Distance:-
[tex]\\ \rm\Rrightarrow \sqrt{(x_1-x_2)^2+(y_1-y_2)^2}[/tex]
[tex]\\ \rm\Rrightarrow \sqrt{(10-1)^2+(6-4)^2}[/tex]
[tex]\\ \rm\Rrightarrow \sqrt{9^2+2^2}[/tex]
[tex]\\ \rm\Rrightarrow \sqrt{81+4}[/tex]
[tex]\\ \rm\Rrightarrow \sqrt{85}[/tex]
[tex]\\ \rm\Rrightarrow 9.22units[/tex]
An office decreases paper waste by
35%. Originally the office produces
w pounds of waste.
Part A
reads forx nights? Which expression represents the
waste reduction?
A. w - 35
B. 1.35w
C. 0.35w
D. w-0.35w
Part B
How much paper waste do they
produce now, if they originally
produced 8 pounds per month?
The expression that represents waste reduction is w - 0.35x.
The paper waste produced now is 5.2 pounds per month.
What is the expression that represents waste production?The exression that represents waste production is the total amount of waste generated less athe reduction in waste.
w - 0.35x
Waste now produced = 8 - 0.35 x 8 = 5.2 pounds
To learn more about mathematical expressions, please check: https://brainly.com/question/11980704
Combine like terms:
-4k+15k-30=-78
(must be a decimal)
Answer:
I don't know sorry, I wish I could help you
Let's combine like terms:-
[tex]\bigstar{\sf{-4k+15k-30=-78}[/tex]
Add the k's:-
[tex]\bigstar{\sf{11k-30=-78}[/tex]
Add 30 to both sides:-
[tex]\bigstar{\sf{11k=-78+30}[/tex]
[tex]\bigstar{\sf{11k=-48}[/tex]
Divide both sides by 11:-
[tex]\bigstar{\boxed{\sf{k=4.36}}[/tex]
note:-Hope everything is clear; if you need any clarification/explanation, kindly let me know, and I will comment and/or edit my answer :)
is 3/2 x 2/5 is equal to 3/2?
Answer:
No.
Step-by-step explanation:
the result is 17 / 5, Which is not = 3 / 2
Answer:
3/2*2/5=3/5 (FALSE!)Step-by-step explanation:
Solve this problem by multiplying the fraction from left to right.
3/2*2/5=3/5Dividing is another option.
3/5=0.6
No, because 3/2 times 2/5 equals 3/5.I hope this helps you! Let me know if my answer is wrong or not.
Suppose that spain has a workforce of 22.85 million people, and that the average salary for each person is €24,200 annually. spain has imports of €290.85 billion and exports of €200.13 billion. if the spanish government levies a 7% tariff on exports, an 18% tariff on imports, and a 21% income tax, how will the revenue gained from tariffs and the revenue gained from income tax compare? a. the government will earn €80.7214 billion more from tariffs than from income tax. b. the government will earn €29.5030 billion more from tariffs than from income tax. c. the government will earn €63.7707 billion more from income tax than from tariffs. d. the government will earn €49.7616 billion more from income tax than from tariffs.
The revenue that the Spain government gained from tariffs and the revenue gained from income tax compare as given by: Option d. the government will earn €49.7616 billion more from income tax than from tariffs.
How to find the percentage from the total value?Suppose the value of which a thing is expressed in percentage is "a'
Suppose the percent that considered thing is of "a" is b%
Then since percent shows per 100 (since cent means 100), thus we will first divide the whole part in 100 parts and then we multiply it with b so that we collect b items per 100 items(that is exactly what b per cent means).
Thus, that thing in number is
[tex]\dfrac{a}{100} \times b[/tex]
For this case, we have these information:
Import amount = €290.85 billionTariff on import = 18% on import amountExport amount = €200.13 billionTariff on export = 7% on export amountTotal people in Spain = 22.85 millionEach person's average salary = €24,200 annuallyTax on income = 21%Calculating the earnings from tariffs and income tax:
Tax generated from income = 21% of €552970 =
[tex]\dfrac{552.97 \times 10^9}{100}\times 21 = 116.1237 \: \rm billion \: euros[/tex]
Earning from tariffs = 52.353 billion + 14.0091 billion = 66.3621 billion
Difference in earning from income tax and tariffs is:
116.1237 billion - 66.3621 billion = 49.7616 billion euros.
Thus, the revenue that the Spain government gained from tariffs and the revenue gained from income tax compare as given by: Option d. the government will earn €49.7616 billion more from income tax than from tariffs.
Learn more about percent here:
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pls help me to answer this
Answer:
so i just went on spreadsheets and created this and screenshotted it i hope this helps
Step-by-step explanation:
A survey asked 100 seventh graders if they have either a cell phone or a tablet. Of the 32 students that have a cell phone, 19 do not have a tablet. Of the 70 students that have a tablet, 57 do not have a cell phone. A total of 11 students stated they do not have a cell phone or a tablet. Some of this information is included in the frequency table.
help please
Answer:
I don't know sir actually I didn't understand your question no need to reply to my answer bye
Answer:
13
Step-by-step explanation:
if you read through the paragraph and pot your data on the table, the answer will show and is 13
Help, no links
an industrial water tank in the shape of a triangular pyramid has a height of 30 feet. the area of the base of the water tank is 400 square feet. what is the volume of the water tank in cubic feet?
a. 4,000 cubic feet
b. 12,000 cubic feet
c. 36,000 cubic feet
d. 6,000 cubic feet
Find the slope of the line.
PLS HELP I AM SO BEHIND
Answer:
-1
Step-by-step explanation:
Follow the example below and Good Luck!!!
Answer:
-6/5
Step-by-step explanation:
The slope of the line is the ratio of "rise" to "run". That is, it is the ratio of the vertical change between two points to the horizontal change between those points.
__
Here, two points are marked, (-1, 2) and (4, -4). Either by counting grid squares or by subtracting coordinates, we find the vertical change (rise) from the first point to the second to be (-4 -2) = -6 units. The horizontal change (run) from the first point to the second is (4 -(-1)) = 5.
The slope is the ratio of these values:
slope = rise/run = -6/5
"the square of y decreased by
quotient of 36 and 6"?
Here's your answer, folks! ↓
[tex]y^2 - (36 * 6)[/tex]
a equilateral triangle has a perimeter of 21x + 9 what is the length of each side of the triangle?(hint: factor the perimeter)
Answer:
[tex]7x + 3 \\ [/tex]
Step-by-step explanation:
All sides in an equilateral triangle are equal so factor out three and you are left with the length of each side.
[tex]3(7x + 3)[/tex]
Aria paid $75,000 for her house. its property value increased by 2.2% per year. when aria sold her house after eleven years, how much was it worth, to the nearest hundred dollars? a. $133,700 b. $95,400 c. $95,300 d. $93,100
The worth of the Aria's house, when she sold her house after eleven years, is $95300 to the nearest a hundred dollars.
What is percentage increase?Percentage increase is the amount added to the initial value of a product in the percentage part.
The percentage increase over a year can be found out using the compound interest formula,
[tex]A=P(1+\dfrac{r}{100})^n[/tex]
Here, (A) is the final amount (P) is the principal amount, (r) is the rate and n is the time period.
Aria paid $75,000 for her house. its property value increased by 2.2% per year. The time period is 11 years. Put these values in the above formula as,
[tex]A=75000(1+\dfrac{2.2}{100})^{11}\\A=95284.3[/tex]
To the nearest, a hundred dollars,
[tex]A=95300[/tex]
The worth of the Aria's house, when she sold her house after eleven years, is $95300 to the nearest a hundred dollars.
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Answer: incase you're still confused, the answer is $95,300. Hope this helps <3
(20 points!) (photo attached for context)
Line segment ST is congruent to which line segment?
The expression 1/2 bh gives the area of a triangle where b is the base of the triangle and h is the height of the triangle. What is the area of a triangle with a base of 7 cm and a height of 4 cm?
Answer:
The area of a triangle is 14 cm square.
Step-by-step explanation:
Given : The expression gives the area of a triangle where b is the base of the triangle and h is the height of the triangle.
To find : What is the area of a triangle with a base of 7 cm and a height of 4 cm?
Solution :
The area of triangle is
Where,b is the base b=7 cm
and h is the height h=4 cm.
Substitute in the expression,
Therefore, The area of a triangle is 14 cm square.
A software designer is mapping the streets for a new racing game. all of the streets are depicted as either perpendicular or parallel lines. the equation of the lane passing through a and b is -7x 3y = -21.5. what is the equation of the central street pq? a. -3x 4y = 3 b. -1.5x − 3.5y = -31.5 c. 2x y = 20 d. -2.25x y = -9.75
The equation of the central street PQ is -1.5x - 3.5y = -31.5 option (b) is correct.
What is a straight line?A straight line is a combination of endless points joined on both sides of the point.
We have a straight line:
[tex]-7x+3y=-21.5[/tex]
Convert it to the general form given below:
[tex]\rm y=mx+c[/tex]
[tex]\rm 3y=-21.5+7x\\\\ \rm y = \frac{-21.5}{3}+\frac{7}{3}x[/tex] or
[tex]\rm y = \frac{7}{3}x-\frac{21.5}{3}[/tex]
[tex]m = \frac{7}{3}[/tex] (Slope of AB line)
For the slope(m') of the PQ line:
[tex]\rm m'=-\frac{1}{m}[/tex] ( because AB and PQ are perpendicular to each other)
[tex]\rm m' = -\frac{3}{7}[/tex]
We know the:
[tex]\rm (y-y')=m'(x-x')[/tex]
Where (x', y') = (7, 6), we get:
[tex]\rm (y-6)=-\frac{3}{7} (x-7)[/tex]
[tex]\rm 7(y-6)=-3 (x-7)\\\\\rm 7y-42= -3x+21\\\\\rm 7y= -3x+21+42\\\\\rm 3x+7y=63[/tex]
[tex]\rm -1.5x-3.5y=-31.5[/tex] (multiply by -1/2 on both sides)
Thus, the equation of the central street PQ is -1.5x - 3.5y = -31.5
Learn more about the straight line.
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What are all that apply?
height or altitude for a parallelogram means the perpendicular distance from one parallel side to the other. Check the picture below.
Can you help me solve for #1 please?
Answer:
x = 15
It is a Pythagorean triple.
Step-by-step explanation:
1.
a² + b² = c²
9² + 12² = x²
81 + 144 = x²
x² = 225
x = 15
The three numbers, 9, 12, 15 do form a Pythagorean triple since they are integers.
The value 3pie/16 is a solution for the equation 2cos^2(4x)-1=0 true or false
Answer:
This is true
Step-by-step explanation:
BRAINLIEST FOR CORRECT ANSWER: What is the area of this figure?
Step-by-step explanation:
The answer should be 578mi²
Plese help me.....
GOD WILL BLESS YOU
4 11
8 22
16 n
8 x n = 22 x 16
n = 44
WILL GIVE BRAINLIEST! Calculate the length of AB
Answer:
x=6.6
Step-by-step explanation:
13:5=x:3
33=5x
33/5=x
6.6=x
Answer:
15.16047 cm
Step-by-step explanation:
notice that the smaller triangles ratio is 3 : 5
so the bigger triangle's bottom side has length 13 cm
so lets multiply 13 by (3/5)
we get 7.8
we can just use pythagorean theorem to find AB
[tex]\sqrt{x} = 7.8^{2} + 13^{2}[/tex]
15.16047 cm
if 2 dogs were walking and 2 more came how much is that
Answer:
4
Step-by-step explanation:
Help plsss thankss
what do the coefficients of a quadratic function in standard form reveal about its graph?
Answer:
The coefficient of the quadratic term ,a,determines how wide or narrow the graphs are, and
weather the graph turns upward or downward
Step-by-step explanation:
this is your answer
4y + 5 + 2 + 7y answer?
Answer:
11y + 7
Step-by-step explanation:
4y + 5 + 2 + 7y
4y + 7y + 5 + 2 <== combine the like terms
11y + 7
Hope this helps!
Answer:
11y+7
Step-by-step explanation:
4y+5+2+7y
combine like terms
5+2=7
then you have
4y+7+7y
combine the y's
4y+7y=11y
then you got
11y+7
I AM GIVING AWAY 30 POINTS TO WHOEVER ANSWERS ME
Answer:
Answer B
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
The venn diagram of the option B is correctIt is a fact that all whole numbers are real numbersBut, all real numbers, such as 3/4, are not always whole numbersPlease help I will give brainliest.
Answer:
t = 0, and t = 4/5
Step-by-step explanation:
1. Write the equation in standard form:
-75t^2+60t=0
2. Solve with the Quadratic formula:
[tex]t_{1,2} = \frac{-60 +- \sqrt{60^2 - 4(-75)}0}{2(-75)} \\\\t_{1,2} = \frac{-60+-60}{2(-75)} \\\\3. Separate the fractions:\\t_{1} = \frac{-60+60}{2(-75)} , t_{2} = \frac{-60-60}{2(-75)} \\\\4. Solve for each:\\t_{1} = \frac{0}{-150} = 0\\t_{2} = \frac{-120}{-150} = 4/5[/tex]
hope this helps!
HELP ME PLEASE
PRETTY PLEASEEEEEEEEEEE
Answer: 718 in^2.
Step-by-step explanation: To find the volume of a cone, you use the following equation:
V = π x r^2 x h x 1/3, where π is approximately 3.14, r^2 is the radius of the cone squared, h is the cone's height, and V is the volume of the cone. Since a cone's volume is one-third of a cylinder's, that's why we multiply by 1/3, in case you're confused about where the 1/3 comes from.
Now, we substitute the following so we can solve this problem:
V ≈ 3.14 x 7^2 x 14 x 1/3.
Now that we've filled in the following, we can solve it:
3.14 x 7^2 ≈ 153.86.153.86 x 14 ≈ 2154.04.2154.04 x 1/3 ≈ 718.01333333.Therefore your answer is 718.01333333 in^2 or rounded to the nearest whole number is 718 in^2.
Let me know if this is right! :)
A kite is inscribed in a square with a side length of 9 units. What is the area of the kite? 27. 5 square units 36. 0 square units 40. 5 square units 45. 0 square units.
45. 0 square units.
The area of the kite is 40.5 unit square.
The side of the kite inscribed in square is 9
We have to find the area of the kite
What is the formula for the area of the kite?The area of a kite is,
[tex]A = (d_1d_2) / 2[/tex]
Where [tex]d_1[/tex] and [tex]d_2[/tex] are the diagonals of the kite.
The kite is inscribed in the square, and the sides of the square are 9 units, the diagonals of the kite are both 9 units.
Therefore we get,
[tex]d_1 = 9 units[/tex]
[tex]d_2 = 9 units[/tex]
[tex]A = (9units \times 9units) / 2[/tex]
[tex]A = 81units^2 / 2[/tex]
[tex]A = 40.5 units^2[/tex]
So the third option is correct .
Therefore ,The area of the kite is 40.5 unit square.
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7^-6/7^-2 rewrite it using a singular positive exponent
Answer:
1/7^4
Step-by-step explanation:
negative exponents flip to opposite side of the fraction and add to like-base terms.
find the x-intercept of the following linear equation -2x + 3y = 12
Answer:
X = 6
Step-by-step explanation:
Hope this helped!!
maybe mark brainiest
Algebra Complete the table.Write the
expression that can be used to find the
missing value in the second row.
Step-by-step explanation:
In the second column, we can see that every value of n is being added by 6.
Thus, the expression is n + 6.Now, let's substitute the value of n in each column to verify each column. Then, using the expression, let's find the value of n + 6 where n = 28.
When n is 12:
n + 6 = 1812 + 6 = 1818 = 18When n is 15:
n + 6 = 2115 + 6 = 2121 = 21When n is 21:
n + 6 = 2721 + 6 = 2727 = 27Thus, the expression is proven correct. Now, let's find n + 6 when n is 28.
Finding n + 6 when n is 28:
n + 6 = x28 + 6 = x34 = xThus, the missing value in the table is 34.