Doug is planning to build a model of a sailboat using a scale where 2 inches represents 25 feet. If the sailboat has a sail-height of 210 feet, what is the length in inches that Doug should build sail-height of the model of the airplane.

Answers

Answer 1

Answer: 16.8

Step-by-step explanation:

2:25 = X:210

210/25 = 8.4

Multiply 8.4 by 2


Related Questions

dina started swimming at 3:38 p.m. She swam until 4:15 p.m. How long did dina swim?

Answers

Answer:

Dina swam for 37 minutes

Step-by-step explanation:

Dina started swimming at 3:38 p.m

There are 60 minutes in a hour so 60 - 38 = 22

22 is the remaining time in the hour she swam

She swam until 4:15 p.m.

She swam 15 minutes pass the hour

Total Time: 22 minutes + 15 minutes = 37 minutes

which expression represents 5 times the sum of 24 and 7?
a. 5 x 24 + 7
b. 5 x 24 x 7
c. 5 + 24 + 7
d. 5 x (24 x 7)
e. 5 x (24 +7)

Answers

Answer:

e

Step-by-step explanation:

the sum of 24 and 7 is 24 + 7 and multiplying this by 5 gives

5 × (24 + 7)

Answer:

e.

Step-by-step explanation:

24 + 7 = 31

5 * 31 = 155.

Please help me! Only give me the right answer or at least be 100% sure

Answers

Answer: The answer you selected in the picture is correct.

Step-by-step explanation:

There will be no heat transfer from the nickel to the water in the glass since heat transfer is purely a function of temperature difference.

there will be no transfer of heat from the nickel to the water in the glass

Shane and Abha earned a team badge that required their team to collect no less than 200020002000 cans for recycling. Abha collected 178178178 more cans than Shane did.

What is the solution set of the inequality?

Answers

The solution set of the inequality is represented as [911,∞)

How to find the solution set of the inequality?

let

x be the number of cans collected by Shane.

Therefore,

Since,  Abha collected 178 more cans than Shane did.

Therefore,

Abha  = 178 + x

Hence,

Also, Shane and Abha earned a team badge that required their team to collect no less than 2000 cans for recycling.

Therefore,

x + 178 + x ≥ 2000

2x + 178 ≥ 2000

2x ≥ 2000 - 178

2x ≥ 1822

x ≥ 1822 / 2

x ≥ 911

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please help me ...................

Answers

The figure is the combination of a square, a rectangle, and a triangle. Then the area of the figure will be 213 mm².

What is Geometry?

It deals with the size of geometry, region, and density of the different forms both 2D and 3D.

The figure is the combination of a square, a rectangle, and a triangle. Then the area of the figure will be

Area of square = 4 x 4

Area of square = 16 mm²

Area of rectangle = 7 x 9

Area of rectangle = 53 mm²

Area of triangle = 0.5 x 24 x 12

Area of triangle = 144 mm²

Then the area if the figure will be

Area of the figure = 16 + 53 + 144

Area of the figure = 213 mm²

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Solve the following system of equations. Show all work and solutions.

y = 3x^2 + 6x + 4
y = −3x^2 + 4

Answers

Answer:

y = 4, x = 0

y = 1, x = -1

Step-by-step explanation:

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

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

[tex] \: [/tex]

Since both of them are equal to y, we can just equate them and solve.

[tex] \: [/tex]

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

[tex]3 {x}^{2} + 6x + 4 + 3 {x}^{2} - 4 = 0[/tex]

[tex]6 {x}^{2} + 6x = 0[/tex]

[tex]6x(x + 1) = 0[/tex]

[tex]6x = 0[/tex]

[tex]x = 0[/tex]

[tex] \: [/tex]

[tex]x + 1 = 0[/tex]

[tex]x = - 1[/tex]

[tex] \: [/tex]

[tex]for \: x = 0[/tex]

[tex]y = 3( {0})^{2} + 6(0) + 4[/tex]

[tex]y = 4[/tex]

[tex] \: [/tex]

[tex]for \: x = - 1[/tex]

[tex]y = 3( { - 1})^{2} + 6( - 1) + 4[/tex]

[tex]y = 1[/tex]

[tex] \: [/tex]

[tex]values \: of \: x \: and \: y \: for \: the \: system \: of \: equations \: are[/tex]

y = 4, x = 0

y = 1, x = -1

The system of equations has been solved and the solution set of the equation are (-1,1) and (0,4).

What is a system of equation?

A system of equation is the set of equation in which the finite set of equation is present for which the common solution is sought.

The first equation given as,

y = 3x² + 6x + 4

The second equation given as,

y = -3x² + 4

Equate the value of y from both equation as,

3x² + 6x + 4=-3x²+4

3x²+3x²+6x+4-4=0

6x²+6x=0

6x(x+1)=0

x=0:x=-1

Put these values of x, in first equation,

y = 3(-1)^2 + 6(-1) + 4

y = 3 - 6 + 4

y=1

Put 0 on the place of x,

y = 3(0)^2 + 6(0) + 4

y = 0 +0+ 4

y=4

Thus, the system of equations has been solved and the solution set of the equation are (-1,1) and (0,4).

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Both circles have the same center. What is the area of the shaded region?

Answers

Answer:

21

Step-by-step explanation:

Which parent function is represented by the graph

Answers

The correct answer is letter A. It’s an exponential parent function. They are always curved like that.

Help me find the area here! 6th grade math

Answers

63 cm2

hope it helps

you

63 CM answer

Which equation matches this graph?

Answers

Answer:

y = 4"x +2

Step-by-step explanation:

We choose negative 4 because the graph lies below the asymptote and we chose positive 2 because the horizontal asymptote is on the positive section of the y axis

Question 2 of 10
What is the surface area of the rectangular pyramid below?

Answers

Answer:

363

Step-by-step explanation:

11x11=121

((11x11)÷2)x4=11x11x2=121x2=242

121+242=363

What is the circumference of a circle that has a diameter of 12 feet?

Answers

I hope you had a great day today I have to answer questions to be able to ask more questions

Given f (x) = StartLayout Enlarged left-brace first row 3 cosine (x), for x not-equals pi second row pi, for x = pi EndLayout. What is Limit of f (x) as x approaches pi?\
–3
0
Pi
DNE

Answers

Answer:

The Answer is: -3.

Step-by-step explanation:

I just took the quiz and I got it right!!

Match the variable to its correct length please

Answers

Answer:

[tex]x=10[/tex]

[tex]y=20[/tex]

Step-by-step explanation:

Note:

(sin, cos, tan) Formulas:

[tex]sin(\theta)=\dfrac{opposite}{hypotenuse}[/tex]

[tex]cos(\theta)=\dfrac{adjacent}{hypotenuse}[/tex]

[tex]tan(\theta)=\dfrac{opposite}{adjacent}[/tex]

To find the value of [tex]x[/tex]

1) Using [tex]tan[/tex] formula

[tex]tan(\theta)=\dfrac{opposite}{adjacent}[/tex]

[tex]tan(60°)=\dfrac{10\sqrt{3}}{x}[/tex]

2) Multiply both sides by [tex]x[/tex]

[tex]xtan(60°)=\dfrac{10\sqrt{3}}{x}\times x[/tex]

[tex]xtan(60°)=10\sqrt{3}[/tex]

3) Divide both side by [tex]tan(60°)[/tex]

[tex]\dfrac{xtan(60°)}{tan(60°)}=\dfrac{10\sqrt{3}}{tan(60°)}[/tex]

4) Calculate

[tex]x=\dfrac{10\sqrt{3}}{tan(60°)}[/tex]

[tex]x=10[/tex]

To find the value of [tex]y[/tex]

1) Using [tex]cos[/tex] formula

[tex]cos(\theta)=\dfrac{adjacent}{hypotenuse}[/tex]

[tex]cos(60°)=\dfrac{10}{y}[/tex]

2) Multiply both sides by [tex]y[/tex]

[tex]ycos(60°)=\dfrac{10}{y}\times y[/tex]

[tex]ycos(60°)=10[/tex]

3) Divide both side by [tex]cos(60°)[/tex]

[tex]\dfrac{ycos(60°)}{cos(60°)}=\dfrac{10}{cos(60°)}[/tex]

4) Calculate

[tex]y=\dfrac{10}{cos(60°)}[/tex]

[tex]y=20[/tex]

Please Help ASAP.

Given that figure ABCD is a dilation of figure KLMN, find the missing values:

Answers

The missing values in the diagram given that figure ABCD is a dilation of figure KLMN, are:

AB = 4

LM = 20

∠B = 98.87°

∠N = 141.87°

What is Dilation?

Dilation is a form of transformation whereby a new figure is formed by enlarging or reducing an original figure by a scale factor. After dilation, the corresponding sides of both figures are proportional, while the corresponding angles of both figures are congruent to each other.

Find AB:

AB/KL = DC/NM

Plug in the values

AB/10 = 4/10

AB(10) = 4(10)

AB = 40/10

AB = 4

Find LM:

BC/LM = DC/NM

Plug in the values

8/LM = 4/10

8(10) = 4(LM)

LM = 80/4

LM = 20

∠B = ∠L = 98.87°

∠N = ∠D = 141.87°

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What are the coordinates of point P on the directed line
segment from R to Q such that P is the length of the
line segment from R to Q? Round to the nearest tenth, if
necessary.

Answers

Answer:

(-3.5, 2.3)

Step-by-step explanation:

Let the point P have coordinates : (x, y)

The line (from R to Q) is divided in the ratio :

Coordinates of :

Q = (-5, 3)R = (4, -1)

Using section formula :

x = mx₂ + nx₁ / m + nx = 5(-5) + 1(4) / 5 + 1x = -21/6 = -7/2x = -3.5

y = my₂ + ny₁ / m + ny = 5(3) + 1(-1) / 5 + 1y = 14/6 = 7/3y = 2.3

The coordinates of the point P are : (-3.5, 2.3)

Answer:

-3.5, 2.3

Step-by-step explanation:

PLS HELP ASAP THANK YOU ;)

Answers

Answer:

x=2

Step-by-step explanation:

5x-5 = x+3

4x=8

x=2

HELP, I WILL GIVE YOU MANY POINTS (60)!
While using a skipping rope, Emily jumps 52 times in 60 seconds. Jumping at this
same rate, how many times does Emily jump in 75 seconds?

Answers

Answer:

65 times in 75 seconds

Step-by-step explanation:

52 × 75 = 3,900

3,900 ÷ 60 = 65

Jahiem is creating a decoration on the floor in the following pattern,
How many more tiles of each shape will he need so that the figure is symmetrical over the horizontal
and vertical lines?

Answers

There are 3 red Hexagones, 3 blue triangles and 5 orange rectangles needed to complete the symmetry of the given figure.

What is symmetry?

Something is symmetrical when it is the same on both sides. A shape has symmetry if a central dividing line (a mirror line) can be drawn on it, to show that both sides of the shape are exactly the same.

The given figure will become symmetrical when 3 red Hexagones, 3 blue triangles and 5 orange rectangle added to the right portion.

Hence there are 3 red Hexagones, 3 blue triangles and 5 orange rectangles needed to complete the symmetry of the given figure.

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Which is a factor of the polynomial f(x) = 6x4 – 21x3 – 4x2 24x – 35? 2x – 7 2x 7 3x – 7 3x 7

Answers

A factor of the polynomial f(x) = 6x⁴ - 21x³ - 4x² + 24x - 35 is 2x - 7

What is an equation?

An equation is an expression that shows the relationship between two or more variables and numbers.

Given the polynomial:

f(x) = 6x⁴ - 21x³ - 4x² + 24x - 35

The polynomial can be further simplified to:

f(x) = (2x - 7)(3x³ - 2x + 5)

A factor of the polynomial f(x) = 6x⁴ - 21x³ - 4x² + 24x - 35 is 2x - 7

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Answer:

2x-7

Step-by-step explanation:

TLDR verified answer, correct on edge 2023

What’s the domain and range

Answers

Step-by-step explanation:

the domain is the interval or set of all valid x-values for the function.

and the range is the interval or set of all valid y-values (functional result values) for the function.

so, we can see here that the function would create results for all x in (- infinity, + infinity). that is the domain.

now, what result values (y-values) are possible ?

we see, that the smallest functional value is y = -2.

and from there all y-values up to +infinity are possible.

so, the range is [-2, +infinity).

please consider the chosen brackets. the "[" means the value is included in the function, a "(" means that that particular interval end value is excluded. anything bigger or smaller might be valid but not this one value.

and infinity is not a value. hence they are not included in such intervals.

Estimate:
11 is 50% of what number?
A 20
B 40
C 60
D 5

Answers

Answer:

50% of a number means that we are taking half of a number.  Since 11 is 50% of a number that means that we need to multiply 11 by 2 to get the original number.  When we multiply 11 by 2 we get 22 and that is closest to option A which is 20.

Answer:  Option A, [tex]20[/tex]

Can someone help me, please

Answers

Answer:20 pints of blue paint and 8 pints of yellow paint

Step-by-step explanation:

5 pints of blue and 2 pints of yellow make 7 pints of green. (5 + 2 = 7)You must do this four times to get 28 pints of green. (4  · 7 = 28)So you need 20 (4 · 5) pints of blue and 8 (4 · 2) pints of yellow.

Find the sum.
-85+ (-81) + (-77)+...+31 + 35

Answers

Answer:

The sum of all the terms is -775.

Step-by-step explanation:

This appears to be an arithmetic sequence, with a common difference of 4.

The problem is, we don't know how many terms there are!

To find this, use the following formula:

last number = first number + (n - 1) * difference

In this case:

35 = -85 + (n - 1) * 4

35 = -85 + 4n - 4

4n = 124

n = 31

This means there are 31 terms in this sequence.

Now, for the sum. Use the following formula:

n(first number + last number), take this product and divide it by 2.

In this case:

31(-85 + 35) = -1550 / 2 = -775

Is the sequence geometric? If so, identify the common ratio.

5, -25, 125, -625, ...

Answers

This sequence is geometric, with a common ratio of -5. This ratio can be found be dividing any of the terms by the previous term (ex. 125 / -25 = -5).

Hope this helps

help please pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Answers

Answer:

B, C, E

Step-by-step explanation:

the dependent variable depends on the independent variable

thus, p is dependent on t, p is the dependent variable, and t is the independent variable (B)

every month, Gloria paints 2 pieces

each month, t is increased by 1, and p is increased by 2 (C)

every month, Gloria paints 2 pieces

2 pieces every month = (2*t) pieces  = total pieces = p (E)

Solve by taking a square root: (x + 7)2 - 10

Answers

Answer:

2x+4

Step-by-step explanation:

Trust me

The beginning mean wage in a certain industry is $35,240.00. If the mean wage grows by 5.125%, what is the new mean wage?

Answers

Answer:

$37046.05

Step-by-step explanation:

new mean wage = beginning mean wage x (105.125%)

                            = 35240 x 105.125%

                            = 37046.05

Answer:

$37,046.05

Step-by-step explanation:

New mean wage :

Original mean wage (1 + % increase)$35,240.00 (1 + 5.125%)$35,240.00 (1.05125)$37,046.05

Jon has 18 apple and mia gives him 3 times more than he has how many dose jon have know and how many did mia give jon

Answers

Answer:

18x3=54

Mia gave Jon 54 apples

54+18=72

Now Jon has 72 apples

Answer part 1 and part 2 please I need help

Answers

Step-by-step explanation:

Step 1:  Answer the first question

Area of a triangle → [tex]A = \frac{b*h}{2}[/tex]

[tex]\frac{4*6}{2}[/tex]

[tex]\frac{24}{2}[/tex]

[tex]12[/tex]

Total Area → [tex]12 * 2=24[/tex]

Answer:  Option D, [tex]24\ square\ units[/tex]

Step 2:  Answer the second question

We know that the total side length is 12 but we also know that the triangle base is 4 so we would subtract that from the total length and we get that the rectangle length is 8.  We also know that the width is 6 so we multiply 8 by 6 and we add 24.  This matches option B

Answer:  Option B, [tex](8 * 6 + 24)\ square\ units[/tex]

Answer:

Its 24 for both combined (A)

Step-by-step explanation:

i would say for part B it would be B

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