Please help, math, triangles.

Please Help, Math, Triangles.

Answers

Answer 1

Answer:

MN = 4.5 ft

Step-by-step explanation:

Since the triangles are similar then the ratios of corresponding sides are equal, that is

[tex]\frac{MN}{JK}[/tex] = [tex]\frac{LN}{LK}[/tex] , substitute values

[tex]\frac{MN}{12}[/tex] = [tex]\frac{6}{16}[/tex] ( cross- multiply )

16MN = 72 ( divide both sides by 16 )

MN = 4.5 ft


Related Questions

como convertir 0.8 horas asegundo​

Answers

1 hora es igual a 3600 segundos

Step-by-step explanation:

solo es multiplicar 0.8 x 3600= 2880

Answer:

2880 secons w

Step-by-step explanation:

multiply the time value by 3600

Need help on this mathematical equation I have been assigned by my college teacher

Answers

Answer: E.

Step-by-step explanation:

Answer:

well i just want free point soooo

Step-by-step explanation:

you don't have to solve this! I just want to see you guys as answers. This is for fun so if you're trying to help me I don't need any help!

Answers

Answer:

1/3

Step-by-step explanation:

i honestly dont know im just tryna get points lol

Amount of sugar in a sugar bowl is 0.75 cups

Answers

I equals 70 grams cup because

A man chooses a card at random from a pack of playing cards. What is the probability that the card is a diamond? Please simplify the answer to its lowest terms.

Answers

Answer: The odds of drawing a King or a heart are P(E)/P(E') = (4/13)/(9/13) = 4/9. What is the probability of getting at least one black card in a 7-card hand off a shuffled 52-card deck

Step-by-step explanation:

given f(x)=3x^2-9x+k, and the remainder when f(x) is divided by x+1 is 14, then what is the value of k?

Answers

Answer:

8

Step-by-step explanation:

compare the divisor x+1 with x-a which will get you -1 and then use remainder theorem

A pebble falls off of a cliff at a height of
2,304 ft. If the equation for height as a
function of time is
h(t) = -16t2 + initial height where t is time
in seconds and h(t) is height in feet, how
many seconds will it take for the pebble
to hit the ground?

Answers

Answer:12

Step-by-step explanation: just did the assignment

The pebble will hit the ground after 12 seconds when the equation for height as a function of time is h(t) = -16t2 + initial height .

To find the time it takes for the pebble to hit the ground, we need to set the height function h(t) equal to zero and solve for t.

h(t) = -16t² + initial height

initial height = 2,304 ft

Setting h(t) to zero:

0 = -16t² + 2,304

Now, we can solve this quadratic equation for t.

-16t² + 2,304 = 0

Dividing both sides by -16:

t² - 144 = 0

Adding 144 to both sides:

t² = 144

Taking the square root of both sides:

t = ±12

Since time cannot be negative in this context, we discard the negative solution.

Therefore, the pebble will hit the ground after 12 seconds.

To know more about  seconds click here :

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What is the probability of randomly selecting an odd number from the numbers 1 - 15?

Answers

Answer:

7/15 Hope it helps

Step-by-step explanation:

A function is given below. f ( x ) = 3 x 2 − 5 x What is the value of f ( − 4 ) ?

Answers

Answer:

[tex]f(-4)=68[/tex]

Step-by-step explanation:

We are given the function:

[tex]f(x) = 3x^2 - 5 x[/tex]

And we want to find f(-4).

So, we will substitute every x for -4. This yields:

[tex]f(-4)=3(-4)^2-5(-4)[/tex]

Evaluate:

[tex]f(-4)=3(16)-(-20)=48+20=68[/tex]

So, f(-4) = 68.

Answer:

26

Step-by-step explanation:

(3*2) + (-5*-4)

6 + 20 = 26

Find the measure of angle B:

Answers

Answer:

107

Step-by-step explanation:

I think 84

I need more characters to send this

Solve by factoring and the square root method, SHOW ALL WORK.

Answers

Answer:

Not sure

Step-by-step explanation:

Use the distributive property to rewrite the algebraic expression below
9 (r+12)

Answers

Answer:

9r+108

Step-by-step explanation:

9 times r, 9 times 12.

9r+ 12 times 9 equals 9r+108

Keith has landscaping bricks that are 0.75 feet long.

Part A
Keith puts 19 bricks end-to-end along a sidewalk. What is the total length of all the bricks he uses?
Enter your answer in the box.
feet

Part B
Choose all of the methods Keith could use to solve the problem in Part A.
A.


Add 19 seventy-five times.
B.


Multiply 0.75 × 19.
C.


Add 0.75 nineteen times.
D.


Multiply 75 × 0.1 × 19.
E.


Add 75 nineteen times and multiply by 0.001.
4th grade levl talking pls

Answers

Answer:

C

Step-by-step explanation:

Answer:

C&D

Step-by-step explanation:

Nisha is looking out the window of her apartment building at a sculpture in a park across the street. The top of Nisha's window is 90 feet from the ground. The angle of depression from the top of Nisha's window to the bottom of the sculpture is 22°. How far away from the building is the sculpture? Round your answer to the nearest hundredth. 36.36 feet
83.45 feet
128.67 feet
222.76 feet

Answers

Distance between building and sculpture is 222.76 feet.

What are trigonometric applications?

Some of the practical applications of trigonometry are used in architecture while calculating the slope of roofs to build a home to drain rainwater or snow. Another practical application is measuring the height of different objects such as a mountain or a tree or a tower.

Given

Height of window P = 90 feet

Angle of depression = 22°

Distance between building and sculpture(B) :

Using trigonometry application

[tex]Tan (22^{0})==\frac{P}{B}[/tex]

[tex]0.4040=\frac{90}{B}[/tex]

B = 222.772

Rounding to the nearest hundredth

B = 222.76 (Approximately)

Distance between building and sculpture is 222.76 feet.

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Answer:

222.76

Step-by-step explanation:

i took the test and got it right dw

your welcome

Kelsey has 10 yards of ribbon. Each bow requires 3/8 yards of ribbon. How many bows can she make?

Answers

Answer:

she can make 26 bows

Step-by-step explanation:

She can make 26 bows

Find the slope that passes through (4, 1) and (8, 4).

Answers

Answer:

3/4

Step-by-step explanation:

(4 , 1)  ; ( 8 , 4)

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

          [tex]\frac{4-1}{8-4}\\\\=\frac{3}{4}[/tex]

Which of the following high speed trains are traveling at a rate of 150 miles per hour? A: a train that travels 100 miles in 2/3 hour B:A train that travels 160 miles in 5/6 hour C:A train that travels 125 miles in 4/5 hour or D: A train that travels 90 miles in 3/5 hour

Answers

Answer:

A)

Step-by-step explanation:

youjust have to do this:

100 miles-------------------2/3 hour

x-------------------------------3/3 hour or 1 hour

x=100x1/0.6666666667      2/3=0.6666666667

x= 150 miles

A squirrel can run at a maximum speed of 4 miles per hour.
At this rate, how many seconds will it take the squirrel to run 3 miles?

Answers

Answer:  

36 miles per hour if you were trying to multiply it.

Step-by-step explanation:

Answer:

It would take the squirrel 45 minutes or 2,700 seconds to run 3 miles.

por que razón los números fraccionarios y decimales no tienen un sucesor y un antecesor​

Answers

Answer:

ummmm what did he sayyyyyyyyy

Step-by-step explanation:

the two shorter sides called legs for the right angle , true or false?

Answers

Answer:

True

Step-by-step explanation:

hi there!! i think your answer for this question is:

true!!

hope this is right and it helps! good luck! <3

Evaluate -41-41.=
-8
08
16
-16

Answers

Answer:

are you sure those are all the options because it is -82

Step-by-step explanation:

The answer is -82 though.

tickets to a waterpark cost $53 per person. write an expression to show the total cost of tickets for p people (pre algebra)

Answers

Answer:

$53p

Step-by-step explanation:

If tickets to a waterpark cost $53 per person, this can be expressed as;

$53 = 1 person

To find the cost of p people, we will write;

$x = p people

Divide both expressions

53/x = 1/p

x * 1 = 53 * p

x = 53p

Hence the cost of p people is $53p

I need help! I can't figure out how to do this! So, can you help me?​

Answers

Answer:

5 - x=90°

6- angle c= 75°

7- angle a = 90°

Answer:

c = 75

Step-by-step explanation:

All triangles add up to 180. Add the two angles which you have, and then subtract that from 180. that will be your third angle value.

Monica paid sales tax of $1.60 when she bought a new bike helmet. If the sales tax rate was 8%, how much did the store charge for the bike helmet before tax?

Answers

To find the total from the percent part you have, you divide the part by the percentage.
1.50÷0.05=30
The total is $30
The total the store charged, including sales tax, is $31.50.

Adrian has 34.5 feet of rope adrain uses 10.72 feet to make a swing how much rope left to left over after making the swing

Answers

Answer:

23.78

Step-by-step explanation:

34.50-10.72=23.78

What type of solutions to quadratic equations can be solved by factoring and using the zero product property?

Answers

Answer:

The Zero Product Property states that if ab = 0, then either a = 0 or b = 0, or both a and b are 0. When the product of factors equals zero, one or more of the factors must also equal zero. Once the polynomial is factored, set each factor equal to zero and solve them separately.

Step-by-step explanation:

hope this helps

geometry pls help thank u

Answers

Answer:

x=61.5536707435

Step-by-step explanation:

Use tan:

tanθ=opposite/adjacent

tan72=x/20

x=3.07768353718*20

x=61.5536707435

which graph represents the funtion f(x)=3x-2/x-2​

Answers

Answer:

Step-by-step explanation:

Given function is,

f(x) = [tex]\frac{3x-2}{x-2}[/tex]

Vertical asymptote of the function,

x = 2

Horizontal asymptote of the function,

y = 3

No oblique asymptotes.

Therefore, graph having vertical and horizontal asymptotes as x = 2 and y = 3 will be the correct graph as attached.

please give me an answer !

Answers

Answer:

C

Step-by-step explanation:

-3x+15=18

-3(-1)+15=18

3+15=18

Answer:

Correct answer is C

Step-by-step explanation:

-3 (-1) +15= 18

3+15=18

Which point is a solution to the linear inequality y<
-1/2x+2
O (2, 3)
O (2,1)
O (3,-2)
O (-1,3)

Answers

Answer: Choice C.   (3,-2)

A diagram is shown below.

===============================================

Explanation:

There are two approaches we can take. Since we're given a list of choices, we can plug each of the coordinates one at a time into the inequality. If we get a true statement, then it is a solution.

For choice A, we have x = 2 and y = 3 paired up together. Plugging them into the given inequality leads to...

y < (-1/2)*x + 2

3 < (-1/2)*2 + 2

3 < -1 + 2

3 < 1

This is false because 3 is not smaller than 1. So (2,3) is not a solution. You should find that choice B leads to a similar situation because

y < (-1/2)*x + 2

1 < (-1/2)*2 + 2

1 < -1+2

1 < 1

and 1 cannot be smaller than itself. So (2,1) isn't a solution either.

However, choice C is the answer since,

y < (-1/2)*x + 2

-2 < (-1/2)*3 + 2

-2 < -1.5 + 2

-2 < 0.5

This is true because -2 is to the left of 0.5 on the number line. So that's why (3,-2) is a solution.

For choice D, you should find that (-1,3) doesn't make the inequality true.

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

An alternative approach:

As a visual way to solve this problem, we can graph the given inequality by following these steps

Draw a dashed line through the points (0,2) and (4,0). This forms the graph of y = (-1/2)x + 2Shade below the dashed line

We make the boundary line dashed because points on the boundary do not count as solution points. This is due to the lack of "or equal to" in the inequality sign. We shade below the boundary line because of the "less than".

As the diagram below indicates, the blue region consists of every (x,y) solution point that makes y < (-1/2)*x + 2 true.

The diagram also shows that only point C is in that blue region, making it a solution point. Point B on the boundary does not count as a solution. You can think of the dashed line as an electric fence you can only get closer to, but can't touch, in terms of determining a solution point.

So effectively, this is a quick and easy way to find solutions if you have a graphing calculator or online graphing tools (such as Desmos or GeoGebra).

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