The perimeter of a rectangle is 70 and it's diagonal is 25. Find it's length and width.

Answers

Answer 1
P=70
d=25
Let’s name length y and width x
x+x+y+y=70
2x+2y=70
Now we need to write phytagoras theorem for the second equation. x^2+y^2=25^2
x^2+y^2=625
{2x+2y=70
{x^2+y^2=625

{x=35-y
{(35-y)^2+y^2=625

Now just solve it for y yourself❤️hope this helped

Related Questions

HL
ASA
SSS
AAS
SAD
Not congruent

Answers

Answer: 4

Step-by-step explanation:

i think

need help with this

Answers

Answer:

1 ½% of x = 15

3/2 × x = 15

x = 15/1.5

x = 10

So

1½ 15

— = —

100 10

i need help again pls

Answers

Answer:

the answer is A

Step-by-step explanation:

Answer:

B. Add two -1 counters to each side

Step-by-step explanation:

If you were to do this problem normally you would subtract 2 from each side so B just makes sense.

Can somebody help me with this one thank you.

Answers

It would be 11 liters

A
8
B
7
D
С
CD = [?]

Answers

It’s. 87 if not 8 or 7

SelectTWO ordered pairs that satisfy the function y=−4x−1.
A
(−4,−1)

B
(−1,3)

C
(2,−9)

D
(5,19)

Answers

answer is A
Hope it helps
A took a test on it

what is the slope for (4.6) and (8,4

Answers

Answer:

This is a vertical line; there is no change in the x coordinate value; and since the slope is defined to be change in y any attempt to corresponding change in x evaluate the slope would result in an attempt ot divide by zero.

Step-by-step explanation:

There your answer hope it helps.

Algebraic Expression
43 times greater than
the sum of 57 and 93​

Answers

The algebraic expression is the following

43(57+93)

You’re going to want to put into parentheses the numbers 57 and 93 anytime you are asked for the sum of two numbers. Of course you would want to complete that portion of the algebraic expression first (PEMDAS) then you would want multiply that by 43 to make it 43 times greater.

43(150)

The final answer to the expression is 6,450

Cady has $3000 to deposit in the bank which offers 4% interest. How long does she need to leave the money in the bank in order to earn $600 in interest?

Answers

Answer:

Cady will have to leave the money in the bank for 5 years.

Step-by-step explanation:

Given that Cady has invested $ 3000 in an account with an interest rate of 4%, to know how much time must be invested to obtain $ 600 in interest, the following calculation must be performed:

3000 x 1.04 = 3.120

Thus, each year the investment will yield interest for $ 120. Therefore, since 600/120 is equal to 5, Cady will have to leave the money in the bank for 5 years.

You have a square that has a side length of $1$ centimeter. Each minute, $2$ centimeters are added to the side length. After $10$ minutes, what will be the difference between the area of the last square and the area of the initial square in square centimeters (do not include the units in your answer)?

Answers

Answer:

Difference in area of the last square and the initial square = 440 cm²

Step-by-step explanation:

Length of the side of a square = 1 cm

Area of the square = (side)² = 1 cm²

Addition of side length every minute = 2 cm

After x minutes length of each side of the square = (1 + 2x) cm

If x = 10 minutes

Length of each side of the square = [1 + 2(10)]

                                                         = 21 cm

Area of the square after 10 minutes = (21)²

                                                            = 441 cm²

Therefore, difference in area of the last square and area of the initial square

= 441 - 1

= 440 cm²

What's 384400 rounded

Answers

Answer:

380000

Step-by-step explanation:

rounded to the nearest ten thousand

384400 rounded to the nearest ten thousand is 380000.

What is the rounding off numbers?

Rounding a number means the process of making a number simpler such that its value remains close to what it was. The result obtained after rounding off a number is less accurate, but easier to use. While rounding a number, we consider the place value of digits in a number.

The given number is 384400.

The number rounded to nearest ten thousand as

380000

Therefore, 384400 rounded to the nearest ten thousand is 380000.

To learn more about the rounding off numbers visit:

brainly.com/question/13391706.

#SPJ2

"Your question is incomplete, probably the complete question/missing part is:"

384400 rounded to the nearest ten thousand

Photo attached please help

Answers

Answer:

A

Step-by-step explanation:

Multiply:

[tex](\frac{5}{5+\sqrt{10x} } )(\frac{5+\sqrt{10x} }{5+\sqrt{10x} } )[/tex]

Simplify:

[tex]\frac{5(5-\sqrt{10x}) }{(5+\sqrt{10x})(5-\sqrt{10x} ) }[/tex]

Factor:

[tex]\frac{5(5-\sqrt{10x}) }{25-10x}[/tex]

Reduce:

[tex]\frac{5(5-\sqrt{10x}) }{5(5-2x)}[/tex]

Solution:

[tex]\frac{5-\sqrt{10x} }{5-2x}[/tex]

What is the value of y in this triangle?

Answers

Answer:

value of y in triangle is D. 36° okay

The histogram shows a distribution of girls' heights in inches.

Which statement best describes the distribution?

A.
The data is positively skewed because the majority of the data is clustered to the left of the center.

B.
The data is negatively skewed because the majority of the data is clustered to the left of the center.

C.
The data is positively skewed because the majority of the data is clustered to the right of the center.

D.
The data is negatively skewed because the majority of the data is clustered to the right of the center.

Answers

Answer:

I believe the answer is B

In a batch of lightbulbs, 30% are tinted, if 45 lightbulbs are tinted, how many lightbulbs are in the batch?

Answers

Step-by-step explanation:

30% of lightbulbs = 45 lightbulbs

100% of lightbulbs

= 45 * (100/30) = 150 lightbulbs.

Hence there are 150 lightbulbs in the batch.

find the angle which y= equals to root 3 x -4 makes with yaxis​

Answers

9514 1404 393

Answer:

  30°

Step-by-step explanation:

The angle a line makes with the x-axis is arctan(slope). Here, that is ...

  angle with x-axis = arctan(√3) = 60°

So, the angle made with the y-axis is the complement of this:

  angle with y-axis = 90° -60° = 30°

For weeding the garden Arjun was given $18.29 . Now he has $42.38 . How much money did he have before ?

Answers

Answer:

24.09

Step-by-step explanation:

42.38 - 18.29 = 24.09

Solve the equation + 6 = 2.
Question 13 options:

A)

No Solution

B)

a = 13

C)

a = 7

D)

a = 61
Question 14 (5 points)
Solve the equation 10 + y√
y
= 14

Question 14 options:

A)

y = 576

B)

y = 4

C)

y = 16

D)

y = 2

Answers

The answer is a=7 because you have to do 7-6 which equals to 2 which a=7 is the right answer

What is the area of a circle with a radius of 5 inches?
Use 3.14 for a
Enter your answer as a decimal in the box.
in?

Answers

Answer:

78.54in²

Step-by-step explanation:

i used the formula

What is the answer to f(1)= ?

Answers

Answer:

f(1) = 1

Step-by-step explanation:

To go 1 on the x-axis and check to see where it is on the y-axis. In this case, when x = 1, y = 1.

Therefore, f(1) = 1.

Triangle ABC ~ Triangle DEF, which of the following is a conclusion that can be drawn?
A. AB/AC=DE/DF
B. AB/DE=CA/DE
C. BC/AB=DE/EF
D. BC/AC=EF/DE​

Answers

9x^2-10x^1+1 from −2x^2+4x−10.
your answer is A.) AB/AC=DE/DF

Hello! :)
Please help me solve this + explain your answer :)

I will indeed give you Brainlst <3

Answers

Answer:

C. 350 - acres of pumpkins

Step-by-step explanation:

The Uncle owns 510 acres, and wants 190 more acres of pumpkin than squash totaling at 510.

When looking at the possible answers D is automatically wrong since the Uncle only owns 510 acres. When I added A and C I got 510 as an answer;

160 + 350 = 510

So he wants 190 more pumpkin acres than squash so 160 represents the squash and 350 represents the pumpkin.

160 + 190 = 350

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

Another way to find the answer is by taking 510 and subtracting 190 then dividing by two;

510 - 190 = 320

320 / 2 = 160

160 + 190 = 350

Then 160 would be squash and 350 would be pumpkin.

I hope this helps!

F(x)=x-7
What is the value of x when f(×) =3

Answers

Answer:

3= x - 7 (write out the equation and think of what number with 7 subtracted would be equal to 3)

3= 10-7 (10-7 is equal to three, so that's what x has to be)

x=10

Step-by-step explanation:

“Which of the following is most likely caused by chemical weathering” A.cirques carved out by a melting glacier
B. U-shaped valleys formed in a mountain region
C. Rocks and sediment transported and deposited
D.unrecognizable facial features on a marble statue

Answers

Answer:

D. Unrecognizable facial features on a marble statue

Step-by-step explanation:

The first 3 answer choices are all examples of physical weathering, not chemical weathering.

This is because the changes were caused by natural things such as flowing water and heating.

However, unrecognizable facial features on a marble statue would be caused by chemical weathering, where chemicals can erode marble and cause distortion in a statue.

So, D is the correct answer.

the robots are powered on coffee alone. they use two bags of coffee each day.how long will 1/4 bag last?

Answers

Answer:

One robot will be powered for an eighth of a day (1/8 of a day) by one quarter (1/4) of a bag of coffee.

Answer: 3 hours

Explanation: There are 24 hours in a day, and the robots use 2 bags of coffee a day, so you gotta do 24/2 and that means 1 bag of coffee lasts 12 hours. Next, the question is how long does 1/4 bag last, so you do 12/4 and get 3, therefore the correct answer is 3 hours. Hope this helped!

PLEASE HELP WILL MARK BRAINLIEST AND GIVE 20 POINTS!!!

A right rectangular pyramid is sliced vertically (down) at the red line by a plane not passing through the vertex of the pyramid. What is the shape of the cross-section.

A Trapezoid
B Triangle
C Rectangle
D Cylinder

Answers

Answer:

I feel like it might or might not be rectangle because it didn't pass through the vertex so it's almost like it's cutting off the top part of the pyramid.

Answer: Trapezoid

Step-by-step explanation:

I just did the test and got 100

Sammy has $180 in her savings account and plans to deposit $20 each month.

help me plz ​

Answers

Answer:

For a function f(x) = y.

The independent variable is the one that we chose to input in the function, in this case, is x, and the dependent variable is the variable that changes in response to the independent variable, in this case, is y.

In this problem we have:

"Sammy has $180 in her savings account and plans to deposit $20 each month."

We can define:

y = money in her savings account

x = number of months that have been passed since she started saving.

Originally, she has $180, and she saves $20 per month, so if x months have been passed, the total amount of money in her savings account is:

y = f(x) = $180 + $20*x

Now we want to know if this function is continuous or discrete, to see this we need to look at the possible values of x.

x represents the number of months that have been passed, then the values that x can take are:

x = 0, 1, 2, 3, 4, ...

So x can only take the values of positive integers, this means that the domain of x is discrete, then the function f(x) is a discrete function.

Could y’all pls help out brainlest correct answer only

Answers

Answer:

The third option with the decimal on top as a fraction

Answer:

C

Step-by-step explanation:

Think of the proportional relationship as algebra.

k*number of MovieTickets = Cost, where k is the constant of proportionality.

To find k, you can substitute values in the table and solve for k.

In this example:

k*5 = $28.75

k = $28.75/5

This answer is C.

PLZZZZZ HELPpppppppp

Answers

Answer:

I will help if u come here

Answer:

the table does not match jada problem because for. each sparkling water and Apple juice she should have gotten 2x the amount

Solve the given inequality and graph the solution on a number line. -x/2 + 3/2 < 5/2 Answer?
25 POINTS FOR BRAINLIEST

Answers

Answer:X>-2

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don’t contain the variable.

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