A clock has a face in the shape of a circle. The distance across the circle is 12 inches. What is the area of the clock face in square inches(sq. in) ?

Answers

Answer 1

Area of a circle formula: area = pi x r^2

R is the radius which is half the diameter.

Area of the clock = pi x 6^2

Area = 36 pi. Square inches ( exact area)

Or using 3.14 for pi = 113.04 square inches


Related Questions

The diameter of a circle has endpoints of (2, 5) and (-4, 13). What is the correct equation of this circle? Pls explain and I will mark brainliest!

Answers

Answer:

Option 4

Step-by-step explanation:

Midpoint of the diameter is the center.

Use midpoint formula to determine the coordinates:

x = (2 - 4)/2 = -1y = (5 + 13)/2 = 9

Find the radius using the midpoint and one of the endpoints and the distance formula:

r = [tex]\sqrt{(-1 - 2)^2 + (9 - 5)^2} = \sqrt{9+16} = \sqrt{25} = 5[/tex]

Use the equation of the circle:

(x - (-1))² + (y - 9)² = 5²(x + 1)² + (y - 9)² = 25

Correct choice is 4

Please help me !!!!!!!

Answers

Answer:

y=ln x+4

Step-by-step explanation:

5 and2/3 divide by 4?

Answers

Answer:

The answer is 1 5/12 or 17/12.

Step-by-step explanation:

First we turn 5 2/3 into a Improper fraction.

5 2/3 = 17/3

Next we change 4 to 1/4 then multiply 1/4 by 17/3.

17/3 * 1/4 = 17/12

17/12 = 1 5/12

Hope this helps! :)

Answer:

17/12

Step-by-step explanation:

5[tex]\frac{2}{3}[/tex] / 4 = [tex]\frac{17}{3}[/tex] / [tex]\frac{4}{1}[/tex] = [tex]\frac{17}{3}[/tex] * [tex]\frac{1}{4}[/tex] = 17/12

Consider each of the following relationships. Which school shows the greatest
rate of change between male and female students?
• In school A, the ratio of male students to female students is 4.1.
In school B, the relationship between the number of female students, y,
and the number of male students, x, is given by the equation y= 1 x.
.
In school C, the number of male and female students are as shown in the
table.
Female students
280
Male Students
1260

Answers

1540

Step-by-step explanation:

male plus female so ueah

Algebra 1 need help (Solving exponents equations)

Answers

[tex]\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}[/tex]

Actually Welcome to the Concept of the exponents and indices.

here, we should remember one thing that,

3 ^3 = 27 and 1/3^x = 3^-x

so we get as,

(3^-3)^4-x = (3^3)^2x-1

==> 3^-12+3x = 3^6x-3

since the base is same that is 3 , we equate their powers.

-12x+3=6x-3

==> 3+3 = 6x+12x

==> 6 = 18x

hence ===> x = 6/18 = 1/3

hence, x = 1/3

I REALLY NEED HELP!!! PLEEEEEASE

A landscaper needs to fill a path measuring 2 feet by 8 feet with patio stones.
The patio stones are each 1 foot by 2 feet, so the landscaper calculates that she
will need 8 of them.
Before arranging the patio stones, the landscaper wants to look at all her options.
She can not cut or overlap the stones, and they all must fit inside the path area
without any gaps. Two possible arrangements of the stones are shown below.
How many different arrangements are there in total?

Answers

Answer:

28

Step-by-step explanation:

You can have 8 1x2 vertical in a row,

7 with two horizontals stacked on top of each other.

9 with 4 horizontal tiles,

10 with 6 horizontal tiles,

1 8 horizontal tiles set,

1+7+1+9+10=28

Hope this helps!

Answer:

28

Step-by-step explanation:

You can have 8 1x2 vertical in a row,

7 with two horizontals stacked on top of each other.

9 with 4 horizontal tiles,

10 with 6 horizontal tiles,

1 8 horizontal tiles set,

you can draw it out

1+7+1+9+10=28

what does rotation about (-3,-4) mean

Answers

Answer:

Step-by-step explanation:

Depends on what kind of rotation you would be doing. But for example, if you are rotating 90 degrees about a point on a graph, your point (x, y) changes to (-y, x). Then another 90 degrees would be (-x, -y).

Help me please , I’ll mark brainliest

Answers

Answer:

42 feet squared

Step-by-step explanation:

help me plz bc i don't understand this and this is from 2 weeks ago and I have straight F's in school

Answers

bae what you failing

Answer:

y = -3x + 3

Step-by-step explanation:

So, basically I can't remember how to do this the long way but I used a calculator on Desmos (the graphing one to be specific). You should be able to find tutorials on how to use it and graph problems to find their answers but if not, you can just message me and I'll walk you through how to use it.

As for the form it asked for in the question, slope-intercept form is just:

y = mx + b

m is the slope, and b is the y-intercept (the place where the line crosses the y-axis)

Look at the coordinate plane below. Among these points, circle the points where x < y (the first coordinate, x, is smaller than the second coordinate, y.)

Answers

Answer:

A,T, O,I,R

Step-by-step explanation:

11. Which of the following is a graph of exponential decay?


Please help very urgent!!!

Answers

Answer:

I believe it's the 3rd answer


मानसरोवर सुभर जल, हंसा केलि कराहिं
मुकताफल मुकता चुगैं, अब उड़ि अनत न जाहिं। 1।​

Answers

Answer:

हिंहिं

Step-by-step explanation:

What is the equation of the line that passes through the point (-5, 7) and
has a slope of - 1/5?

Answers

Answer:

[tex]y=-\frac{1}{5}x+6[/tex]

Step-by-step explanation:

We have the following equation

y=mx+b

where m is the slope

and b is the y intercept

we know that the slope is  -1/5 (or -.2)

which means that so far our equation looks like this

y= -.2x+b

which means we need to solve for b

we know that when x= -5 y= 7 which means we can plug in those values and solve for b

we have

7= (-.2*-5)+b

7=1+b

b=6

which means our equation is as follows

y= -1/5x+6

PLEASE HELP ME ILL GIVE BRAINLIEST IF YOU SHOW YOUR WORK

Answers

Answer:

(32/5, -48/5)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Algebra I

Terms/CoefficientsCoordinates (x, y)Solving systems of equations using substitution/elimination

Step-by-step explanation:

Step 1: Define Systems

-4x + 16 = y

2x - 32 = 2y

Step 2: Solve for x

Substitution

Substitute in y:                                                                                                  2x - 32 = 2(-4x + 16)Distribute 2:                                                                                                    2x - 32 = -8x + 32[Addition Property of Equality] Add 8x on both sides:                                10x - 32 = 32[Addition Property of Equality] Add 32 on both sides:                                   10x = 64[Division Property of Equality] Divide 10 on both sides:                               x = 32/5

Step 3: Solve for y

Define original equation:                                                                               -4x + 16 = ySubstitute in x:                                                                                                 -4(32/5) + 16 = yMultiply:                                                                                                           -128/5 + 16 = yAdd:                                                                                                                   -48/5 = yRewrite/Rearrange:                                                                                            y = -48/5

2x(3 + 4x) - x +4-(x + 1)
Which expression is equivalent to the expression?
O 8x2 + 4.C + 3
O 8x2 + 4x + 5
O 822 +63 +3
O 8x2 +63 +5

Answers

The answer is 8x2 + 4.C + 3


Plentiful Pies determines its annual profits
in dollars using p(x) = 65x - 0.3x2 where x
represents the numbers of pies sold. If Plentiful
Pies sells 175 pies in a year, what will their
annual profits be?

Answers

Answer:

The annual profits will be 2187.5

Step-by-step explanation:

p(x) = 65x - 0.3x^2

I am guessing that the 2 was supposed to be a square.

Simply plug in the number of pies sold:

p(175) = 65(175) - 0.3(175)^2 = 11375 - 0.3*30625 = 11375 - 9187.5 = 2187.5

Help please! would greatly appreciate and give brainliest.

Answers

Answer:

Leg opposite the y° is [tex]3\sqrt{39}[/tex], the leg opposite the x° is 7, and the hypotenuse is 20.

Step-by-step explanation:

Through SOHCAHTOA:

[tex]cos y =\frac{adjacent}{hypotenuse} =\frac{3\sqrt{39}}{20}[/tex]

[tex]tan x =\frac{opposite}{adjacent} =\frac{3\sqrt{39}}{7}[/tex]

What number when multiplied by 3 gives 207 for the answer​

Answers

Answer:

207 divided by 3 equals 69

3x69=207

The square pyramid shown below has a base with sides of 12 units. The vertical height of the pyramid is 15
15
12
What is the length of 8 (the height of one of the triangular faces)?
Round your answer to the nearest tenth.
The length of s is
units

Answers

Answer:

your answer will be S= 16.2

Step-by-step explanation:

I hope it helps ^_^

HELP MEEEEEEEEEEEEE PLEASEEEEEEEEEEEEEEEE

( 6 x 7- 22 ) + 7

And ik it's not 27

Answers

Answer:

The answer would be 13

Step-by-step explanation:

(6 x 7 - 22) - 7

(42 - 22) - 7

(20) - 7

13

Help please!!! Which graph represents a system of equations with NO SOLUTION. Explain how you know.​

Answers

Answer:graph B

Step-by-step explanation:because if a line is parallel they have no solutions with a certain slope

If two lines intersect then they must have at least a solution

I have a D in math. Please help me with this. I need to bring my grade up!! 15 pts!!

Answers

Answer:

20 meters thru 80

Step-by-step explanation:

0.8(5)^2=20

0.8(10)^2=80

5(2a-6b+8)
Please helppp

Answers

Answer:

10a - 30b + 40

Step-by-step explanation:

Multiply each term inside the ( ) by the 5 outside the ( ).

5 x 2a = 10a

5 x -6b = -30b

5 x 8 = 40

Add the terms together (don't forget that it's negative 30b)

10a + -30b + 40 = 10a - 30b + 40

Which of the following statements uses the commutative property of addition?

A) 2+(3+4)=(2+3)+4
B) 2+(3+4)=(2+3)+(2+4)
C) 2+(3+4)=2+(4+3)

Answers

Answer:

B

Step-by-step explanation:

What fratcion is equal to 50% of 1 third

Answers

Answer:

1/6

Step-by-step explanation:

To know what fraction is equal to 50% of 1/3, we have to convert the percentage into a fraction first.

50% = 50/100

So 50% of 1/3 = 1/3 * 50/100

= 50/ 300

= 5/30

= 1/6

Answer:

1/6

Step-by-step explanation:

The perimeter of a triangle is 26 feet. The second side is twice as long as the first. the third side is 1 foot longer than the second side. What is the length of the 3 sides?

Answers

Answer:

5, 10 and 11 feet.

Step-by-step explanation:

Let length of first side be x feet then

second side  = 2x feet

third side = 2x + 1 feet.

So we have the equation:

x + 2x + 2x + 1 = 26

5x + 1 = 26

5x = 25

x = 5 feet.

So first side = = 5 feet, second = 10 and third = 11 feet.

help [7.3 - 0.24 + (5 - 2.3 )] - (1.37 + 0.982 =

Answers

Answer:

2.8

Step-by-step explanation:

[7.3-0.24+(2.7)]-(2.352)

[7.3-2.94]-(2.352)

[4.36]-(2.352)

2.008

1/4x + 5 = 25
show your work, someone help!

Answers

Answer:

4.7619047619

Step-by-step explanation:

(this could be wrong)

1/4 = .25 add .25 to 5 and then divide 25 by 5.25 to get the answer

Answer:

x=80

Step-by-step explanation:

1/4x + 5 = 25

multiply both sides by 4

x+20=100

subtract both sides by 20

x=80

PLS HELP ASAP I NEED HELP THANK YOU
PLS SOLVE THIS AND IF POSSIBLE EXPLAIN WHY

Answers

Answer:

radius = [tex]\sqrt{7}[/tex] which is approximately 2.65

Step-by-step explanation:

Linda's dog ate 6 cans of dog food this week. Each can contained 44.7 grams of protein. How much protein was this in all?

Answers

Answer:

268.2 grams

Step-by-step explanation:

44.7 times 6

please mark brainliest

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