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VladimirAG [237]
3 years ago
8

Helppooooopopopppppp

Mathematics
1 answer:
myrzilka [38]3 years ago
7 0

Answer:

2\pi \: r

<h3>4th answer is correct</h3>

Step-by-step explanation:

2 \times \pi \times r

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Solve 4,500 ÷ 9 = ___ using mental math.
Pachacha [2.7K]

Answer:

<em>4,500 ÷ 9 = 500</em>

<em>hope this helps</em><em> </em><em><</em><em>3</em>

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3 years ago
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In the upcoming election for governor, the most recent poll, based on 900 respondents, predicts that the incumbent will be reele
lions [1.4K]
<h2>405 people</h2>

Step-by-step explanation:

It is given that there are a total of 900 people.

It is given that 55% of the people will reelect.

So,it can be found that 100-55=45% of the people may not reelect or may not make their decision yet.

So,number of people that may not reelect or may not make their decision yet is \frac{45}{100}\times 900=405.

So,405 people haven't made their decision yet or not reelect.

6 0
4 years ago
QUESTION 1:
Romashka [77]

Q1

I like to use the standard form to write the equation of a perpendicular line, especially when the original equation is in that form. The perpendicular line will have the x- and y-coefficients swapped and one negated (remember this for Question 3). Thus, it will be

... 5x - 2y = 5(6) - 2(16) = -2

Solving for y (to get slope-intercept form), we find

... y = (5/2)x + 1 . . . . . matches selection C

Q2

The given equation has slope -3/6 = -1/2, so that will be the slope of the parallel line. (matches selection A)

Q3

See Q1 for an explanation. The appropriate choice is ...

... B. 4x - 3y = 5

Q4

The given line has slope -2, so you can eliminate all choices except ...

... D. -2x

Q5

The two lines have the same slope (3), but different intercepts, so they are ...

... A. parallel

8 0
4 years ago
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yaroslaw [1]

Answer:

\boxed{x = -5~~and~~ y =1}

Step-by-step explanation:

-5x - 10y = 15

<u>-3x + 10y = 25 </u>+

-8x = 40

x = \frac{40}{-8}

x = -5

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Substitute the value of x to one of equations

-5(-5) - 10y = 15

25 - 10y = 15

-10y = 15 - 25

-10y = -10

y = \frac{-10}{-10}

y = 1

7 0
3 years ago
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Why is my dad so mean to me?
Vladimir79 [104]
To be honest there are lots of different reasons. You might want to try and talk to him to let him now how he is making you feel.
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3 years ago
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