Mathematics High School

Which angle is the included angle for DE¯¯¯¯¯ and FE¯¯¯¯¯ ?



∠D

∠E

∠F

Answers

Answer 1
The correct answer is: ∠E
Answer 2

Answer: ∠E

Step-by-step explanation:

The  included angle for [tex]\overline{DE}[/tex] and  [tex]\overline{FE}[/tex]  is [tex]\angle{E}[/tex].

The included angle for any two lines or line segments is represented by the common vertex point.

For example : The included angle for [tex]\overline{AB}[/tex] and [tex]\overline{BC}[/tex] is [tex]\angle{B}[/tex] [Since B is the common end point in [tex]\overline{AB}[/tex] and  [tex]\overline{BC}[/tex] ]

Similarly, the  included angle for [tex]\overline{DE}[/tex] and  [tex]\overline{FE}[/tex]  is [tex]\angle{E}[/tex]  (Since E is the common vertex in  [tex]\overline{DE}[/tex] and  [tex]\overline{FE}[/tex] )

Related Questions

The current diameter of a tree trunk is 10 inches. the trunk diameter increases at a rate of 2 inches per year. an insect burrows into the trunk and lays its eggs in the secondary xylem, 1 inch out from the center of the tree. how far from the center will the dormant eggs be located in two years?

Answers

The answer is 1 because tree trunks grow wider because of cell divisions that occur only in the vascular and cork cambia (both located underneath the bark). Secondary xylem (wood) remains in place once it is formed. Therefore, the eggs will remain in their current position (1 inch out from the center).
the answer would be "1".

Simplify (x3+ 8x + 5) − (2x2− 3x − 12). −x2+ 11x + 17 x3− 2x2+ 11x + 17 −x2+ 5x − 7 x3− 2x2+ 5x − 7

Answers

x^3 + 8x + 5 - (2x^2 - 3x - 12) = 
x^3 + 8x + 5 - 2x^2 + 3x + 12 =
x^3 - 2x^2 + 11x + 17 <===

What is the value of x?

x−25=7

Enter your answer in the box in simplest form.
x =

Answers

that answer is -18 dfffdffdf
x would equal 32 because 32 - 25 = 7. if you add 25 to 7 the sum would be 32.

How to write 0.924 in two other forms

Answers

Hi there! 


Your question: 

How to write 0.934 in two other forms? 

My answer: 

Since 0.924 is a decimal, the two other ways are going to be a fraction and a percent. To make it a fraction you are going to find out what it's out of. in this case, it's 1,000. 


The answer is: 924/100 and 92.4%

if kyra cuts a 12" string into 3/4 strips for her art project , how many strips will she have
A) 9
B) 12
C) 15
D) 16

Answers

The answer is D) 16, I divided

Answer:

Kyra will have 16 strips of 3/4".

Step-by-step explanation:

This is a case of a division where we have to divide the 12" string in pieces of 3/4", this is:

[tex]NumberStrips=12/\frac{3}{4} =16[/tex]

Kyra will have 16 strips of 3/4".

is the choice vertical angle theorem correct?

Answers

Unfortunately it is incorrect. You should instead go for the Alternate Exterior Angle Theorem

Angle 2 and angle 7 are on opposite or alternate sides of the transversal cut. They are also exterior because they are on the outside of the train tracks (think of line a and line b as the metal rail of the train tracks). If a || b, then the alternate exterior angles are congruent, which applies to angle 2 and angle 7. Also it applies to angle 1 and angle 8. 

What 8 letter word can have a letter taken away and it still makes a word. take another letter away and it still makes a word. keep on doing that until you have one letter left - that is still a word. what is the 8 letter word...and what are the other smaller words?

Answers

The word in question is "starting." Taking away the second "t" gives "staring." Next, taking away the "a" gives "string," and taking away the "r" gives "sting." Further, dropping the second "t" gives "sing." Next, removing the "g" leads to "sin," the "s" gives "in," and finally taking away the "n" leaves the word "I."

Solve for y, give the slope and y intercept 5y=20, -y + 3=15x, y +1/3x=17

Answers

     [tex]5y=20[/tex]                                     Equation

[tex]y=4[/tex]                                            Divide by 5 on both sides

[tex]5(4)=20[/tex]                                     Plug in for y

[tex]20=20[/tex]                                        Simplify

y=4
slope= 0
y-intercept= 4

     [tex]^{-}y+3=15x[/tex]                           Equation

[tex]^{-}y=15x-3 [/tex]                              Subtract 3 from both sides

[tex]y=-15x+3[/tex]                                  Divide both sides by -1 

[tex]- (^{-}15x+3) +3=15x[/tex]               Plug in for y

[tex]15x-3+3=15x[/tex]                            Distribute -1 into the parenthesis

[tex]15x=15x[/tex]                                    Further simplified

y= -15x+3
slope= -15
y-intercept= 3

     [tex]y+ \frac{1}{3}x=17 [/tex]              Equation

[tex]y=^{-}\frac{1}{3}x+17 [/tex]               Subtract 1/3x from both sides

[tex](^{-}\frac{1}{3}x+17 )+\frac{1}{3}x =17[/tex]    plug in for y

[tex]17=17 [/tex]                                       Simplify

y= -1/3x+17
slope= -1/3
intercept= 17


If x y z are positive integers and 3x = 4y = 7z, then the least possible value of x + y + z is

Answers

The least possible value of x+y+z is 61.
this is how we find this,
if we find the LCM of 3,4 and 7 we get 84
= 3 x (4x7) = 4x(3x7) = 7x (3x4) 
x+y+z = (4x7) + (3x7) + (3x4) 
=28 +21+12 
=61 


What is the value for x?
Enter your answer in the box.

Answers

A is equal to C 
73=8y-7
+7
80=8y
y=10
73+73=146
180-146=34
6x+4=34
-4
6x=30
x=5

x=5
y=10
5=x. angles a and c are equivalent, so you just add them together and subtract from 180, then solve for x plugging in difference of the two.

Help I can’t answer this math question!!!

Answers

I hope this will help you
The probability is 6 out of 16

Suppose A and B are points. How many lines contain both A and B?

Answers

One and only one line contains both A and B (assuming, that A and B do not overlap)
Point A and point B should both contain one line

what is m Help Please

Answers

I don't know I forgot
I think the equation would look something like this:
M+k=180°
Now plug the equations for m and k into that equation.
Hope this helped, have a nice day.

Mayumi is constructing a line through point P that is perpendicular to RS←→. A horizontal line segment R S and a point P are drawn. The point P is above the horizontal line segment R S. She places her compass on point P to construct an arc. What must be true about the width of the compass opening when Mayumi draws the arc? It must be greater than 12RS. It must be equal to PS . It must be wide enough so that the arc intersects RS←→ in two points. It must be equal to PR .

Answers

Width of the compass should be more than the smallest space between P and RS, so that it cuts RS at two distinct points. Therefore, it must be wide enough so that the arc intersects RS←→ in two points. The photo is attached so that you can understand it more.

Hola fellow K12 kiddos!

Correct answer:

It must be wide enough so that the arc intersects RS←→ in two points.

Frederick needs to borrow $3000 for a down payment on a new car. His uncle decided to loan him the money as a 4.5% loan. Frederick doesn't want to pay more than $810 in interest. How many years does Frederick have to pay back the loan?

Answers

the answer is
20.2 hopes this hepls

Hank's pickup can travel 42 miles on 3 gallons of gas. How many gallons will​ Hank's pickup need to travel 28 ​miles?

Answers

2 gallons of gas

hope it helps

brainliest pls

Answer:

The person is right it's 2 gallons of gas to travel 28 miles

Step-by-step explanation:

Find the 40th term of the following arithmetic sequence:16,6,-4,-14

Answers

Let the 40th number be x
(x-16)/(-10) + 1 = 40
x-16 = 39(-10)
x = -390 + 16
x = -374

The 40th number in the sequence is -374

Solve each system by substitution {4p+2q=8 and q=2p+1} {x+6y=2 and 5x+4y=36}

Answers

4p +2q = 8
Q=2p+1

4p +2(2p + 1)=8
4p + 4p + 2=8
8p = 6
P=3/4

Substituting p=3/4 into the first equation
4(3/4) +2q =8
3+2q =8
2q=5
Q=5/2

A train travels 128 km in 2 hours and 30 minutes. What is its average speed in km/min?

Answers

1 hour = 60 minutes

2 hours = 120 minutes +30 = 150 minutes total

128 / 150 = 0.853 km/min

Brainly use a matrix to find the solution to the system of equations -8x-8y=-16 6x-9y=-108

Answers

We want to use a matrix to solve
-8x - 8y = -16
6x - 9y = -108

Before solving, simplify the equations as follows:
Divide the first equation by -8 to obtain
x + y = 2             (1)
Divide the second equation by 3 to obtain
2x - 3y = -36       (2)

In matrix form, the equations are
[tex] \begin{bmatrix}1&1\\2&-3\end{bmatrix} \begin{\bmatrix} x\\y\end{bmatrix}=\begin{bmatrix}2 \\ -36 \end{bmatrix}[/tex]

The determinant of the matrix is
D = (1)(-3) - (1)(2) = -5

Use Cramer's Rule.
[tex]x = \frac{1}{D} det(\begin{bmatrix}2&1\\-36&-3 \end{bmatrix} ) = \frac{1}{-5} (-6+36) = -6[/tex]
Similalrly, 
[tex]y= \frac{1}{-5} det(\begin{bmatrix} 1&2\\2&-36\end{bmatrix} ) = \frac{1}{-5}(-36-4) =8[/tex]

Answer:  (-6, 8)  or x = -6, y = 8


Evaluate the expression for x = –3

Answers

Kinda confused of the question

what is f(-5) if f(x) equals |2x-1|+10?

Answers

|2(-5) - 1| + 10
|-10-1| + 10
|-11| + 10
11 + 10
21 is your answer

Hope this helped!

Answer:

The value of the function for f(-5) is 21.

Step-by-step explanation:

Consider the provided function.

[tex]f(x)=|2x-1|+10[/tex]

We need to find the value of the function for f(-5).

Substitute the value of x=-5 in the above function.

[tex]f(-5)=|2(-5)-1|+10[/tex]

[tex]f(-5)=|-10-1|+10[/tex]

[tex]f(-5)=|-11|+10[/tex]

The absolute value of -11 is 11.

[tex]f(-5)=11+10[/tex]

[tex]f(-5)=21[/tex]

Hence, the value of the function for f(-5) is 21.

The product of two numbers is 44. find the sum of the two numbers s(x) as a function of one of the numbers, x. s(x)

Answers

Call the numbers x and y. According to the first sentence, xy = 44. You can rearrange to solve for y: y = 44/x. The sum of the numbers, s(x), is x + y, but we just found a way of expressing y in terms of x. Therefore: the sum expressed as a function of one of the numbers (x) is:

s(x) = x + 44/x

If two lines don’t intersect, then is it parrell (( true or false ))

Answers

The definition of parallel lines states that they don't intersect, so that would always be true. (In Euclidean geometry, anyway.)

Which set of integers is a pythagorean triple?
a. 2, 3, 6
b. 3, 4, 5
c. 4, 5, 9
d. 5, 7, 12?

Answers

H^2 = P^2 + B^2

a. 6^2 = 2^2 + 3^2
36 = 4 + 9
36 = 13
Therefore this is not a Pythagorean triple

b.5^2 = 4^2 + 3^2
25 = 16 + 9
25 = 25
Therefore this is a phythagorean triple

Please help!!

4) Use the figure below to answer parts A and B. Show your work. (4 Points)

A.)Explain, in words, a series of rigid motions that would map ∆MJS onto ∆DWP.

B.)Write the ordered-pair rule for each transformation in the sequence

Answers

Part A:

The series of rigid motions that would map ∆MJS onto ∆DWP are:

a.) A rotation of 90 degrees about the point J in the clockwise direction.
b.) A translation of 1 units to the right and 5 units up.



Part B:

The ordered-pair rule for each transformation in the sequence are:

a.) R (J, 90 degrees)
b.) (x, y) → (x + 1, y + 5)

Write a linear model for the cost of tickets based on the number of tickets a fan buys.

Answers

y = mx + b

y = 2x + 7 

3(x−7)=6(x−10)
Solve For X
3x-21=6x-60

Answers

3(x-7)=6(x-10)
3x-21=6x-60
3x-21+21=6x-60+21
3x=6x-39
3x-6x=6x-39-6x
-3x=-39
-3x/-3=-39/-3
x=13
Hello,

Let's look at the equation: 3(x−7)=6(x−10). Let's distribute the 3 and 6 to the parenthesis. After you distribute, the equation should look like: 
3x - 21 = 6x - 60. Then add 21 to both sides and that should leave you with 
3x = 6x - 39. Let's then get 6x to the other side by subtracting 6x to both sides. That'll leave you with -3x = -39, then divide each side by -3 to get x by itself. The equation would now be: x = 13. Hope this helps =).




What is the degree of 12x⁴-8x+4x²-3
A)12
B)4
C)3
D)8

Answers

The answer to your question is B: 4

PLEASE HELP!

Translate each phrase into a numerical expression.

Twice the opposite of eleven.

Answers

2*(-11) if its multiple choice but im not sure

Twice the opposite of eleven will be 2(-11).

What is an expression?

An expression is a combination of some mathematical symbol such that arithmetic operator and variable such that all are constrained and create an equation.

In other meaning, expression is very useful to determine the end or root value of constraint.

For example 3x +5y

The constraint of expression is represented as = or <, >.

Opposite of eleven = negative of eleven

Opposite of eleven = -11

Twice = multiply by two

So,

Twice the opposite of eleven = 2(-11) = -22

Hence "Twice the opposite of eleven will be 2(-11)".

To learn more about expression,

https://brainly.com/question/14083225

#SPJ2

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