A=1/2f(r+z), solve for r

Answers

Answer 1

Answer:[tex]\frac{2A}{f} -2=f[/tex]

Step-by-step explanation:

A=1/2(r+2)

2A=f(r+2)

2A/f=r+2

2A/f-2=r


Related Questions

help math!!

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

Answers

Answer:

your answer is 5.............

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The Correct choice is :

E. 13

Solution is in attachment ~

Can someone help me do this

Answers


180-60=120
60 is from the complementary angle
It’s 120 because exterior angle is equal to a + b in this case that’s 50 and 70 so 50 + 70 =120

The outdoor temperature was 8 degrees at midnight. The temperature declined 5 degrees during each of the next 3 hours. What was the temperature at 3 A.M?

Answers

Answer:

-9 degrees

Step-by-step explanation:

workings -3 * 3 =  -9 degrees

please help is due today!!!!! 15 points​

Answers

Answer:

A

Step-by-step explanation:

you just follow the trail

Answer:

A - 2

Step-by-step explanation:

It can't be B or D, because the other triangle is bigger than the first one.

It is not 4 because if you count the squares, you will notice that b=2 and a=4. So the scale factor is 2.

how to order 4,\pi ,8 from least to greatest

Answers

Answer:

pi, 4, 8

Step-by-step explanation:

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

X=

Answers

Answer:

x=45°

Step-by-step explanation:

80+55=135°

180°-135°=45°

Container A has 1600 ml of water and is leaking 12 ml per minute.

Container B has 2000 ml and is leaking 20 ml per minute.

Let m represest the number of minutes the contains are leaking.


How many minutes, m, will it take for the two containers to have the same amount of water

Answers

Answer:

at 50 minutes both containers will be at 1000 ml having the same amount of water

Step-by-step explanation:

look at the image

HELP PLEASE ASAP HELP!!!!!!!!!!
AWARD: 100 POINTS GIVEN!!!!!!!!
Smith was the top scorer in a​ women's professional basketball league for the 2006 regular​ season, with a total of 850 points. The number of​ two-point field goals that Lindsey made was 57 less than double the number of​ three-point field goals she made. The number of free throws​ (each worth one​ point) she made was 41 less than the number of​ two-point field goals she made. Find how many free​ throws, two-point field​ goals, and​ three-point field goals Lindsey Smith made during the 2006 regular season.

Answers

Answer:

She made 138, 179 two point field goals and 118

3-point field goals during the regular season

Step-by-step explanation:

Answer:

118, 138, and 179 points

Step-by-step explanation:

x = 3-point goals

2-point goals = 2x - 57

free throws = 2x - 57 - 41

3x + 2x * (2x - 57) + (2x - 57 - 41) = 850

3x + 4x - 114 + 2x - 98 = 850

9x = 1062

x = 118

2x - 57 = 2 * 118 - 57 = 179

2x - 57 - 41 = 138

does anyone know this?

Answers

Answer:

Cube

Step-by-step explanation:

5=9+w over negative 3

Answers

Answer:

-4

Step-by-step explanation:

Which of the following is true?

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The Correct choice is :

RT is an altitude of Triangle QRS

Plz help me I’m almost done

Answers

Answer:

The answer is B because x = 4 so 12x4-3=45

Answer:

[tex]15x + 12x - 3 + 75 = 180 \\ 27x = 180 - 75 + 3 = 108 \\ x = 108 \div 27 = 4 \\ a = 12x - 3 = 12 \times 4 - 3 = 48 - 3 = 45[/tex]

A house was originally listed for sale at $250,00. After 3 months, the seller dropped the price to $235,000. What percent of decrease in the price

Answers

the correct answer is 6%


What is the slope intercept of a line that passes through points (-4,-1) and (-8,7).

Answers

Answer:

-2

Step-by-step explanation:

y2 - y1 / x2 - x1

7 - (-1) / -8 - (-4)

8/-4

= -2

his friends eat 6/10 what fraction are left

Answers

Answer:

3/5

Step-by-step explanation:

4/10 are left. We can reduce it and get 2/5.

Hope it helps you!

[tex]JoyfulLass[/tex]

[tex]Genius[/tex]

[tex]IAmHereToHelpYou[/tex]

Mr jones paid for a table using hire purchase plan if he made a deposit of $2000 and a monthly payment of $750 for 9 months , what did the table cost him

Answers

Answer:

138 I think

Step-by-step explanation:

2,000 - 750 ÷ 9 = 138

Convert the following.
15, 000 m² =________hectare
2.5 hectares =_______m²​

Answers

Answer:

15,000 m²= 1.5 hectares

2.5 hectares= 25, 000 m²

Step-by-step explanation:

Sana makatulong

pleasee helpppp!!!!
A man is 47 years old, and his sister is 43 years old. How many years ago was the man twice as old as his sister?

Answers

Answer:39 years ago

Step-by-step explanation:The difference between his age and his sister's is 4.So when he was 8 she 4.So you do 47-8 which is 39.

Ill give you brainly if I get it correct.

Answers

Answer:

142 degrees.

The angle of a straight line is 180. The angle of EAB is given as 38 degrees. 180 - 38 = 142.

Answer:

[tex]3x - 15 = 2x + 10 \\ 3x - 2x = 10 + 15 = 2 5 \\ x = 25 \\ 3x + 15 =75 - 15 = 60 \\ ebf = 3x - 15 + 38 = 60 + 38 = 98[/tex]

what are some typical transactions that students are likely to make?​

Answers

Answer:

Typical transactions include ATM withdrawals, debit card payments, and e-transfers.

What is the LCD of 2/3,4/5,7/10 and ?

Answers

Answer:

30

Step-by-step explanation:

2/3 = 20/30

4/5 = 24/30

7/10 = 21/30

Answer: 30

Step-by-step explanation: 2/3 = 20/30, 4/5 = 24/30, 7/10 = 21/30

Mr. Jones has 14 blue pencils the rest of his pencils are red. He has twice as many blue pencils as red pencils how many total pencils does mr. Jones have

7 pencils
21 pencils
28 pencils
42 pencils

Answers

Answer:

Mr. Jones would have 21 total pencils.

Answer:

42

Step-by-step explanation:

multiply 14 times 3

What is the slope of the following line?

2y - 6 = -6x


m = 6
m = 6

m = -6
m = -6

m = 2
m = 2

m = -3

Answers

U use y=mx+b to find the slope, and the answer would be m=-3

Part A: The product of xy and 3x^3y+7x^2y^2-4xy^3 will or will not demonstrate closure
Because the exponents of the products are....

Part B: The Product of x^2 + y^3 and x^4 - y^1 will of will not demonstrate closure
Because the exponents of the products are

Answers

[tex]▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ [/tex]

Here's the solution :

Product of xy and 3x³y + 7x²y² - 4xy³ :

[tex](xy)(3 {x}^{3} y + 7 {x}^{2} {y}^{2} - 4x {y}^{3} )[/tex]

[tex]3x {}^{4} {y}^{2} + 7 {x}^{3} {y}^{3} - 4 {x}^{2} y {}^{4} [/tex]

product of x² + y³ and x⁴ - y¹ :

[tex]( {x}^{2} + {y}^{3} )(x {}^{4} -{ y {}^{1}) }[/tex]

[tex] {x}^{6} - {x}^{2} y + {x}^{4} {y}^{3} - y {}^{4} [/tex]

Answer: It will demonstrate closer because the numbers are whole, just got them right on the test. Hope this helped :3

Step-by-step explanation: Cause I guessed and got them right.

In-depth explanation please! Am I supposed to just add two lines?

Lesson 3-6. Construct a rectangle with sides b and a.

Answers

I would answer this question as:
You can maybe duplicate both lines "A&B" to make the shape of a rectangle. So basically just draw the lines "A&B" vertically next to the horizontal examples provided to make the shape.
Hope this helped :)

-3(5n-8)=-8(n-3)

Please Hurry

Answers

Answer:

[tex] - 3(5n - 8) = - 8(n - 3)[/tex]

[tex] - 15n + 24 = -8 n + 24[/tex]

[tex] - 15n + 8n = 24 - 24[/tex]

[tex] - 7n = 0[/tex]

[tex]n = \frac{0}{ - 7} [/tex]

[tex]n = 0[/tex]


please screenshot and graph for me this makes no sense

Answers

Answer:

The x-axis

Step-by-step explanation:

This line means, the line going through [tex](1, 0)[/tex] with [tex]m=0[/tex] means there is a flat line(m=0, 0 slope) with a y-value of [tex]0[/tex] from the point given.

So, the line is [tex]y=0[/tex], i.e. the x-axis.

So, graph the x-axis and we're done!

What is 3x+4(x-8)-14

Answers

My answer I got 7x - 46

[tex]\bigstar\boxed{\large\bf\purple{\leadsto 7x -46}}[/tex]

__________________________________________

[tex]\large\sf{\underline{Given:}}[/tex]

‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎[tex]\sf{\longrightarrow 3x +4(x-8)-14}[/tex]

‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎

‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎[tex]\sf{\longrightarrow 3x+ 4x-32-14}[/tex]

‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎

‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎[tex]\sf{\longrightarrow 7x - 46}[/tex]

‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎

[tex]\large\sf{\underline{Hence,\:your\: answer\:is\:7x-46}}[/tex]

help me find x in this triangle

Answers

Answer:

x=176 degrees

Step-by-step explanation:

The first step to solving this is filling out any information we have. We know a solid line is 180 degrees, so the angle next to 92 must be 88.

We also know that the length of the line dividing 92 and 88 is equal to the other line with a small line in the middle. Because of this, the angle above the first 88 we found is also 88 degrees.

Now that we know two of the angles in the triangle add up to 176, we can figure out that the other angle is equal to 4. We know this because the sum of the interior angles of a triangle must equal 180.

This may seem off to you, but keep in mind that this diagram is likely not to scale.

Using the same rule we used for the first part we did, we can deduce that x equals 176.

resolver el sistema x-y =6 y este otro 2x+5y= -2 porfaaaa es para mañana

Answers

Answer:

x =4

y = -2

Step-by-step explanation:

a) x - y = 6

b) 2x + 5y = - 2

a) x = y + 6

b) 2(y+6) + 5y = -2

2y + 12 + 5y = -2

7y = -2 -12

y = -14/7

y = -2

a) x - (-2) = 6

x +2 = 6

x = 6-2

x = 4

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