Please help I don’t understand this

Please Help I Dont Understand This

Answers

Answer 1

9514 1404 393

Answer:

  WV = 6

Step-by-step explanation:

The hash marks indicate the corresponding lines are the same length. That is, W is the midpoint of YZ, because YW ≅ WZ. Similarly, V is the midpoint of XY, because XV ≅ VY.

Using this information, it can be shown that ∆YWV ~ ∆YZX. This means corresponding sides have the same ratio.

Because YW is half of YZ, WV is half of ZX.

  YW/YZ = 1/2 = WV/ZX = WV/12

Multiplying by 12 gives the value of WV:

  WV = 12(1/2)

  WV = 6

_____

This is a long way to say that the midsegment (WV) is half the length of the base (ZX) of a triangle.


Related Questions

NO LINKS HELP During a sale, a store owner offers a discount depending on how much money a customer spends. The function p(x) represents the total amount owed by a customer during the sale when purchasing items totaling a value of x dollars.
How much does a customer owe for items with a total value of $140, in dollars and cents?

Answers

9514 1404 393

Answer:

  $125

Step-by-step explanation:

For x = 140, the function definition for x ≥ 100 is used.

p(140) = 95 +0.75(140 -100) = 95 +30 = 125

The customer will owe $125 for items with a value of $140.

what is 2 2/3 x 3 1/4

Answers

Answer:

Step-by-step explanation:

please answer correctly !!!!! Will mark brainliest !!!!!!!!!!!!!!

Answers

Answer:

0.44

Step-by-step explanation:

Sin∠ D= EC/DC

⇒ Sin D= 39/89⇒ Sin D= 0.44

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

hope it helps...

have a great day!!

Answer:

sin D = 0.44

Step-by-step explanation:

sin D = opp/hyp

The side opp D must be CE  since the side opp D cannot contain D

opp = CE = 39

The hypotenuse must be DC since it's the longest

hyp = DC = 89

sin D = 39/89

sin D = 0.4382022472

To the nearest hundredth

sin D = 0.44

Complete the square to find the vertex of this parabola

Answers

Answer:

[tex](2,-6)[/tex]

Step-by-step explanation:

[tex]x^2-4x+y+10=0[/tex]

[tex]y=x^2+4x-10[/tex]

[tex]y=-(x^2-4x)-10[/tex]

[tex]=-(x^2-4x+4)-10+4[/tex]

[tex]=-(x-2)^2-6[/tex]

[tex]y=-(x-2)^2+(-6)[/tex]

[tex]h=2 ~and~ k=-6[/tex]

So, vertex → (2,-6)

[tex]------------[/tex]

hope it helps..

have a great day!!

PLEASEE HELP ASAP ILL GIVE BRAINLIST

Answers

Answer:

1a) 77 + 84v

1b) 70d + 10m

2a) 96 + 40r

2b) 6p + 8

3a) 27a + 24

3b) 11a + 90

Hope that helps! :)

_Aphrodite

Step-by-step explanation:

Answer:

Mathaway/algerba is a good way to figure out these problems

Step-by-step explanation:

i use it all the time haha

A. the function has a maximum value of 1
B.the function has a minimum value of 1
C.the function has a maximum value of -2
D.the function has a minimum value of -2

Answers

Answer:

A)  The function has a maximum value of 1

Step-by-step explanation:

Since the parabola opens downward, then its maximum would be 1 and its minimum would be -∞

Find the measure of the missing angle? please help :)

Answers

The measure of the angle ∠SUT will be 30°. Then the correct option is C.

What is the triangle?

The polygonal shape of a triangle has a number of sides and three independent variables. Angles in the triangle add up to 180°.

The exterior angle of a triangle is almost always equal to the addition of the interior and opposing interior angles. The term "external angle property" refers to this feature.

The measure of the angle ∠SUT is calculated as,

∠SUT + ∠UTS = ∠JST

∠SUT + 80° = 110°

∠SUT = 110° - 80°

∠SUT = 30°

The measure of the angle ∠SUT will be 30°. Then the correct option is C.

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a small ior shows the data is

Answers

Answer:

Don't have enough infromation to answer that.

Step-by-step explanation:

Write an equation in slope-intercept form of the line that passes through the points
(12,10)and (16,8).

Answers

Answer:

y=-1/2x+16

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(8-10)/(16-12)

m=-2/4

m=-1/2

y-y1=m(x-x1)

y-10=-1/2(x-12)

y=-1/2x+12/2+10

y=-1/2x+6+10

y=-1/2x+16

A line is parallel to y = 4x + 1 and
intersects the point (-2, -5). What is the
equation of this parallel line?
y = [?]x + [ ]
Hint: Use the Point-Slope Form: y - y₁ = m(x - X1)
Then write the equation in slope-intercept form.

Answers

Step-by-step explanation:

(-2,5), refer to the step-by-step. Feel free to comment any questions you may have!

Step-by-step explanation:

Given the system of equation, \left \{ {{x+6y=28} \atop {2x-3y=-19}} \right.{

2x−3y=−19

x+6y=28

, solve by elimination.

\left \{ {{-2(x+6y=28)} \atop {2x-3y=-19}} \right.{

2x−3y=−19

−2(x+6y=28)

, multiply the top equation by -2.

We get, \left \{ {{-2x-12y=-56} \atop {2x-3y=-19}} \right.{

2x−3y=−19

−2x−12y=−56

+ {{-2x-12y=-56} \atop {2x-3y=-19}} \right. , add the equations together.

We get, -15y=75−15y=75 , we just eliminated the variable, x, we can now solve this equation for y.

-15y=-75 = > y=\frac{-75}{-15}−15y=−75=>y=

−15

−75

, y=\frac{75}{15} = > y=5y=

15

75

=>y=5

We just found the value y, which is y=5. Now we can take this value and plug it into y for either of the two original equations and solve for x. I will take the top equation...

x+6y=28 = > x+6(5)=28 = > x+30=28x+6y=28=>x+6(5)=28=>x+30=28 , subtract the value, 30, from both sides. We get, x=-2x=−2 .

We found the value x, x=-2.

Thus the solution to the given system of equations is (-2,5).

Answer:

Comparing given eqn of line i.e.y=4x + 1 with

y=mx+c,we get,

m=4

We know that parallel lines have same value for m and the line parallel to y=4x+1 passes through the point (-2,-5) i.e (x1,y1)

Now,using point slope formula,we get

y-(-5)=4{x-(-2)}

or,y+5=4(X+2)

or,y+5=4x+8

or,y=4x+8-5

:.y=4x+3 is the req eqn for line parallel to y=4x+1

*mark me brainliest!!!!!!!

Percent of change. What is 40 decreased to 33

Answers

Answer:

13.2

Step-by-step explanation:

40 decreased by 33% = 26.8

Absolute change (actual difference):

26.8 - 40 = - 13.2

Kelsey starts downloading a file. After 4 seconds, her computer says 40% of the file has downloaded."

How many seconds will it take in all to download the file at this rate?

Answers

Answer:

6 seconds left, 10 seconds total.

Step-by-step explanation:

40 / 4 = 10

Increases by 10% each second

60% left, so 60 / 10 = 6

Answer:

6 seconds left, 10 seconds total.

Step-by-step explanation:

40 / 4 = 10

Increases by 10% each second

60% left, so 60 / 10 = 6

Step-by-step explanation:

CAN YOU HELP ME FAST PLEASE

Answers

Q 1 ans supplementary

Q2 ans congurent

Q3 ans neithee

1. 4 < 7 Multiply both sides by 3, then by 2, then by 4, then by 9

2. 11 > -2 Add 3 to both sides, then add 3, then add (-4)

3. -2 \leq -2 Subtract 6 from both sides, then 8, and then 2

4. -4 < 8 Divide both sides by -4, then by -2

5. Write a short explanation of the effects of the above operations. Did this affect the inequality sign? Was it still true? Why or why not?

Answers

864 < 151213 > 0-18 ≤ -18-1/2 < 1

What is inequality?

In mathematics, inequalities specify the connection between two non-equal numbers. Equal does not imply inequality. Typically, we use the "not equal sign ()" to indicate that two values are not equal. But several inequalities are utilized to compare the numbers, whether it is less than or higher than.

Given few inequalities and some operations are performed on them

For first inequality:

=> 4 < 7

Multiply both sides by 3, then by 2, then by 4, then by 9

=> 4 *3 * 2 * 4 * 9 < 7  *3 * 2 * 4 * 9

=> 864 < 1512

there is no change in the inequality sign and it is still true.

For the second inequality:

=>11 > -2

Add 3 to both sides, then add 3, then add (-4)

=> 11 +3 + 3 + (-4) > -2 + 3+3 + (-4)

=> 13 > 0

there is no change in the inequality sign and it is still true.

For the third inequality:

=> -2 ≤ -2

Subtract 6 from both sides, then 8, and then 2

=> -2 -6 -8 -2 ≤  -2 -6 -8 -2

=>  -18 ≤ -18

there is no change in the inequality sign and it is still true.

For the fourth inequality:

=> -4 < 8

Divide both sides by -4

=> -4 / -4 < 8 / -4

Since, after dividing or multiplying on both sides by a negative sign, inequality changes its sign

=> 1 > -2

Divide both sides by -2

=> -1/2 < 1

there are two times a change in the inequality sign and it is still true.

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Pls help me anyone
I don’t get this pls

Answers

Answer:

1. Y=-2x+3

2. Y=3x+2/3

I'm sorry I can't get them all but I know these are right

Given two points, (3, 2) and (7, 18), determine both the linear and quadratic equations crossing both points. Let f(x) and f(k) be the linear and quadratic equation respectively. Write both in standard form

Answers

The linear equation f(x) is  4x - 10 and the quadratic equation f(k) is -5/2k^2 + 4k - 1 for the two given points.

The linear equation can be found using the slope-intercept form (y = mx + b), where m is the slope of the line and b is the y-intercept. To find the slope (m) we can use the two points given:

m = (y2 - y1) / (x2 - x1) = (18 - 2) / (7 - 3) = 16/4 = 4

The y-intercept (b) can be found using one of the points and the slope:

b = y - mx = 2 - 4(3) = -10

So the linear equation in standard form is:

f(x) = 4x - 10

For the quadratic equation, we know that it's in the form of y = ax^2 + bx + c. We have 2 points, so we have 2 equations with 2 unknowns. We can use this information to solve for a, b and c.

Let's (3,2) point 1 and (7,18) point 2.

f(k) = ak^2 + bk + c....(1)

point 1: f(3) = 2 = 9a + 3b + c...(2)

point 2: f(7) = 18 = 49a + 7b + c...(3)

Now we have 2 equations and 3 unknowns.

using theirs first equation and substitute it in the second and third equation

18 = 49a + 7b + c

2 = 9a + 3b + c

c = 2 - 9a - 3b

18 = 49a + 7b + (2 - 9a - 3b)

18 = 49a + 7b + 2 - 9a - 3b

18 = 40a + 4b + 2

16 = 40a + 4b

now this equation is used to solve for a and b

b = (16 - 40a) / 4

so a,b and c are

a = -5/2

b = 4

c = -1

so the quadratic equation in standard form is:

f(k) = -5/2k^2 + 4k - 1

4x - 10 is the linear equation f(x)  and -5/2k^2 + 4k - 1 is the quadratic equation f(k) for the two given points.

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find the area of the circle

Answers

Answer should be B


Explanation: I was doing an assignment on this yesterday

A bus company uses a grid to locate bus stops. The bus station is at (3, 4). The point (7, 6) represents
the first bus stop. The location of the second bus stop is determined using the same relationships as
those between the coordinates of the bus station and the first bus stop.
City Bus Stops
North
Choose...
12
10-
City Blocks
6
8
4
2
N.
Bus Station
: increases by 2.
2
(7.6)
increases by 4, and the
(11,8)
4 6 8 10 12
City Blocks
Use the drop-down menus to describe the relationships between the coordinates of the first and second
bus stop.
The Choose...
East

Answers

Answer: The relationship between the x-coordinates of the first and second bus stop is that the x-coordinate of the second bus stop is 4 units greater than the x-coordinate of the first bus stop.

The relationship between the y-coordinates of the first and second bus stop is that the y-coordinate of the second bus stop is 2 units greater than the y-coordinate of the first bus stop.

Step-by-step explanation:

Determine the value of c for each figure

Answers

Answer:

can you tell me a little bit more?

Given ΔRST : ΔLMN, which of the following is true? PLZZZZZZ ANSWER FOR 50 POINTS!!!!!!!!

R L
S L
S N
R M

Answers

Answer:

hope this helps you pls give me brainless.

Type the correct answer in each box. The coordinates of the point that corresponds to an angle of radians in the unit circle are (, ).

Answers

On solving the provided question, we can say that coordinates of the point in the unit circle  S = ( cos [tex]3\pi /2[/tex] , sin [tex]3\pi /2[/tex] ) => S= ( 0 , -1 )

What is circle?

Every point in the plane that is a certain distance away from a certain point forms a circle (center). It is, thus, a curve formed by points moving in the plane at a fixed distance from a point. At every angle, it is also rotationally symmetric about the center. A circle is a closed two-dimensional object where every pair of points in the plane are equally spaced out from the "center." A line that goes through the circle creates a specular symmetry line. At every angle, it is also rotationally symmetric about the center.

S = (0, -1 )

coordinates of the point in the unit circle

S = ( cos [tex]3\pi /2[/tex] , sin [tex]3\pi /2[/tex] )

S= ( 0 , -1 )

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pleasee help!!! this is geometry

Answers

Answer:

Step-by-step explanation:

F TV day job cut hv h the BBC gg was the only time I had a chance of playing it for the last night of my life lol I love you and you are ok with your such good friends I know I love it but it’s ok I’m not sure how to get it away I don’t think you can get me to type in the car.

Justin can run 2 laps in 1 minute. Which equation below represents this situation?
a) y = x/2
b) x = 2y
c) y = x + 2
d) y = 2x

Answers

The answer is Ahope this helps

which of the following statements is true? a. the radius of a circle is twice its diameter b. to find the diameter of a circle, divide its circumference by pie. c. the circumference of a circle is grater than its diameter

Answers

Answer:

Statement B, C, E are correct

Solution:

We have to find the true statements

We know that,

To find the diameter of a circle, multiply its radius by two

Thus statement E is correct

Also,

To find the diameter of a circle, divide its circumference by π

Thus statement B is correct

circumference of a circle is obtained by multiplying diameter with pi

The circumference of a circle is greater than its diameter

Thus, Statement C is correct

C.

The circumstances is a circle that is greater than the diameter

Tell whether (0, -1) is a
is a solution of the inequality whose graph is shown.

Answers

It is not a solution because it isn’t on the boundary line

Answer:

No, the point isn't in the shaded area

Step-by-step explanation:

Multiply (x-3)(4x+2) using the FOIL method. Select the answer choice showing the FOIL method products

Answers

The result of (x-3)(4x+2) using FOIL method is 4x^2 -6x +2x -6.

The FOIL method is a technique used to multiply two binomials. It stands for "First, Outer, Inner, Last" and follows these steps:

First: Multiply the first term of the first binomial by the first term of the second binomial

Outer: Multiply the first term of the first binomial by the second term of the second binomial

Inner: Multiply the second term of the first binomial by the first term of the second binomial

Last: Multiply the second term of the first binomial by the second term of the second binomial

Applying FOIL method to (x-3)(4x+2) we get:

First: 4x * x = 4x^2

Outer: 4x * -3 = -12x

Inner: -3 * 4x = -12x

Last: -3 * 2 = -6

So the result of (x-3)(4x+2) is 4x^2 -12x -12x -6 = 4x^2 -24x -6.

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x < 5 and x + 2y ≥ 1

Answers

Answer:

-1

Step-by-step explanation:

Find the probability that a point chosen at random will lie in the shaded area.

A) 32%
B)62%
C)94%
D)2%

Answers

I think the answer is D

What evidence from Gilgamesh a new English version best supports the conclusion that Gilgamesh is an epic hero?

Answers

In "Gilgamesh: A New English Version," several pieces of evidence support the conclusion that Gilgamesh is an epic hero.

Gilgamesh is the king of Uruk: He is the main character of the story, and his actions and deeds are the focus of the epic. As a king, he holds a position of power and authority and is responsible for the well-being of his people.

Gilgamesh undertakes a quest: He embarks on a journey to find immortality after the death of his dear friend Enkidu. His quest takes him to the ends of the earth and shows his determination and courage.

Gilgamesh faces challenges and monsters: During his journey, Gilgamesh faces several challenges and monsters, such as the giant Humbaba and the Bull of Heaven. His bravery in overcoming these obstacles demonstrates his heroic qualities.

Gilgamesh has supernatural strength and abilities: He is two-thirds god and one-third man, which means he is gifted with supernatural strength, speed and endurance. He is able to perform deeds that would be impossible for a mortal.

Gilgamesh demonstrates wisdom and self-awareness: Throughout his journey, Gilgamesh comes to understand the limitations of human life and the importance of living a meaningful existence. He demonstrates wisdom and self-awareness which are the hallmark of a true epic hero.

These examples of Gilgamesh's character and actions support the conclusion that he is an epic hero and his story is an epic.

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In a market urvey, 100 trader ell fruit. 40 ell apple, 46 orange, 50 mangoe, 14 apple and orange, 15 apple and mangoe and 10 ell all three fruit each of the 100 trader ell at leat one of the three fruit. (A) how many trader ell only one fruit. (B) how many trader ell only two fruit

Answers

A)There are 88 trader sell only one fruit.

B) There are 46  trader sell only two fruit.

Since there are three sets, use the formula

n (A∪O∪M) = n(A) + n(O) + n(M) - n(A∩O) -n(O∩M) - n(A∩M) + n(A∩O∩M)

A represents apple traders = 40

O represents orange traders = 46

M represents mangoes traders = 50

A∪O∪M = total traders = 100

A∩O = 14

O∩M = ?

A∩M = 15

A∩O∩M = 10

B) Substitute values into the formula

100 = 40 + 46 + 50 - 14 - 15 - O∩M + 10

100 = 146 - 29 - O∩M

100 = 117 - O∩M

Make O∩M subject of formula

O∩M = 100 -117

O∩M = 17 traders

Now,

n(A∩O) -n(O∩M) - n(A∩M)

= 14 + 17 + 15

= 46

Therefore, the number of traders that sells two fruits  are 46.

A) oranges n(O)

= 46-(4+10+ x)

= 32

Again,

mangoes n(M).

= 50-(5+10+x)

= 35

Now,

apple n(A)

= 40-(4+10+5)

= 21

Now, adding all of them we get:

n(o) + n(M) + n(A) = 32 + 35 + 21

                            = 88

Therefore, 88 trader sells only two fruit

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