4 \times 5}=\dfrac{15}{20}\\\\\\\ \textsf{right} \ \ \dfrac{3 \times 4}{5 \times 4}=\dfrac{12}{20}\\\\\\\dfrac{15}{20}>\dfrac{12}{20} \ ,\textsf{so} \ \dfrac34>\dfrac35\)

Question 5 The equations N1 /dt = r1N1 [(K1 - N1 - ON2)/K1] and ON2/dt = r2N2 [(K2 - N2 - BN1)/K2] describe the models for the

Answers

The equations N1/dt = r1N1[(K1 - N1 - ON2)/K1] and ON2/dt = r2N2[(K2 - N2 - BN1)/K2] describe models for population dynamics. These models are used to understand how populations of organisms change over time, based on factors like birth rates, death rates, and available resources.


In these equations, N1 and N2 represent the population sizes of two interacting species. The variables r1 and r2 are the intrinsic growth rates of these species, or the rates at which they reproduce in the absence of limiting factors. K1 and K2 represent the carrying capacities of the environment for each species, or the maximum population sizes that can be sustained by available resources.
The terms ON2 and BN1 represent the effects of interspecific interactions on population growth. ON2 refers to the negative impact of species 2 on the growth rate of species 1, and BN1 refers to the negative impact of species 1 on the growth rate of species 2. These interactions can take many forms, such as competition for resources or predation.
By manipulating these equations, scientists can make predictions about how populations will change over time, and test these predictions against real-world data. These models are particularly useful for understanding how species interact in complex ecosystems, and how human activities like habitat destruction and climate change are affecting these ecosystems.

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gTrue or False: Interpreting your confidence interval in context of what you are studying is not important. Everyone knows how to interpret a confidence interval.

Answers

Answer:

false

Step-by-step explanation:

A scarf needs ¾ of a yard of fabric. How many scarves can be made from 9 yards of fabric?

Answers

Answer:

exactly 12 !

Step-by-step explanation:

3/4 is the length need, times 12, which is the end result of scarves, equals 9, the yards of fabric !!

3/4 x 12 = 9

i hope this helped!!!!

Evan ran 20 meters in 5.8 seconds. Yelena ran 20 meters in 5.4 seconds. Who ran faster? Explain how you
know.

Answers

Answer: Yelena

Step-by-step explanation:

5.4 is shorter than 5.8

Answer:

Yelena

Step-by-step explanation: I know this because Yelena and Evan both ran the same distance, but Yelena's time for the run was faster than Evan's.

measurement basis used when a reliable estimate of fair value is not available.
t
f

Answers

The measurement basis used when a reliable estimate of fair value is not available is the historical cost basis.

Historical cost basis refers to the original cost of acquiring an asset or incurring a liability. Under this basis, assets are recorded at the amount paid or the consideration given at the time of acquisition, and liabilities are recorded at the amount of consideration received in exchange for incurring the obligation.

This measurement basis is used when a reliable estimate of fair value is not available because fair value requires market prices or observable inputs, which may not be readily available in certain situations. In such cases, historical cost provides a more objective and verifiable measure of an asset's value.

For example, if a company purchases a building for $500,000, the historical cost of the building will be recorded as $500,000 on the balance sheet. Even if the fair value of the building increases or decreases over time, the historical cost will remain unchanged unless there are subsequent events that require a different measurement basis, such as impairment.

In summary, when a reliable estimate of fair value is not available, the historical cost basis is used as a measurement basis to record assets and liabilities at their original acquisition or incurrence cost.

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Rebeckah has a box of 10 different bags of M&Ms. 4 are original, 5 are peanut butter, and 1 is crispy. If two bags are selected at random, with replacement, what is the probability that both are: Original *Please enter answer as a fraction*

Answers

The probability of selecting a bag of Original is derived as;

\(undefined\)

help me please !! thank you!

help me please !! thank you!

Answers

This what got , hope it helps
help me please !! thank you!

10 divided by \(\frac{1}{2}\)

Answers

20

10÷1/2

≈10/1÷1/2

KFC

10/1×2/1

=20/1=20

Hope this helped- have a good day, cya)

Answer: 20





Hope it helped.

find the area of the triangle ​

find the area of the triangle

Answers

Answer: 305.9m
Area of a Triangle is 1/2 base X height
So (b)(h) = 2.1m X 19m=39.9m (210 cm = 2.1 m)
Now that we have the base which is 39.9m
We do the sides which is 1/2*28*19=266m
Now that we have the sides, we add the base which is 39.9m and the Height which is 266m, then we get our answer: 305.9m

I hope this helped you. Goodluck, and please give me a Branliest if available. Thanks. :)

Point M is the midpoint of line segment CD,
shown below.
What are the coordinates of point M?
C (6,10)
M
D (20, 18)

Answers

Answer:

M(13, 14)

-------------------------

Each coordinate of the midpoint is the average of endpoints:

x = (6 + 20)/2 = 26/2 = 13y = (10 + 18)/2 = 28/2 = 14

Therefore M is (13, 14).

The cafeteria sold 15 more turkey sandwiches than ham sandwiches. They sold 63 sandwiches in all. How many ham sandwiches did the cafeteria sell?

Answers

Answer:

48

:)

Step-by-step explanation:

63-15 = 48

48+15= 63

24 ham and 39 turkey
h+15=t
h+t=63
simplify to get 24 and 39

Carlisle Transport had $4,520 cash at the beginning of the period. During the period, the firm collected $1,654 in receivables, paid $1,961 to supplier, had credit sales of $6,916, and incurred cash expenses of $500. What was the cash balance at the end of the period?

Answers

To calculate the cash balance at the end of the period, we need to consider the cash inflows and outflows.

Starting cash balance: $4,520

Cash inflows: $1,654 (receivables collected)

Cash outflows: $1,961 (payments to suppliers) + $500 (cash expenses)

Total cash inflows: $1,654

Total cash outflows: $1,961 + $500 = $2,461

To calculate the cash balance at the end of the period, we subtract the total cash outflows from the starting cash balance and add the total cash inflows:

Cash balance at the end of the period = Starting cash balance + Total cash inflows - Total cash outflows

Cash balance at the end of the period = $4,520 + $1,654 - $2,461

Cash balance at the end of the period = $4,520 - $807

Cash balance at the end of the period = $3,713

Therefore, the cash balance at the end of the period is $3,713.

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Can u help me figure this out

Answers

Step-by-step explanation:

what is it you need help in?

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