For what value of x is a parallelogram ABCD a rectangle

For What Value Of X Is A Parallelogram ABCD A Rectangle

Answers

Answer 1

Answer:

A)  7

Step-by-step explanation:

x + 5 = 2x - 2

7 + 5 = 2(7) - 2

12 = 12

Answer 2

Answer:

a is your answer

Step-by-step explanation:


Related Questions

Mrs. Ballesteros students raised $300, Mrs. Garcia's
students raised $210, and Ms. Ramirez students raised
$180. What is the mean, or average, amount of money
raised by the English students?

Answers

Answer:

$230

Step-by-step explanation:

To find the average all you have to do is add all the numbers together in a given set then divide the total by the amount of numbers in the set.

I need help with slopes!!

Answers

Answer:

The slope of this line is -4

Please help it’s due by the end of tonight and I’m not sure what to do if you can’t see (sorry I took a picture of my computer it’s a bit Glitched) you can zoom in

Answers

Do not click that link it’s a hacker please

There are 6 softball teams. There are a total of 48 children on all the teams. There are an equal number of children on each team.
Choose the number sentence which represents the number of children on each team.

Answers

Answer:

I divide 48/6=8 that is the only one that make sense for me becuase 6x8=48

Step-by-step explanation:

What is 4 1/7 in simplest form ??

Answers

Answer:28

Step-by-step explanation:

Answer:

29/7 or in decimal form: 4.1428...

⚠️⚠️HELP PLEASE DUE BY MIDNIGHT⚠️⚠️
*explain if you can*

Write two different quadratic equations to represent the function with a vertex of (3,-5).

Answers

y=x^2+2x-15
x is squared

Image not writing all that.

Answers

Answer:

imagine

Step-by-step explanation:

Answer:

The answer is 15

Step-by-step explanation:

If the cup is only 15 cm and the pencil is 2 cm over the right amount, it would be 15

What's equivalent to 5x + 10 and none Equivalent to 5x + 10

Answers

Answer:

2(5x+6)-9

Step-by-step explanation:

That's the answer to the problem

help please !! i need help

Answers

Answer: 1/2x

Step-by-step explanation:

Y=x+20
Hope it’s right

When f(x)= -4x + 7 ,find f(1)

Evaluate function for given value

Answers

Answer:

f(1)=3

Step-by-step explanation:

f(1)= -4(1)+7=3

Sue receives a monthly salary of $500. She also receives a sales commision of
8% of her total sales. Her total sales this week were $2,500. Find her
commission and total sales.

Answers

Answer:

2000 because you got to subtract

Joseph and Molly each have coin collections. Joseph starts with 15 coins in his collection and adds 25 coins each month. Molly starts with 25 coins in her collection and adds 25 coins each month. How many coins would Joseph have after 3 months?

Answers

Answer:

Joseph has 90 coins after 3 months

Step-by-step explanation:

Joseph: 25x + 15

Molly: 25x + 25

x = 3

Joseph: 25(3) + 15  =  90

ANSWER ASAP PLEASEEEE SKSKSSKS
Which number is irrational?
A. 9
B. 10
C. 16
D. 25
E. 36

Answers

Answer:

pretty sure its 9

[tex] \sqrt{9 = + 3} [/tex]

A group of 540 students are required to take a test. Of these,
495 actually take the test, and 45 are absent that day.
(i) Write down the ratio of the number of students who take the test
to the number of students who are absent. Simplify this ratio as far
as possible. [3]
(ii) Of the 495 students who take the test, the numbers of students
obtaining grades A, B, C and D are in the ratio 5 : 14 : 10 : 4,
respectively. Calculate the number of students obtaining each
grade. Explain how you could check that your answers are

Answers

Answer:

1175, 210, 150, 60

In DEF, sin D = 24/26 What is cos E?

A. 24 26
B. 10 24
C. 10 26
D. 26 10​

Answers

Answer:

your answer will be option A. 24/26

Step-by-step explanation:

hope it helps....

In [tex]\triangle[/tex] DEF,  [tex]SinD = \frac{24}{26}[/tex] ,  then [tex]Cos \ E[/tex] will be equals to [tex]\frac{24}{26}[/tex] .

What are trigonometric ratios ?

Trigonometric ratios are defined as the sides and angles of a right-angled triangle are dealt with in Trigonometry.

We have,

[tex]\triangle[/tex] DEF,

[tex]SinD = \frac{24}{26}[/tex]

We know that,

[tex]SinD=\frac{Perpendicular}{Hypotenuse}=\frac{EF}{ED}[/tex]  and  [tex]CosE=\frac{EF}{ED}[/tex]

Using Pythagoras Theorem,

[tex]P^{2} +B^{2} =H^{2}[/tex]

i.e.

[tex]EF^2+FD^2=EF^2[/tex]

[tex]24^{2} +FD^2=26^2[/tex]

[tex]FD^2=676-576[/tex]

[tex]FD=10[/tex]

But when we look from [tex]\angle E[/tex] for [tex]Cos E[/tex] then,

[tex]CosE=\frac{EF}{ED}[/tex]

so,

[tex]CosE=\frac{24}{26}[/tex]

So, the value of    [tex]CosE=\frac{24}{26}[/tex] is derived using the Trigonometric ratios.

Hence, we can say that In [tex]\triangle[/tex] DEF,  [tex]SinD = \frac{24}{26}[/tex] ,  then [tex]Cos \ E[/tex] will be equals to [tex]\frac{24}{26}[/tex] .

To know more about Trigonometric ratios click here

https://brainly.com/question/13724581

#SPJ2

Which of the following is correctly written in Standard Form?
y= 4/5x +4
4x- 3y = 6
4/5x + 2y = 6
-4.2 + 2y =8

Answers

9514 1404 393

Answer:

  (b)  4x- 3y = 6

Step-by-step explanation:

Standard form is ...

  ax +by = c

where a, b, c are mutually prime integers and a > 0. (If a=0, then b>0.)

__

A: slope-intercept form with variables on both sides of the equal sign.

B: standard form

C: coefficients aren't integers

D: coefficients aren't integers; leading coefficient is negative.

Answer:

4x- 3y = 6

Step-by-step explanation:

Find the area of the
triangle.
9 cm
22 cm
[?] cm2

Answers

Answer:

11

Step-by-step explanation:

Half base times height

the probability that a student takes spanish is 70%. The probability that a student takes spanish and they are a freshman is 30% what is the probability that a randomly selected student is a freshman given that he/she takes spanish

Answers

30%....................................

Answer:  At Kennedy Middle School, the probability that a student takes Technology and Spanish is 0.087. The probability that a student takes Technology is 0.68

Step-by-step explanation: u divide

Please help will give brainliest

Answers

Answer:

Should be 70 since <B is also 70

Step-by-step explanation:

Going by the diagram, you just read the value of x. The value of y requires a little bit of calculation.  x=70 degree

Step-by-step explanation: Step One

Find x

You just read the value.

x is the same as the 70 degree angle. That comes about from parallel lines.

x = 70 degrees. <<<< answer

Step Two

Find y  

All triangles have 180 degrees.

So ABC has 180 degrees.

70 + 50 + <ACB = 180         Combine like terms

120 + <ACB = 180               Subtract 120 from both sides

<ACB = 180 - 120

<ACB = 60

y = <ACB

y = 60 degrees.    <<<< Answer.

hoped this helped :)

Need the Answer for this, provide an explanation.

Answers

Answer:

D) -5x(x² + 2x + 3)

Step-by-step explanation:

-5x³ - 10x² - 15x

Common factor:

-5x

Factored:

-5x(x² + 2x + 3)

Find the maximum power of 5 which can divide 49!

Answers

Answer:

10

Step-by-step explanation:

What's a range? Please help me​

Answers

Step-by-step explanation:

the area of variation between one place of one point to another place of another point of cup is called range.

hope it is helpful to you

What is m<1? Help please

Answers

Answer:

139

Step-by-step explanation:

Inside angles of a triangle = 180 degrees

61 + 78 = 139

180 - 139 = 41

unknown interior angle = 41 degrees

So m<1 = 139

(Or just add the two interior angles together)

A book costs $1.49 and is sold in a retail store for $8.99. What is the percentage in mark up? *​

Answers

Answer:

The mark up percentage of the book is 603.35 percent with respect to its initial price.

Step-by-step explanation:

Given that a book costs $ 1.49 and is sold in a retail store for $ 8.99, in order to determine what is the percentage in mark up, the following mathematical operations must be performed:

(8.99 / 1.49) x 100 = X

6.0335 x 100 = X

603.35 = X

Thus, the mark up percentage of the book is 603.35 percent with respect to its initial price.

• A rope 75 meters long was cut into pieces that were each 1.5 meters long.
How many pieces resulted?
Help!!

Answers

The answer is 50.
75/1.5=50

Can I please have brainliest?

Please please please help

Answers

9514 1404 393

Answer:

  a) max height: 210.25 feet

  b) time: 7 seconds

Step-by-step explanation:

Since this is about graphing quadratics, it seems appropriate to use a graph produced by a graphing calculator. It shows ...

  maximum height: 210.25 feet

  time to hit the ground: 7 seconds

Help please!!!! I’ll appreciate it so much!

Answers

Question 1) x + 6 = 20
x + 6 - 6 = 20 - 6
x = 14

Question 2) x - 2 = 5
x - 2 + 2 = 5 + 2
x = 7

Question 3) 15 + m = 9
15 - 15 + m = 9 - 15
m = -6

Hi here is the problem

Answers

Answer:

Look at the image.

Step-by-step explanation:

24 ÷ 4 = 6

6 × 9 = 54

24 ÷ 3 = 8

8 × 5 = 40

My sister needs help with this problem

Can you post step by step
Thank you!

Answers

Answer:

D.

Step-by-step explanation:

When you replace the x and y in "2x-y" with (4,-2) its going to be 2(4)-(-2) and thats going to make it greater than 3.

Chad wants to know which professional baseball player is most popular among the 300 students at his school. Which is the most representative and reasonable sample for him to survey?

Answers

Answer:

It could be to: collect data from a sample of every twentieth student who arrives at school one day

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