ERRE
What is the radius of a circle whose equation is (x + 5)2 + (y - 3)2 = 42?
2 units
4 units
8 units
0 16 units

Answers

Answer 1

Answer:

4 units

Step-by-step explanation:

(x + 5)^2 + (y - 3)^2 = 4^2

The equation for a circle is written in the form

(x -h)^2 + (y - k)^2 = r^2  where (h,k) is the center and r is the radius

The center is (-5,3) and the radius is 4


Related Questions

What is the length of EF in the right triangle below?

Answers

Step-by-step explanation:

put sides into Pythagorean theorem

do algebra

find solution

Herds of Cattle
P/S R/P Com Con Rep A/Level
Herds of Cattle ○
Rick lives on a large cattle ranch. There has been so little rain that there is not enough grass on parts of the ranch to feed the cattle. Rick needs to move four herds of cattle to be by a river where there is enough grass for the cattle to eat. The river runs through the cattle ranch from point (1, 2) to point (10, 2). The most grass is located at the east end of the river between point (7, 2) and point (10, 2). Plot four new location points where the four herds of cattle can eat the most grass by the river. Show all your mathematical thinking.
First Location of Herds of Cattle
Herd A: (5, 8) Herd B: (2, 9) Herd C: (3, 6) Herd D: (6, 7)

No links please I need this ASAP

Answers

I am also stuck on the same question

(5x20)+(8x10) PLEASE HELP

Answers

The answer to this equation is 8,000

Answer:

180

Step-by-step explanation:

5*20 is 100. 10 *8 is 80. then you add

List three fractions that are equivalent to 1

Answers

Answer:

6/6 2 times 4/8 and 2/2

Step-by-step explanation:

Select the correct answer from each drop-down menu. In the coming year, a vehicle manufacturer has decided to manufacture 150 vehicles per day. The function v = 150d represents the company’s production for the coming year, v, with respect to the number of days, d. The rate of change of the function representing the number of vehicles manufactured for the coming year is , and its graph is a . So, the function is a function.

Answers

Answer:

Given:

v = 150d

v represents company's production for the coming year

d represents the number of days

150 is the daily production

The rate of change of the function representing the number of vehicles manufactured for the coming year is CONSTANT (150) , and its graph is a STRAIGHT LINE . So, the function is a LINEAR function.

Step-by-step explanation:

Juanita is decorating for a birthday party. She buys more than 30 balloons and attaches 6 of them to the chair for the birthday girl. She also wants to attach balloons to each of the 4 tables, with the same number of balloons at each table. If n represents the number of balloons at each table, this situation can be represented by the inequality 6 + 4n > 30. What does the solution to this inequality represent? A. She must attach fewer than 6 balloons to each table. B. She can attach more than 6 balloons to each table. C. She must attach fewer than 9 balloons to each table. D. She can attach more than 9 balloons to each table

Answers

she can attach 6 balloons to each table making the answer letter A because she must attach less than 6

Write the ratio as a fraction in simplest form, with whole numbers in the numerator and denominator. 40 gal : 64 gal (IN THE PICTURE)​

Answers

Answer:

5/8

Step-by-step explanation:

The ratio 40:64 can be written as a fraction, 40/64.

Next, simplify to get 5/8.

Hope this helps!

I need help ASAP Please

Answers

Answer:

49

Step-by-step explanation:

working is attached

if its wrong don't flame me im just a random girl on this app

Mr. Brown has 20 students in his English 6 class. There are 15 boys and 5 girls. If he puts all their names in a hat and draws out one, what is the probability of
drawing a boy's name?
Fraction: type your answer...
Decimal: type your answer..
Percent: type your answer.

Answers

Answer:

Divide

Step-by-step explanation:

fraction: 3/5
decimal: 0.6
percent 60%

Which are solution of
[tex] \frac{x}{5} = \frac{1}{x + 4} [/tex]

Answers

X= 1, -5

I’m sorry if it’s not what you’re looking for

Have a good day:)

Answer:

x = 1, x = -5

[tex]x/5 = 1/x+4\\Apply Fraction and Multiply : \\\\x(x+4)=5 x 1\\Simplify :\\x(x+4) = 5\\Solve.[/tex]

I hope this is what you were looking for !

PLEASE ANSWER ASAP!!! FULL ANSWERS ONLY!!!!!! WILL GIVE BRAINLIEST!!!!!!!!!

Two cyclists, 68 miles apart, start riding toward each other at the same time. One cycles 3 miles per hour faster than the other, and they meet after 4 hours of riding.

a. Write an equation using the information as it is given above that can be solved to answer this problem. Use the variable r to represent the speed of the slower cyclist.

b. What are the speeds of the two cyclists? _______________

Answers

Answer:

4r + 4(r + 3) = 68

r = 7 miles per hour

r + 3 = 10 miles per hour

Step-by-step explanation:

distance = rate * time

a)

4r + 4(r + 3) = 68

Distribute

4r + 4r + 12 = 68

8r + 12 = 68

8r = 56

r = 7 miles per hour

r + 3 = 10 miles per hour

a) The given equation using the information as it is given above that can be solved to answer this problem is 4r + 4(r+3) = 68

b) The speed of both cyclists are 3mi/hr and 10mi/hr respectively

The formula for calculating the distance covered is expressed as:

Distance = speed * time

Let the speed covered by one cyclist be t

If one cycles 3 miles per hour faster than the other, the speed of the other will be t + 3

If both meet after 4 hours of riding, then their time will be 4 hours

Distance covered the first cyclist = 4r

Distance covered by the second = 4(r+3)

If the two cyclists are 68 miles apart, then:

4r + 4(r+3) = 68

a) The given equation using the information as it is given above that can be solved to answer this problem is 4r + 4(r+3) = 68

b) Expand the equation in a to get "r"

4r + 4r + 12 = 68

8r + 12 = 68

8r = 68 - 12

8r = 56

r = 56/8

r = 7miles per hour

Speed of the first cyclist = 7mi/hr

Speed of the second cyclist = 3 + 7mi/hr = 10mi/hr

Hence the speed of both cyclists are 3mi/hr and 10mi/hr respectively

Learn more here: https://brainly.com/question/19915685

A rectangle has a width of 9 units and a length of 40 units. What is the length of a diagonal?

31 units
39 units
41 units
49 units

Answers

Answer: 41 units


Step 1: Write sample equation

This type of problem can be solved using Pythagorean theorem. In case you are unfamiliar with this type of formula, it is helpful to write the sample equation as the first step. Let’s put this below.

a²+b²= c²

The a and b will stand for the legs, in this case the width and the length. The c will be the diagonal, also referred to as the hypotenuse.

Step 2: Substitute numbers

Now that we have the information on the equation format, let’s substitute the numbers accordingly.

a²+b²= c²
9²+40²= c²

Since we are solving for the hypotenuse, the third value will remain as c.

Step 3: Solve

For the final step, let’s solve for c.

*Rewrite equation*
9²+40²= c²
*Find the squared value of each number*
81+1,600= c²
*Add 81 and 1,600*
1,681= c²
*Cancel out the squared sign by finding the square root of 1,681 and c²*
41= c²

This is your answer! The diagonal is equal to 41. Hope this helps! Comment below for more questions.

Answer:

C or 41 units

Step-by-step explanation:

Just took the test !

como convertir una fraccion en numero entero

Answers

Answer:

Para convertir una fracción (n/m) a un número entero tenemos que dividir el numerador entre el denominador. Es decir, el número que se encuentra expresado como n (parte superior) entre el número expresado como m (parte inferir).

Step-by-step explanation:

Answer:

Para convertir una fracción en un número entero: Divida el numerador por el denominador, solo si el numerador es un múltiplo del denominador. Veamos un ejemplo de esta conversión.

Step-by-step explanation:

tenemos 4/2

Dado que 4 es un múltiplo de 2, podemos escribir 4/2 = 2

Espero que esto ayude!

i need help asap i will give brianlist

Answers

Answer:

the answer to this is a negative association.

the answer to this is what the other person said

Can someone please help me with this?? I will like your comment!

Answers

Answer:

[tex]A_{\Delta ABP}=\sin \theta[/tex]

Step-by-step explanation:

Let the center of the circle be O.

Recall that the area of a triangle can be given by:

[tex]\displaystyle A=\frac{1}{2} ab\sin C[/tex]

Where C is the angle between the two sides.

ΔABP is equal to the sum of ΔAPO and ΔBOP.

Let a = OP and b = OB. Since this is the unit circle and PO and BO are radii, they both equal one. C will be θ. Hence, the area of ΔBOP is:

[tex]\displaystyle A_{\Delta BOP}=\frac{1}{2}(1)(1)\sin \theta=\frac{1}{2}\sin\theta[/tex]

For ΔAPO, we can use the two sides OP and OA. Again, they are the radii of the unit circle, so they equal one. The angle in this case will be π - θ radians. Hence:

[tex]\displaystyle A_{\Delta APO}=\frac{1}{2}(1)(1)\sin\left(\pi -\theta\right)=\frac{1}{2}\sin\left(\pi -\theta\right)[/tex]

However, note that sin(π - θ) = sin(θ). Hence:

[tex]\displaystyle A_{\Delta APO}=\frac{1}{2}\sin\left(\theta\right)[/tex]

Hence, the area of ΔABP is:

[tex]\displaystyle A_{\Delta ABP}=\frac{1}{2}\sin \theta+\frac{1}{2}\sin\theta =\sin \theta[/tex]

Can u help me on this plzz

Answers

Median: 29
Range: 25
IQR: 14.5

Explanations:

**Median:**
(To find the median, we need to first order all the elements)

Ordered —> 15, 18, 18, 20, 23, 28, 30, 33, 33, 34, 38, 40

(Since there are an even number of elements, we need to add the two elements in the middle and divide by 2)

Median = (28 + 30)/2 = 58/2 = 29

**Range:**

(To find the range, you just have the subtract the smallest one from the largest)

Range = 40 - 15 = 25

**IQR:**

First half of elements —> 15, 18, 18, 20, 23, 28
Second half of elements —> 30, 33, 33, 34, 38, 40

Q1 (Quartile 1) = Median of first half = (18 + 20)/2 = 38/2 = 19
Q3 (Quartile 3) = Median of second half = (33 + 34)/2 = 67/2 = 33.5

IQR = Q3 - Q1 = 33.5 - 19 = 14.5

answer please I’m dying from math

Answers

Step-by-step explanation:

It's C

I hope it helped:)

11. Jeff is taking his family and friends to the movies. Adult tickets, a, are $8 and child
tickets, c, are $5. He bought 11 total tickets for $64. Write the system of equations
necessary to compute how many adults and students were in the group.

Answers

Answer:

there are 3 adults and 8 children

Step-by-step explanation:

8*3 (3=Adults)=$24

5*8 (8 children)=$40

24+40=$64

Someone please help

Answers

Correct Work

4x+8 +3(x-4)

4x +8 + 3x-12

4x+3x+8 -12

7x -4

Mistake Made

3 wasn't multiplied by the 4 in the bracketLike terms wasn't combined in the working out The answer was supposed to be -4, 8-4= -4

Which product is greater than 3/4?

Answers

Answer:

4/4

Step-by-step explanation:

5/4 and so on with other numer that is higher than 3/4 lol

a) 2(x+3)=x-4
Could anyone help?​

Answers

If solving for x you will first need to combine like terms. Then after getting the amount of numbers and amount of x numbers you will divide the x number from both. After doing that you would get X=-10

Can y’all help me on question 31?!

Answers

Answer:

D

Step-by-step explanation:

Area of 1 surface=1×16=16 square units

hence, 16×6=96 square units

A painter leans a 12-foot ladder against a wall. The angle of elevation of the ladder is 55.

Answers

Answer:

9.83cm

Step-by-step explanation:

Since we are not asked what to look for. We can find the height of the wall.

Let the height of the wall be H

Given

Length of the ladder l = 12fot

Angle of elevation = 55degrees

Required

Height of wall H

Using the SOH CAH TOA identity

SIn theta = opp/hyp

Sin 55 = H/12

H - 12sin55

H = 12(0.8192)

H = 9.83cm

Hence the height of the ladder is 9.83cm

Which situation would be represented with the integer -72? Select all that apply.

A hike of 72 feet.
A gain of 72 yards, but a loss of 72 yards, ending back at 0.
A withdrawal of 72 dollars.
A height of 72 inches.
A depth of 72 feet.


HELP THIS IS THE LAST TEST OF THE YEAR PLZ HELPP QUICK!!

Answers

Answer:

A withdrawal of 72 dollars & E) a depth of 72 feet

Step-by-step explanation:

It is negative, which means subtract. So we will take away 72 dollars.

A depth of 72 feet is also negative since we are going down.

Can someone help me? Step by step, no links. Will give brainliest to the right answer

Answers

probability is measured by the ratio of the favorable cases to the total number of possible cases.
the odds of winning the raffle are 1:7=1/7≈14.28%
the probability of winning a carnival game is 0.2=20%
so the carnival game gives you a better chance of winning

write the equation in slope intercept form for the line that passes through the point (1,2) and has a slope of -5

Answers

Answer:

y = -5 × 1 + 2

Step-by-step explanation:

y = y, m = slope, x = x point given (1), b = y point given, unless a zero (2)Formula - y = mx + bPlug it iny = -5 × 1 + 2

HELPPP I NEED THIS ASAP!!!! What is the next step in the proof? Chose the most logical approach

Answers

I would say D no sure if that’s correct tho

Plzzzzzz I need in nowwwwwwwwwwww

Answers

Answer:     -5

Step-by-step explanation:

Answer:

b = -5

Step-by-step explanation:

therefore -5 is the answer

Find (f o g)(0) *serious answers only*

Answers

I think the answer should be 0 but I’m not so sure!

Which expression is equivalent to the expression -3(4x - 2) - 2x ?

Answers

Answer:

-14x + 6

Step-by-step explanation:

-3(4x - 2) - 2x

-12x + 6 - 2x

-14x + 6

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