The radius of a circle is 12 centimeters. What is the circle's area?
r=12 cm
Use 3.14 for a
square centimeters

Answers

Answer 1

Answer:A=452.16

Step-by-step explanation:

A=π·r²

A=3.14·12²

A=3.14·144

A=452.16


Related Questions

please someone help that all I need I am giving away ten points I really need help

Answers

if you are estimating to ten it would be 530, 10, 4050, 600, 1300, 20 and if you are rounding to the 100s it would be 500, 10, 4100, 600, 1300, 20:)

c = grocery store charges

Tax is 8% added to the charges.

Which expression shows the total charges with tax?

A. 1.8c
B. 1.08c

Answers

B because it is in the 10ths place

The total charge with tax will be 1.08c.

What is mean by Percentage?

A number or ratio that can be expressed as a fraction of 100 or a relative value indicating hundredth part of any quantity is called percentage.

Given that;

Grocery store charges = c

And, Tax is 8% added to the charges.

Now,

Since, Tax is 8% added to the charges.

Hence, The total charge with tax = c + 8% of c

                                                   = c + 8/100 × c

                                                   = c + 0.08c

                                                   = 1.08c

Thus, The total charge with tax = 1.08c.

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Answers

Answer:

1 -90 degrees

2-8in

3-16in

Step-by-step explanation:

1. 90 degrees

2. MB=8 inches

3. AC=16 inches

Please help me this is due today

Answers

Answer:

1. 15 (A)

2. 12 (G)

Step-by-step explanation:

1.  We can make an equation out of this...

    3x+3=48

    x is the age of Geoff which is what we are trying to find out

   

    We have to add 3 to both sides of the equation

    3x+3=48

         -3   -3

     ________

    we end up with 3x=45

     we then have to divide 3 by both sides because its the opposite of                

     multipling

    3x=45

    _____

         3

    we get x=15

2.   We can write a problem statement  

      (2 x 9)-6=?

       multiply 2 and 9 FIRST

     

       18-6=?

       your answer is 12

      Your Welcome! Have a great rest of your day! :)

 

       

     

Please help, pic attached!

Answers

Answer:

(y − 9) (y − 2)

Step-by-step explanation:

Factor  y^2 − 11y + 18 using the AC method.

(y − 9) (y − 2)

The “AC” method or factoring by grouping is a technique used to factor trinomials. A trinomial is a mathematical expression that consists of three terms.

Regular tickets cost 34.50 and vip tickets cost 78.50 a total of 810 tickets were sold, and a total ticket sales were 29,045. The equation 34.50r + 78.50 (810-r)= 29,045 can be used to determine the number of regular tickets r sold to the concert. How many of each type of ticket were sold?

Answers

Answer:Number of regular tickets=785

Number of VIP tickets=25

Step-by-step explanation:

Step 1

Cost of Regular tickets=34.50

Costs VIP tickets =78.50

Total tickets sold =810

Cost of both rockets sold=29,045

Using the the given equation that 34.50r + 78.50 (810-r)= 29,045 to determine the number of regular tickets, we have that

Step 2---Solving

34.50r + 78.50 (810-r)= 29,045

34.50+63,585 - 78.50r=29,045

63585-29045=78.50r-34.50r

34,540=44r

r=34540/44

r=785=Number of regular tickets

Number of regular tickets+Number of VIP tickets =810

Number of VIP tickets=810-785=25

someone help pls asap

Answers

Answer:

[tex](g - f)(x) = log(x-3)- \sqrt[3]{12x +1} + 2[/tex]

Step-by-step explanation:

Given

[tex]f(x) = \sqrt[3]{12x +1} + 4[/tex]

[tex]g(x) = log(x-3)+6[/tex]

Required

Determine (g - f)(x)

In functions:

[tex](g - f)(x) = g(x) - f(x)[/tex]

So, we have:

[tex](g - f)(x) = log(x-3)+6 - (\sqrt[3]{12x +1} + 4)[/tex]

Open bracket

[tex](g - f)(x) = log(x-3)+6 - \sqrt[3]{12x +1} - 4[/tex]

Collect Like Terms

[tex](g - f)(x) = log(x-3)- \sqrt[3]{12x +1} - 4+6[/tex]

[tex](g - f)(x) = log(x-3)- \sqrt[3]{12x +1} + 2[/tex]

Answer:

[tex]→(g - f)(x) = g(x) - f(x) \\ → (log(x - 3) + 6) - (\sqrt[3]{12x + 1} + 4) \\→ log(x - 3) + 6 - \sqrt[3]{12x + 1} - 4 \\→\boxed{ log(x - 3) - \sqrt[3]{12x + 1} + 2}✓[/tex]

D. is the right answer.

Which of the following equations best represents the line of best fit for the data in the scatterplot?

Answers

Answer:

the answer is b bc the line is positive

Step-by-step explanation:

The equation that best represents the line of best fit is -

y = (1/2)x - 1

What is the general equation of a Straight line?

The general equation of a straight line is -

[y] = [m]x + [c]

where -

[m] → is slope of line which tells the unit rate of change of [y] with respect to [x].

[c] → is the y - intercept i.e. the point where the graph cuts the [y] axis.

We have the line of best fit for the data in the scatterplot.

The line passes through the points -

(0, - 1) and (2, 0).

Then, the slope will be -

m = 1/2

and the [y] - intercept is -1. So the equation that best represents the line of best fit is -

y = (1/2)x - 1

Therefore, the equation that best represents the line of best fit is -

y = (1/2)x - 1

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Mortgage loan of $46,000.00.
Interest rate is 5 percent.
Monthly payment is $269.10.
How much of the first monthly payment is for interest?

Answers

Answer: $191.67

Step-by-step explanation:

When paying back mortgages, the monthly payment has two components: an interest payment component and a principal repayment component.

The interest payment component is based on the total amount of debt still to be paid at the time and the principal repayment component is the rest of the payment after the interest has been deducted.

This interest is in a yearly rate so should be combined to a monthly rate as the payments are monthly:

= 5% / 12

= 5/12%

Interest = Mortgage remaining * interest rate

= 46,000 *  5/12%

= $191.67

A fish is swimming at a constant rate toward the ocean floor. The equation y = -7x - 3 can be used to represent this situation, where y is the depth of the fish in meters below sea level and x is the number of seconds the fish has been swimming.

Answers

Complete question :

A fish is swimming at a constant rate toward the ocean floor. The equation y = -7x - 3 can be used to represent this situation, where y is the depth of the fish in meters below sea level and x is the number of seconds the fish has been swimming

Which statement best describes the depth of the fish

From a starting position of 7 meters below sea level, the fish is descending 3 meters per second.

From a starting position of 7 meters below sea level, the fish is ascending 3 meters per second.

From a starting position of 3 meters below sea level, the fish is descending 7 meters per second.

From a starting position of 3 meters below sea level, the fish is ascending 7 meters per second.

Answer:

From a starting position of 3 meters below sea level, the fish is descending 7 meters per second.

Step-by-step explanation:

Given the equation :

y = - 7x - 3

y = depth of fish in meters ; x = Number of seconds fish has been swimming

From the equation ; which is written according to the slope - intercept equation, ; y = mx + c

The slope, m = - 7 is the rate of change in y per unit of x

c = intercept, constant, value of y when x = 0

Hence, the true statement in the equation is :

-7 represents descent and meams fish descents at a rate of 7 m per second

At x = 0, the fish is at a depth of 3 m

Damon treated his sister to lunch while visiting her in Weston. Thier lunch cost $40, and the sales tax in Weston is 15%. If Damon left a 20% tip on the $40, how much in total did he pay?

Answers

Given:

Cost of lunch = $40

Rate of sales tax = 15%

Rate of tip = 20% on $40.

To find:

The amount Damon pay.

Solution:

We have,

Cost of lunch = $40

Rate of sales tax = 15%

[tex]\text{Sales tax}=\dfrac{15}{100}\times 40[/tex]

[tex]\text{Sales tax}=6[/tex]

Rate of tip = 20% on $40

[tex]\text{Tip}=\dfrac{20}{100}\times 40[/tex]

[tex]\text{Tip}=8[/tex]

Now,

Total amount = Amount + Sales tax + Tip

                      = [tex]40+6+8[/tex]

                      = [tex]54[/tex]

Therefore, Damon pays total $54.

Pls AWNSER these 4 questions ! Thanks so much ( link ) :)

Answers

Answer:

Slope intercept form is y = mx + b

Step-by-step explanation:

Your welcome

I need to know the graph points and how to graph it ASAP

Answers

Answer: for the first one it's the first picture and the second equation is the second picture

Step-by-step explanation: the pictures

the first one's coordinates are : (-0.4, -1)

the second one's coordinates are: (2,-6)

they are both dotted lines

Write an equation of the line with the given slope and y-intercept. slope: -3 y-intercept: -6​

Answers

Answer:

The equation of line with  slope: -3 and y-intercept: -6​ is [tex]\mathbf{y=-3x-6}[/tex]

Step-by-step explanation:

We need to write an equation of the line with the given slope and y-intercept. slope: -3 ,y-intercept: -6​

The general equation for slope-intercept form is: [tex]y=mx+b[/tex]

where m is slope and b is y-intercept.

We are given in the question:

slope: -3 y-intercept: -6​

So, we have slope m = -3 and y-intercept b = -6

Putting values in the slope-intercept form equation:

[tex]y=mx+b\\y=-3x-6[/tex]

So, The equation of line with  slope: -3 and y-intercept: -6​ is [tex]\mathbf{y=-3x-6}[/tex]

NEED HELP IMMEDIATELY 80 students in 7th grade 150 students in 8th grade She found that 80% of the 7th graders like country music, while only 60% of the 8th graders like it. Which grade has more students who like country music? The number of 7th graders that like country music are students. The number of 8th graders that like country music are students.

Answers

Answer:

48

Step-by-step explanation:

80 over 100*150

80 divided by 100=0.8 *150=1208student

0.8 *60 = 48

WILL MARK YOU BRAINLIEST

Answers

(8)2+(x)2=(10)264+x2=100x2=100-64x2=36x=6BE = 6hope it helps..stay blessed...thank you....

Use the rules of significant figures to simplify the following expression: 47.2 - 6

Answers

Answer:

41.2

Step-by-step explanation:

Determine whether each equation represents a linear or non linear function, help me plzz

y=3x

y=4x-1

y=x²+1

y=0.75x+2

y=0.5x³

Answers

Answer:

y=3x - Linear Function

y=4x-1 - Linear Function

y=x²+1 - Non-Linear Function

y=0.75x+2 - Linear Function

y=0.5x³ - Non-Linear Function

(For a function to be linear, both x & y must equal 1.)

help! giving out extra points and brainlist ☀️

Answers

Slope is: 2/10x
Y-intercept is: (0,2)
Equation: y=2/10x+2

Answer:

Slope is: 2/10x

Y-intercept is: (0,2)

Equation: y=2/10x+2

Step-by-step explanation:

OK

Write an equation for the linear function f with values f(6) = -4 and f(9) =-9.

Answers

For the first 1 is 0.6 because 2 divided by 3, and for the second 1 the answer is -1

please marking brainlist 3+9y+2=

Answers

Answer:

It’s 14 due to the formules used

What is the OUTPUT for this equation if the INPUT is 20?

y = 2x

Answers

It should be 40







Mark be as brainliest if right plz

PLEASEEEEEEEEEEEE HELPPPPP BRAINLIEST

Answers

Answer:

A≈527.79

Step-by-step explanation:

A=2πrh+2πr2

Brainly plss

This so easy search up surface calculator

Please help me, Evaluate [4 - (5 - 7(6 - 5) + 7)] + 4

Answers

Answer:

3

Step-by-step explanation:

1st step:  (6-5) = 1; you now have:

[4 - 5 - 7(1) + 7)] + 4

2nd step:  7(1) = 7; you now have:

[4 - (5 - 7 + 7)] + 4

3rd step:  5 - 7 + 7 = 5; you now have:

[4 - 5] + 4, which is (-1 + 4) which equals 3

[tex]\huge\text{Hey there!}[/tex]

[tex]\huge\textsf{[4 - (5 - 7(6 - 5) + 7)] + 4}[/tex]

[tex]\huge\textsf{6 - 5 = \bf 1}[/tex]

[tex]\huge\textsf{4 - (5 - (7)(1) + 7) + 4}[/tex]

[tex]\huge\textsf{7(1) = \bf 7}[/tex]

[tex]\huge\textsf{4 - (5 - 7 + 7) + 4}[/tex]

[tex]\huge\textsf{5 - 7 = \bf -2}[/tex]

[tex]\huge\textsf{4 - (-2 + 7) + 4}[/tex]

[tex]\huge\textsf{4 - 5 + 4}[/tex]

[tex]\huge\textsf{4 - 5 = \bf -1}[/tex]

[tex]\huge\textsf{-1 + 4}[/tex]

[tex]\huge\textsf{= \bf 3}[/tex]

[tex]\boxed{\boxed{\huge\textsf{{Therefore, your ANSWER is: 3}}}}\huge\checkmark[/tex]

[tex]\huge\textsf{Good luck on your assignment \& enjoy your day!}[/tex]

~[tex]\huge\boxed{\frak{Amphitrite1040:)}}[/tex]

What is the y-coordinate in the solution for the system of linear equations below?
5х-2y=4
3x-4y=-6


у = 2
у = - 2
у = 3
у = - 3

Answers

Answer: 3

Step-by-step explanation:

The coordinate answer to the system of equations is (2, 3), which means that the x value is 2, and the y value is 3

Someone help me please! I have to turn this in 35 minutes

Answers

take a picture of the whole problem dude

Answer:

I don't remember this well but I can tell you that they are corresponding angles. When there is a line that cuts two that are vertical and the angles are on the same side, they are as you see them, corresponding.

Find the solution set of the inequality
Can you help please?

12-6x > 24

Answers

Answer:

x < -2

Step-by-step explanation:

Hey there!

The answer to your question is [tex]x < -2[/tex]

Tip: Remember to flip the inequality signs when you multiply/divide by a negative number!

[tex]12 - 6x > 24[/tex]

[tex]-6x > 12[/tex]           (Subtract 12 from both sides)

[tex]x < -2[/tex]              (Divide both sides by -6)

Hope it helps and have a great day!

I NEED THIS ASAP!!!! PLZ HELP!!!!! 25 POINTS!!!

Answers

Answer: B

Step-by-step explanation:

Simple question for everyone
What shape figure is this? ​

Answers

Answer:

It's a parallelogram

Answer: Rhombus or a Parallelogram

x/12 + 1/3 =-5/3
What is the answer

Answers

Answer:

no

Step-by-step explanation:

no

Answer: x = -24

Step-by-step explanation:

1. (12) x/12 + (12) 1/3 = (12) -5/3 (multiply both sides of the equation by 12)

2. x + 4 = -20

3. x = -20 - 4 (move the constant to the right by subtracting 4 on both sides)

4. x = -20 - 4

5. x = -24 (add the numbers together)

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