HELP IF YOU CAN PLS?

HELP IF YOU CAN PLS?

Answers

Answer 1

Answer:

B

Step-by-step explanation:

i Don’t know if I’m right

Let me know by the way

i just guessed


Related Questions

give the location of Dallas as an ordered pair X, Y​

Answers

Answer:

[tex]\huge\boxed{\sf(2, -5)}}[/tex]

Step-by-step explanation:

Hello.

The x-coordinate is always the first, so find the x-axis and count down.

Remember, the x-axis is horizontal (like this: ------------------->)

The x-coordinate of Dallas is 2.

Now, the y-axis is vertical.

Find it and count down.

The y-coordinate is -5.

I hope it helps.

Have a nice day.

[tex]\boxed{imperturbability}[/tex]

Write the equation of a line that passes through the point ​(-8​,4​) and is parallel to the line y=-5x+3.

Answers

Answer: y=-5x-36

Step-by-step explanation:

In order for two lines to be parallel they need to have the same slope. so the slope (m) of the new line needs to be -5.

slope(m) =-5

and the point (-8,4) is given to us. we can create a new equation for a line using the point slope formula because we have a slope (m=-5) and a point (-8,4)

                       

point slope formula: y-y1=m(x-x1)    

y-4=-5(x--8)

simplify and pay attention to negative signs

y-4=-5(x+8)

y-4=-5x-40

y=-5x-36

:)

Marina is building a triangular sandbox for her daughter. If she has two boards that measure 3ft and 7.25ft, which of the following lengths could Marina use for the third side of the triangular sandbox

Answers

Marina could use for the third side of the triangular sandbox the option: C - 7.25 ft.

Triangle Inequality Theorem

In mathematic, there is a rule for triangle side lengths. This rule says that the sum of the lengths of any two sides of a triangle is greater than the length of the one side (third side).  Therefore,

                                       [tex]L_1+L_2 > L_3\, (1)\\ \\ L1+L_3 > L_2\, (2)\\ \\ L_2+L_3 > L_1\, (3)[/tex]

The question gives two sides: 3 ft (L1) and 7.25 ft (L2), applying the equation (1) of rule for triangle side lengths, you have:

                                          [tex]L_1+L_2 > L_3\\ \\ 3+7.25 > L_3\\ \\ 10.25 > L_3\\ \\ L_3 < 10.25[/tex]

The options for answer are: 4.25ft, 10.25ft,  7.25ft and 3ft. According to triangle inequality [tex]L_3 < 10.25[/tex], hence, the letter B is not the answer.

After that, you can apply equations (2) or (3) for testing the options. For solution below, it was used the equation (2).

Test 1  - 3 ft (L1) , 7.25 ft (L2) and 4.25 ft (L3)

                                 [tex]L_1+L_3 > L_2\\ \\ 3+4.25 > L_2\\ \\ 7.25 > L_2\\ \\ L_2 < 7.25[/tex]

The second side is exactly equal to 7.25, according to the rule this side should be less than 7.25. Therefore, the option 4.25 ft is not the answer.

Test 2  - 3 ft (L1) , 7.25 ft (L2) and 7.25 ft (L3)

                                 [tex]L_1+L_3 > L_2\\ \\ 3+7.25 > L_2\\ \\ 10.25 > L_2\\ \\ L_2 < 10.25[/tex]

The question informs that the second side is 7.25 ft. Then 7.25 < 10.25, so the option 7.25 ft is the answer.

You can continue to test the last option, but it is not necessary since you have already found the corrected answer.

Test 3  - 3 ft (L1) , 7.25 ft (L2) and 3 ft (L3)

                                 [tex]L_1+L_3 > L_2\\ \\ 3+3 > L_2\\ \\ 6 > L_2\\ \\ L_2 < 6[/tex]

The second side is equal to 7.25, hence, the option 3 ft is not the answer.

Read more about the triangle inequality theorem here:

https://brainly.com/question/2403556

A circle has a radius of 10.4 cm the angle at the centre of the sector is 120 calculate the area of the sector

Answers

Answer:

sector area: 113.3

Step-by-step explanation:

When engineers designed a new car, they first built a model of the car. The ratio of the size of a part on the model to the actual size of the part is 2:5.If a door is 1.3 feet long on the model, what is the length of the door on the car.​

Answers

Answer:

Math is hard.i do not know this


Jasmine paid $35.4 for a pack of 12 pairs of socks. What was the price of one pair of socks?
(Round your answer to

Answers

Answer:

the answer is 2,95

Which is greater 2/4 or 2/3

Answers

Answer: I would say 2/3

Step-by-step explanation:

U can see that 2/3 is almost a whole (3/3) while 2/4 is just halfway there

Or


you can turn 2/4 and 2/3 to a decimal


2/4 = 0.5

2/3 = 0.666


0.5 < 0.666


2/4 < 2/3


hope this helps

Answer:

2/3

Step-by-step explanation:

2/3 is greater because 2/4 = 1/2 and 2/3 is a bit greater than 1/2.


A roller coaster at XTRA Fun Rides goes into an underground tunnel during the first descent of the
ride. The coaster enters the tunnel three seconds after the first descent starts and stays in the
tunnel for a total of 2 seconds. The roller coaster Is 40 feet above ground
one second after the
Initial drop. The graph below represents the height of the roller coaster versus the time passed
since the initial drop.

Answers

Answer:

y-intercept:  (0, 75) ⇒ y = 75

x-intercepts:  (3, 0) and (5, 0) ⇒ x = 3 and x = 5

vertex: (4, -5)

Step-by-step explanation:

Let the x-axis be the ground (when y = 0).  Therefore underground when y < 0 and overground when y > 0

The function is a quadratic:  f(x) = ax² + bx + c

If the coaster enters the tunnel three seconds after the first descent starts and stays in the tunnel for a total of 2 seconds, then y = 0 when x = 3 and x = 5

Also, when x = 1, y = 40

f(3) = 0
⇒ 9a + 3b + c = 0f(5) = 0
⇒ 25a + 5b + c = 0f(1) = 40
⇒ a + b + c = 40

Solve 2 equations simultaneously:

9a + 3b + c = 025a + 5b + c = 0a + b + c = 40

⇒ a = 5  b = -40  c = 75

⇒ f(x) = 5x² - 40x + 75

y-intercept

when x = 0

⇒ f(0) = 5(0²) - 40(0) + 75 = 75

⇒ y-intercept = (0, 75)

x-intercepts

x = 3 and x = 5

Vertex

If the x-intercepts are when x = 3 and x = 5, then vertex is when x = 4

⇒ f(4) = 5(4²) - 40(4) + 75 = -5

⇒ vertex = (4, -5)

If 5x+5=50
then solve for x

Answers

Answer:

9

Step-by-step explanation:

5 x 9 is 45 plus 5 gives you 50

Answer:9

Step-by-step explanation:

5*9=45

45+5=50

(1) The scores ou an aptitude test for finger dexterity are uonually distributed with meau 250 and
standard deviation 65.
a) What is the probability that a person selected at random will score between 240 and 270 on the
test?
b) Test is given to a random sample of seven people. What is the probability that the mean score,
I for the sample will be between 240 and 270?

Answers

Using the normal distribution and the central limit theorem, it is found that there is a:

a) 0.1813 = 18.13% probability that a person selected at random will score between 240 and 270 on the test.

b) 0.4501 = 45.01% probability that the mean score for the sample will be between 240 and 270.

Normal Probability Distribution

In a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the z-score of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

It measures how many standard deviations the measure is from the mean. After finding the z-score, we look at the z-score table and find the p-value associated with this z-score, which is the percentile of X.By the Central Limit Theorem, the sampling distribution of sample means of size n has standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex].

In this problem:

The mean is of [tex]\mu = 250[/tex].The standard deviation is of [tex]\sigma = 65[/tex].

Item a:

The probability is the p-value of Z when X = 270 subtracted by the p-value of Z when X = 240, hence:

X = 270:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{270 - 250}{65}[/tex]

[tex]Z = 0.31[/tex]

[tex]Z = 0.31[/tex] has a p-value of 0.6217.

X = 240:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{240 - 250}{65}[/tex]

[tex]Z = -0.15[/tex]

[tex]Z = -0.15[/tex] has a p-value of 0.4404.

0.6217 - 0.4404 = 0.1813.

0.1813 = 18.13% probability that a person selected at random will score between 240 and 270 on the test.

Item b:

We have a sample of 7, hence:

[tex]n = 7, s = \frac{65}{\sqrt{7}} = 24.57[/tex]

X = 270:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

By the Central Limit Theorem

[tex]Z = \frac{X - \mu}{s}[/tex]

[tex]Z = \frac{270 - 250}{24.57}[/tex]

[tex]Z = 0.81[/tex]

[tex]Z = 0.81[/tex] has a p-value of 0.7910.

X = 240:

[tex]Z = \frac{X - \mu}{s}[/tex]

[tex]Z = \frac{240 - 250}{24.57}[/tex]

[tex]Z = -0.41[/tex]

[tex]Z = -0.41[/tex] has a p-value of 0.3409.

0.7910 - 0.3409 = 0.4501.

0.4501 = 45.01% probability that the mean score for the sample will be between 240 and 270.

To learn more about the normal distribution and the central limit theorem, you can check https://brainly.com/question/24663213

what is the value of x in units

Answers

Answer:

x = 25

Step-by-step explanation:

ΔBDR ~ ΔQDC

so

(24 + 40)/(15 + x) = 40/x

or

(24 + 40)/40 = (15 + x)/x

24/40 + 40/40 = 15/x + x/x

3/5 + 1 = 15/x + 1

3/5 = 15/x

Cross multiply,

3x = 15*5 = 75

x = 75/3 = 25

what is (9x 2/3) x 2/3

Answers

Answer:

4

Step-by-step explanation:

(9 x 2/3) x 2/3

9x 2 = 18

18/3 = 6

6 x 2 = 12

12/3 = 4

(9 x 2/3) x 2/3 = 4

Answer:

4

Step-by-step explanation:

(3 times 2) times 2/3

6 times 2/3

2 times 2

=4

FIND THE AREA OF THR FIGURE!
WILL MARK BRAINLIEST IF CORRECT!
I HAVE 5 MINS PLS HURRY

Answers

Answer:

231.04

Step-by-step explanation:

Answer:

229.14

Step-by-step explanation:

Multiply 7.5 by 19 for the area of the rectangle.This gets you 142.5.The area of the triangle is 86.64.Now add them together.

If I am incorrect in my reasoning, please let me know so that I can plan better for my future answers. Have an amazing day.

3k-4m - 1
2k+3m12

Solve the following equation using elimination method

Answers

Step-by-step explanation:

Let's solve your system by elimination.

3k−4m=−1;2k+3m=12

Multiply the first equation by 3,and multiply the second equation by 4.

3(3k−4m=−1)

4(2k+3m=12)

Becomes:

9k−12m=−3

8k+12m=48

Add these equations to eliminate m:

17k=45

Then solve17k=45for k:

17k=45

----

17k

=17

45

17

(Divide both sides by 17)

k=

45

17

Now that we've found k let's plug it back in to solve for m.

Write down an original equation:

3k−4m=−1

Substitute

45

17

forkin3k−4m=−1:

3(

45

17

)−4m=−1

−4m+

135

17

=−1(Simplify both sides of the equation)

−4m+

135

17

+

−135

17

=−1+

−135

17

(Add (-135)/17 to both sides)

−4m=

−152

17

−4m

−4

=

−152

17

−4

(Divide both sides by -4)

m=

38

17

Answer:

k=

45

17 and m=

38

17

Convert 18 kilograms to ounces.

Answers

Answer:

634.931315 ounces

Step-by-step explanation:

Like that

How do you determine an end behavior of a logarithmic graph?

Answers

The end behavior of the parent function is consistent.

As x approaches infinity, the y-values slowly get larger, approaching infinity. As x approaches 0 from the right (denoted as x → 0+), the y-values approach negative infinity.

The school tuck-shop has milk in 600 mL and 1 litre cartons. If there are 54 cartons and
40 L of milk in total, how many 600 mL cartons are there?

Answers

Answer:

4

Step-by-step explanation:

54 x 40 = 2160 L

2160 ÷ 600 = 3.6 = 4

The number of the cartons of 600 mL will be 4.

What is Algebra?

Algebra is the study of graphic formulas, while logic is the interpretation among those signs.

The school tuck-shop has milk in 600 mL and 1 liter cartons.

If there are 54 cartons and 40 L of milk in total.

The number of the cartons of 600 mL will be

⇒ 54 x 40

⇒ 2160 L

The number of cartons will be

⇒ 2160/600

⇒ 3.6

⇒ 4

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

Which of the following describes the graph shown?

Answers

Answer:

third from top down

Step-by-step explanation:

We can think of f(x) as y

y = 3 if x ≥ 3, y coordinate is always 3, while x coordinate starts at 3 inclusive and goes on toward +∞

y = -1 if x ≤ -1, y coordinate is always -1, while x coordinate starts at -1 inclusive and goes on toward - ∞

arron takes his dog for a walk afer school, he walks 5 blocks east and then 4 blocks north. if he was able to take a direct route home, how many blocks would he need to travel

Answers

Hi!

We are given the information found in the picture below.

Note: The directions aren't correct, but the triangle works for this problem.

The "direct path" is the hypotenuse of this triangle.

To find this, we use the Pythagorean Theorem, where [tex]a[/tex] and [tex]b[/tex] are 2 legs of the triangle, and [tex]c[/tex] is the hypotenuse, aka the longest side of any triangle:

[tex]a^2+b^2=c^2[/tex]

We know [tex]a[/tex] and [tex]b[/tex] and want [tex]c[/tex]

[tex]4^2+5^2=c^2[/tex]

[tex]16+25=c^2[/tex]

[tex]41=c^2[/tex]

Therefore, [tex]c[/tex] is approximately [tex]6.403[/tex]

in the diagram m<4 is (7x+7),m<2 is (4x+4), and <3 is (4x ? 9). what are m<4 and m<1

Answers

Answer:

Step-by-step explanation:

7x-11=4x+4(being vertically opposite angles)

7x-4x=4+11

3x=15

x=15/3

x=5

angle 2+angle1=180 degree(being straight line)

7x-11+angle 1=180

7*5-11+angle 1=180

35-11+angle1=180

24+angle 1=180

angle 1=180-24

angle 1=156 degree

Ms. Lopez buys 12 packages of socks for her sons. Each package contains 5 pairs of socks. If she gives one son 32 pairs, how much does she give the other son?

Answers

Answer: 28 pairs

Step-by-step explanation:

12 times 5 is 60, so she has 60 pairs in total. She gives 32 pairs to one son, so 60-32 is 28. The other son receives 28 pairs of socks.

The volume of a barrel of oil is 257166 cm3 round this figure to the nearest hundred thousand

Answers

Answer: Hope this helps :D

the answer is 300000 cm3

Step-by-step explanation:

A fair coin is tossed four times. a. Find the probability that the outcome is HTTH in that order. b. Find the probability that exactly two heads are obtained.

Answers

Answer:Four heads trust me.

what is 3+6/2
4+4/2
4+4x4
4x4x4

Answers

Answer:

it is 4+4/2

Step-by-step explanation:

you use pemdas which is

parenthesis, exponents, multiplication, division, addition, and subtraction.

now you go from left to right so if you see division before multiplication then you will do division first because addition and subtraction and multiplication and division are equal so multiplication is not more important than division and addition is not more impirtant than subtraction.

so basically you do 4/2 which is 2

and

4+2=6

Simplify the ratio 4:26.

A. 8/52
B.52/8
C.13/2
D.2/13

Answers

the answer is D hope this helps
Answer is D. 2/13. When you divide both sides by 2.

The cost for a 7-day business trip for 4 people is $1,833 per person. The cost per person includes
flight, hotel, food, and spending money. The business trip would use 78% of the company's travel
budget. Find the total amount of money the company has budgeted for travel. The total travel budget for the company is $?

Answers

Answer:

9400 lol I hope its right but I'm not sure how I got it tho i hope it help

Can someone please help me

Answers

Answer:

is this science or math ?

Step-by-step explanation:

The area of the triangle below is centimeters. What is the length of the base? Express your answer as a fraction in simplest form.

Answers

Answer:

of the question is in the simple 0.45

determine all combinations of lengths that vould be usef to for a traingle 4,6,12,16 and also another lengths of 8,10,14,17

Answers

Answer:

[tex]\lbrace 6,\, 12,\, 16 \rbrace[/tex].

[tex]\lbrace 8,\, 10,\, 14 \rbrace[/tex],

[tex]\lbrace 8,\, 10,\, 17\rbrace[/tex],

[tex]\lbrace 8,\, 14,\, 17 \rbrace[/tex], and

[tex]\lbrace 10,\, 14,\, 17 \rbrace[/tex].

Step-by-step explanation:

In a triangle, the sum of the lengths of any two sides must be strictly greater than the length of the other side. In other words, if [tex]a[/tex], [tex]b[/tex], and [tex]c[/tex] (where [tex]a,\, b,\, c > 0[/tex]) denote the lengths of the three sides of a triangle, then [tex]a + b > c[/tex], [tex]a + c > b[/tex], and [tex]b + c > a[/tex].

Additionally, if [tex]a,\, b,\, c > 0[/tex], [tex]a + b > c[/tex], [tex]a + c > b[/tex], and [tex]b + c > a[/tex], then three line segments of lengths [tex]\text{$a$, $b$, and $c$}[/tex], respectively, would form a triangle.

 

Number of ways to select three numbers out of a set of four distinct numbers:

[tex]\begin{aligned} \left(\begin{matrix}4 \\ 3\end{matrix}\right) &= \frac{4!}{3! \, (4 - 3)!} \\ &= \frac{4 \times 3 \times 2 \times 1}{(3 \times 2 \times 1) \times (1)} \\ &= 4\end{aligned}[/tex].

In other words, there are four ways to select three numbers out of a set of four distinct numbers.

For [tex]\lbrace 4,\, 6,\, 12,\, 16\rbrace[/tex], the four ways to select the three numbers are:

[tex]\lbrace 4,\, 6,\, 12\rbrace[/tex],[tex]\lbrace 4,\, 6,\, 16\rbrace[/tex], [tex]\lbrace 4,\, 12,\, 16\rbrace[/tex], and[tex]\lbrace 6,\, 12,\, 16\rbrace[/tex].

Among these choices, [tex]\lbrace 6,\, 12,\, 16\rbrace[/tex] satisfies the requirements: [tex]6 + 12 > 16[/tex], [tex]16 + 6 > 12[/tex], and [tex]12 + 16 > 6[/tex]. Thus, three line segments of lengths [tex]\lbrace 6,\, 12,\, 16\rbrace\![/tex] respectively would form a triangle.

The other three combinations do not satisfy the requirements. For example, [tex]\lbrace 4,\, 6,\, 12\rbrace[/tex] does not satisfy the requirements because [tex]4 + 6 < 12[/tex]. The combination [tex]\lbrace 4,\, 12,\, 16\rbrace[/tex] does not satisfy the requirement for a slightly different reason. Indeed [tex]4 + 12 = 16[/tex]. However, the inequality in the requirement needs to be a strict inequality (i.e., strictly greater than "[tex]>[/tex]" rather than greater than or equal to "[tex]\ge[/tex]".)

Thus, [tex]\lbrace 6,\, 12,\, 16\rbrace[/tex] would be the only acceptable selection among the four.

Similarly, for [tex]\lbrace 8,\, 10,\, 14,\, 17 \rbrace[/tex], the choices are:

[tex]\lbrace 8,\, 10,\, 14 \rbrace[/tex], [tex]\lbrace 8,\, 14,\, 17 \rbrace[/tex], [tex]\lbrace 8,\, 10,\, 17 \rbrace[/tex], and[tex]\lbrace 10,\, 14,\, 17 \rbrace[/tex].

All four combinations satisfy the requirements.

Please Help Me ( Its not that Hard Im just really tired)


I did abut 5 hours of khans im losing my mind i I fail another khan
I will consider marking brainliest

Answers

Answer:

There's no picture I can't help sorry

Step-by-step explanation:

Answer:

add the pic??

Step-by-step explanation:

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