Does anyone know this?

Does Anyone Know This?

Answers

Answer 1

Diameter of largest circle = 4 cm + 12 cm = 16 cm

Radius = 16 cm / 2 = 8 cm

Area = 3.14 * (8 cm)² = 200.96 cm²


Related Questions

Are the following equations parallel y=1/3x+6 and y=1/3x+12 ?

Answers

Answer: yes

Step-by-step explanation:

They run side by side together

As a rule, parallel lines will always have the same slope.

However, they need to also have different y-intercepts.

Since these two lines have the same steepness or slope

and they have different y-intercepts, we say they are parallel.

pls answer the attachment below

Answers

Answer:

Direct

Step-by-step explanation:

16/4 = 4

100/25 = 4

4 = 4

Two wheels mesh together. One gear has 40 teeth and the other one has 25teeth. If the larger wheel makes 60 revolutions per minute, how many revolutions per minute does the smaller wheel make?
quickly help plz

Answers

i’m pretty sure it’s 45

Write an equation in point-slope form of the line that passes through the given point and with the given slope m.
(-5,2), m=2

Answers

Answer:

y - 2 = 2(x + 5)

Step-by-step explanation:

Point slope:

    y - y₁ = m(x - x₁)

Given P(-5, 2) and slope m = 2:

  y - 2 = 2(x - (-5))

  y - 2 = 2(x + 5)

The diagram shows the dimensions of a school playground. What is the area of the playground?

Answers

Answer:

1574yd^2

Step-by-step explanation:

i split into 3, 2 rectangles and a triangle

40 x 30 = 1200

30 - 8 = 22 (height)

60 - 40 = 20 (width)

14 x 22 = 308

20 - 14 = 6 (base of triangle)

formula of triangle = (b x h) / 2

6 x 22 = 132 / 2 = 66

1200 + 66 + 308 = 1574

(12.8)2 - (30+0.375)

Answers

Answer:

-4.775

Step-by-step explanation:

3.089 less than or equal to 3.1

Answers

3.089 is LESS than 3.1 unless you round 3.089 up.

Simplify - 9 - 3 + 7 - 1?

a- 4
b- 5
c- 1
d 5

Answers

Answer:

-6

Step-by-step explanation:

- 9 - 3 + 7 - 1 = - 6

I'm still confused on the answer choices but the expression simplified is equal to -6.

Answer:

-9-3+7-1

Step-by-step explanation:

According to order of operations we do this whole thing from left to right!

Solving we get;  -9 -3 = -12> -12+7= -5> -5-1 = -6

Lol I got the same answer (ಡ艸ಡ)

Freddy is preparing for a Halloween party. The decorations cost $55 and it will cost $15 per person for food.
Chucky has $200 to spend. Does he have enough money to invite 10 people?
Write an equation or inequality to represent the situation. You must show your work for credit.

Answers

Answer:

he will have enough money for thirteen people

Step-by-step explanation:

because $15*13 people =$195 . he will have extra $5 dollars to go home

Lina has a total of 72 blue and red marbles in a box. The probability of choosing a blue marble at random from the box is 4/9

Find the number of blue marbles added if the probability of choosing a blue marble is 3/5​

Answers

Answer:

28

Step-by-step explanation:

probability of getting blue ball is 4/9

total cases = 72

i.e number of blue ball 32

number of red vall is 40

so extra 28 is added

Can anyone solve it please ​

Answers

Answer:

please mark me the brainlist

A regular hexagon is circumscribed about a circle with a radius of 15 feet. Find the area of the shaded region shown.

Answers

Answer:

Calculating from a Regular Hexagon with a Given Apothem. Write down the formula for finding the area of a hexagon with a given apothem. The formula is simply Area = 1/2 x perimeter x apothem.

Step-by-step explanation:

How many solutions and what type of solutions does a quadratic equation have if the value of the discriminant is a positive perfect
square?

2 rational solutions

2 irrational solutions

1 rational solution

O real solutions

Answers

Answer:

2 rational solutions

Step-by-step explanation:

the degree of the polynomial (the highest exponent of the variable) defines how many solutions there are.

that means for how many values of x the result y is 0 (how many x-axis interceptions there are or should be).

so, a quadratic equation has 2 such solutions.

there are a few different cases how these solutions present themselves :

"normal case" : all the solutions are real (not only rational) numbers, and the curve has that many different x- acid interceptions.

a turn of the curve leads to only "touching" the x-axis : this is just a special case that the curve is "too high" or "too low" and the regular 2 intersects merge into 1. there are formally still 2 solutions, but they are identical.

there can be "S-curves" especially for higher degrees (3 and up) with the center smoothing in with the x-axis : this is similar but can merge even more than 2 solutions into 1.

the curve is really "too high" or "too low" and never even touches the x-axis : then the solutions are irrational.

the general solution for a quadratic equation is

x = (-b ± sqrt(b² - 4ac))/(2a)

the discriminate is (b² - 4ac).

if this is a positive perfect square, then the square root is a perfect integer. in fact, 2 perfect integers (+ and -).

and so we get two solutions with integer/integer and they are therefore 2 rational solutions.

A school raises 0. 5 pound bags of nutsThey buy: 30 pounds of cashews15 pounds of almonds5 pounds of peanutsHow many 0. 5 pound bags can they make?

Answers

Answer:

100 bags

Step-by-step explanation:

Simply add 30 + 15 + 5 and we get 50

Next divide 50 by the amount of lbs we want 50/0.5 = 100

Find the Nth Term: 2, -6, -14, -22.
Thanks.

Answers

Answer:

[tex]a_{n}[/tex] = - 8n + 10

Step-by-step explanation:

there is a common difference between consecutive terms , that is

- 6 - 2 = - 14 - (- 6) = - 22 - (- 14) = - 8

this indicates the sequence is arithmetic with nth term

[tex]a_{n}[/tex] = a₁ + (n - 1)d

where a₁ is the first term and d the common difference

here a₁ = 2 and d = - 8 , then

[tex]a_{n}[/tex] = 2 - 8(n - 1) = 2 - 8n + 8 = - 8n + 10

What’s the verbal Expression of W - 24

Answers

Answer:

Indicated below

Step-by-step explanation:

Verbal Expressions of Algebraic Expressions

There are several ways to express w-24. I provide you with some of them:

w minus 24w decreased by 24w less 24The difference between w and 2424 less than 2424 subtracted from w

Find the value of the unknown angle x.


The diagram is not drawn to scale.

Please answer. Thank you!

Answers

A right angle is 90 so it’s a bit shorter than 90 so the answer might be 80

Answer: the answer is 50

Step-by-step explanation: the sum of angles in a quadrilateral is 360 degrees so add 74 And 146 and the angle is a right angle so it is 90 . So add these numbers and subtract from 360 . It will give 50 . Can you give brainliest

Find the value of variable

Answers

2x + 2x + 40 = 180
4x = 180
X = 180/4
X= 45

Find the slope for each pair of points. (-2,5), (3,-4)
help plssss

Answers

The answer would be -26

please help me find the solution of the system shown in the graph!! ​

Answers

Answer:

(2,1.5)

Step-by-step explanation:

I think, by looking at the information given on this question, your just looking to see where the lines intersect (which is at 2, 1.5)

Sam ran 10 kilometers in 75 minutes. What is Sam’s rate of speed in kilometers per hour?

Answers

Answer:

8 km

Step-by-step explanation: giving that

distance=10km

time=75 minutes =75/60 hours

                                15/12=5/4 hours

speed=disance=10km

             time     = 5/4hours

     =40/5km/hours

    =8km/hours

Erin recycles milk bottles, soda cans, and newspapers. If the following items are in the trash bin, what percent of the items can be recycled?

Answers

Answer:

Its 70 hope that helped

Step-by-step explanation: I did this before

EJERCICIOS: Resuelvan los problemas aplicando regla de tres en conversion de metros a varas A) Una mesa cuadrada mide 1.85 M de lado ¿ cuantas varas debe tener cada tabla de largo para fabricarla? B) Jose tiene un lote de 25 M de largo y 15 M de ancho ¿cuantas varas cuadradas tiene el terreno? Por favor ayuda es para ahorita si mo saben no contesten ok por favor gracias

Answers

Answer:

A) Se requiere una tabla con una longitud de 2.213 varas para fabricar la mesa.

B) El lote de José tiene una extensión de 536.481 varas cuadradas.  

Step-by-step explanation:

A) La vara es una unidad de longitud equivalente a 0.836 metros. También sabemos que un cuadrado es una figura geométrica con cuatro lados de igual longitud y cuatro ángulos rectos, de modo que la longitud y ancho de la mesa es igual. Entonces, el largo de la tabla, esto es, la superficie superior de la mesa, tiene una medida de 1.85 metros.

A continuación, realizamos la regla de tres para determinar su equivalente en varas:

[tex]x = 1.85\,m\times\frac{1\,vara}{0.836\,m}[/tex]

[tex]x = 2.213\,varas[/tex]

Se requiere una tabla con una longitud de 2.213 varas para fabricar la mesa.

B) La vara es una unidad de longitud equivalente a 0.836 metros. Una vara cuadrada es una unidad de área y es igual a:

[tex]r = (0.836\,m)\cdot (0.836\,m)[/tex]

[tex]r = 0.699\,m^{2}[/tex]

De manera semejante, tenemos que el área del lote de Jose es un rectángulo y que se calcula como sigue en metros cuadrados:

[tex]A = l\cdot w[/tex] (Eq. 1)

Donde:

[tex]A[/tex] - Área del lote de José, medido en metros cuadrados.

[tex]l[/tex] - Largo del lote de José, medido en metros cuadrados.

[tex]w[/tex] - Ancho del lote de José, medido en metros cuadrados.

Si [tex]l = 25\,m[/tex] y [tex]w = 15\,m[/tex], entonces el área del lote es:

[tex]A = (25\,m)\cdot (15\,m)[/tex]

[tex]A = 375\,m^{2}[/tex]

Por último, hallamos el área en varas cuadradas mediante la siguiente regla de tres:

[tex]x = 375\,m^{2}\times \frac{1\,vara}{0.699\,m^{2}}[/tex]

[tex]x = 536.481\,varas^{2}[/tex]

El lote de José tiene una extensión de 536.481 varas cuadradas.  

The function j(x) = 67x represents the number of jumping jacks j(x) you can do in x minutes. How many
jumping jacks can you do in 15 minutes?

Answers

j(x)=67x
so if it was j(1)=67(1)
so j(15)=67 x 15= 1005
you can do 1005 jumping jacks in 15 minutes

Find the area of a circle

Answers

Answer:

Area: 19.63  Circumference: 5.71

Step-by-step explanation:

Using formulas and all :)

Area formula: pi (r^2)

Circumference: 2(pi)r

pi (2.5^2)= 19.63

2(pi)2.5= 5.71

hope that helps :D

A flat roof rises at a 25° angle

from the front wall of a storage

shed to the back wall. The front

wall is 11. 5 feet tall and the back

wall is 18. 5 feet tall. Find the

length of the roofline and the

depth of the shed from front to

back. Round your answers to the

nearest tenth of a foot.

Answers

The length of the roof line is equal to 17.4 feet and the depth of the shed is 15.07 feet.

Given the following data:

Height of front wall = 11.5 feet.Height of back wall = 20.2 feet.Angle of inclination = 25°

How to calculate the length of the roofline.

First of all, we would assign a variable to the length of the roof line and depth of the shed from front to back respectively.

Let the length of the roof line be h.

Let the depth of the shed be d.

From the image attached, we would determine the length of the opposite side as follows:

[tex]Opp=20.2 -11.5[/tex]

Opposite side = 8.7 feet.

Next, we would determine the length of the roof line by using Sine trigonometric:

[tex]Sin \theta = \frac{Opp}{Hyp} \\\\Sin30 =\frac{8.7}{h} \\\\0.5=\frac{8.7}{h}\\\\h=\frac{8.7}{0.5}[/tex]

h = 17.4 feet.

For the depth;

We would determine the length of the roof line by using Tan trigonometric:

[tex]Tan \theta =\frac{Opp}{Adj} \\\\Tan 30 =\frac{8.7}{d} \\\\0.5774=\frac{8.7}{d}\\\\d=\frac{8.7}{0.5774}[/tex]

d = 15.07 feet.

Read more on trigonometry functions here: https://brainly.com/question/4515552

Find the missing dimension of the cylinder. Round your answer to the nearest while number.

Answers

Answer:

10

Step-by-step explanation:

V=pi radius squared so you need to find what height  is right?

so take 3.14x6 squared=113.04 and then divide 1131 by 113.04 and you will get your answer of 10

Colette went to play miniature golf on Monday, when it cost $14 to rent the club and ball, plus $4 per game. Maddie went Thursday, paying $6 per game, plus rental fees of $2. By coincidence, they played the same number of games for the same total cost. How much did each one spend? How many games did each one play?

Answers

Answer:

Each one of them spent $38

Each one of them played 6 games.

Step-by-step explanation:

The number of games be represented by g

Colette went to play miniature golf on Monday, when it cost $14 to rent the club and ball, plus $4 per game.

$14 + $4 × g

= 14 + 4g

Maddie went Thursday, paying $6 per game, plus rental fees of $2.

$2 + $6 × g

= 2 + 6g

The equation is :

14 + 4g = 2 + 6g

We solve for g

Collect like terms

14 - 2 = 6g - 4g

12 = 2g

g = 12/2

g = 6

How many games did each one play?

Each one of them played 6 games.

How much did each one spend?

For Colette

The amount she spent :

14 + 4g

=$14 + 4 × 6

= $14 + 24

= $38

For Maddie

2 + 6g

=$ 2 + 6(6)

=$ 2 + 36

= $38

A six-sided number cube is rolled twice. Which expression can be used to find P(5, then3)?.

Answers

A six-sided number cube is rolled twice the expression 1/6 x 1/6 can be used to find P(5, then3). The correct option is D.

What is probability?

Probability is a measure of how likely an event is to occur. Many events are impossible to predict with absolute certainty.

The probability of rolling a 5 and then a 3 is independent, so we can find the probability by multiplying the probability of rolling a 5 on the first roll by the probability of rolling a 3 on the second roll.

The probability of rolling a 5 on the first roll is 1/6, and the probability of rolling a 3 on the second roll is also 1/6.

Therefore, the expression that can be used to find P(5, then 3) is: B. 1/6 * 1/6

For more details regarding probability, visit:

https://brainly.com/question/30034780

#SPJ7

Your question seems incomplete, the probable complete question is:

A six-sided number cube is rolled twice, which expression can be used to find P(5, then 3).

A. 1/5*1/3

B. 1/6*1/5

C. 5/6*3/6

D. 1/6*1/6

Use the Spinner to answer questions

1) In which color, is the pointer more likely to land?

2) In which color, is the pointer less likely to land?

3) In which colors, is the pointer equally likely to land?

4) What is the chance the pointer will land on white?

a) More likely b) less likely c) equally likely d) unlikely

5) Is any color certain?

6) If green is replaced by blue, which colors have equally likely chances?

Answers

Answer:

have a nice day

Step-by-step explanation:

1=red

2=green

3=yellow and blue

4=none

5=no

6=red and green

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