A ski jump rises 3ft over a run of 7ft what is the length of the surface of the jump?

Answers

Answer 1

Answer:

7.6158 feet

Step-by-step explanation:

The rise and run form the shorter sides of a right triangle with the hypotenuse as the surface (see figure)

Hypotenuse (surface length) is given by the Pythagorean formula

[tex]c = \sqrt{a^2 + b^2}[/tex] where c is the hypotenuse and a, b the shorter sides

Here
[tex]\sf c = \sqrt{7^2 + 3^2} = \sqrt{49 + 9} = \sqrt{58} = 7.6158\;feet[/tex]

A Ski Jump Rises 3ft Over A Run Of 7ft What Is The Length Of The Surface Of The Jump?

Related Questions

Two health clubs offer different pricing plans for their members. Both health clubs charge a one-time sign-up fee and a monthly membership fee. The graph below represents what Health Club A charges.


The table below represents what Health Club B charges.

Answers

Answer:

The answer is below

Step-by-step explanation:

The question is not complete but I would show how this charges can be represented by an equation.

For health club A:

The graph (x, y) passes through the points (2, $136) and (4, $242). Let x represent the total months and y represent the total charges. The equation is given by:

[tex]y-y_1=\frac{y_2-y_1}{x_2-x_1} (x-x_1)\\\\y-136=\frac{242-136}{4-2}(x-2)\\\\y-136=53(x-2)\\\\y-136=53x-106\\\\y=53x+30[/tex]

For health club B:

The table (x, y) has the points (4, 173) and (6, 23y). Let x represent the total months and y represent the total costs. The equation is given by:

[tex]y-y_1=\frac{y_2-y_1}{x_2-x_1} (x-x_1)\\\\y-173=\frac{237-173}{6-4}(x-4)\\\\y-173=32(x-4)\\\\y-173=32x-128\\\\y=32x+45[/tex]

The water pump for a swimming pool can move 166.5 gallons of water in 3 minutes. The number of gallons, g, is proportional to the number of minutes,m, that the pump operates. Which of the following equations represents the relationship between g and m? Select all that apply.


A) m= 1/55.5g

B) g= 55.5m

C) g= 0.02m

D) g= 166.5/3 m

E) m= 55.5g

Answers

Answer:

A,B,D

Step-by-step explanation:

The equation that represents the relationship between g and m is; y = 55.5x

What is Proportionality?

If two objects are proportional to each other, the link between them can be described by y = kx, where ‘k’ is the constant ratio of y-values to corresponding x-values.

Given that the water pump for a swimming pool can move 166.5 gallons of water in 3 minutes.

Here we need to determine the relationship between the water pump and the time for filling.

Consider x to be the number of minutes and y to be the amount of water that follows on the pump.

Then the proportionality is written as,

y = kx

Where k refers to the amount of water that flows in one minute.

Thus, equals,

=> 166.5/3

=> 55.5

Therefore, the value of k is; 55.5.

Hence, the equation that represents the relationship between g and m is; y = 55.5x

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Hillary can read 560 words in 7 minutes. how many can he ready in 1 minute?

Answers

I believe it would be 80

Merry Christmas!! :)

-2x + y =0
5x + 3y = -11

Answers

Answer:

(-1, -2)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Equality Properties

Algebra I

Solving systems of equations using substitution/eliminationSolving systems of equations by graphing

Step-by-step explanation:

Step 1: Define Systems

-2x + y = 0

5x + 3y = -11

Step 2: Rewrite Systems

-2x + y = 0

Add 2x on both sides:                    y = 2x

Step 3: Redefine Systems

y = 2x

5x + 3y = -11

Step 4: Solve for x

Substitution

Substitute in y:                         5x + 3(2x) = -11Multiply:                                    5x + 6x = -11Combine like terms:                11x = -11Isolate x:                                   x = -1

Step 5: Solve for y

Define equation:                    y = 2xSubstitute in x:                       y = 2(-1)Multiply:                                  y = -2

Step 6: Graph Systems

Check the solution set.

3 4/5 - 2 1/3 and if needed simplify

Answers

1 7/15 hopes this works

Answer:

1 7/15 or 22/15

Step-by-step explanation:

help ASAP Now 10 points

Answers

the second one: the mode of the data is 5 because there are 5 options.

Answer:

A: One student has lived in 7 states.

Step-by-step explanation:

According to the graph shows, the answer should be A, which is one student has lived in 7 states.

Is this equation linear or non linear

Answers

Answer:

Non-linear

Step-by-step explanation:

This equation represents a reciprocal function.

You can't divide by zero so it never passes the y-axis, therefore it cannot be linear.

The graph of this equation is attached below.

I hope this helps!!

- Kay :)

Non-linear. In linear equations, you don't divide a number by x.

Write an equation of the line in slope-intercept form.

slope: 6
y-intercept: 3

Answers

y=6x+3


ywwwwwwwwwwww :)

Answer:

y=6x+3

Step-by-step explanation:

What is 1338384.444 x .8​

Answers

Answer:

1070707.5552

Step-by-step explanation:

Answer:

10707075.552

Step-by-step explanation:

used a calculator because I'm way too tired to write this down...

Ppz help due tomorrow

Answers

Answer:

I think it’s just option 1. Tell me if I was wrong.

Step-by-step explanation:

I think the last one !

What is your monthly take-home pay if your take-home pay is $1034.65 every two weeks? Round intermediate calculations and the final answer to the nearest cent; use 365 days in a year.

Answers

The monthly take-home pay is $2240.83.

What is Algebraic expression ?

Algebraic expression can be defined as combination of variables and constants.

To calculate the monthly take-home pay, we need to first find the annual take-home pay and then divide by 12 (since there are 12 months in a year).

We are given that the take-home pay is $1034.65 every two weeks, which means the total take-home pay for a year can be calculated as follows:

annual take-home pay = 1034.65 * 26 = 26889.9

Next, we divide the annual take-home pay by 12 to get the monthly take-home pay:

monthly take-home pay = 26889.9 / 12 = 2240.825

Rounding this to the nearest cent, we get:

monthly take-home pay = $2240.83

Therefore, the monthly take-home pay is $2240.83.

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Which of these is equal to 5 (8 – t)?
A) 5t - 40
B) 5t + 40
C) t - 40
D) 40 - 5t

Answers

Answer:

D) Is the correct answer 40 - 5t

Step-by-step explanation:

I hope that help's

Answer is D
8x5=40
5x-t=-5t

PLEASE HELP
Complete the proofs below using the most appropriate method, SSS or SAS.
7. Given: AM = CP, CM = GP, C is the midpoint of AG
Prove: A4CM = ACGP
G
M
Statements
Reasons
1.
1.
2.
2.
3.
3.
4.
4.
5.
5.

Answers

answer

AM= CP-given

CM=GP-given

C is the midpoint of AG-given

AC=CG- definition of midpoint

ACM=CGP- SSS

The complete proof is as follows:

[tex]\mathbf{AM = CP}[/tex] -- Given[tex]\mathbf{CM = GP}[/tex] -- GivenC is the midpoint of AG -- Given[tex]\mathbf{AC \cong CG}[/tex] --- Definition of Midpoint[tex]\mathbf{\triangle ACM \cong \triangle CGP}[/tex] ---- Congruent by SSS

The given parameters are:

[tex]\mathbf{AM = CP}[/tex] [tex]\mathbf{CM = GP}[/tex] C is the midpoint of AG

This means that, the above statements would represent the first three blanks, and their respective reason is "Given"

Because of (3), above

4. [tex]\mathbf{AC \cong CG}[/tex] --- midpoint definition

(1), (2) and (4) imply that:

The three sides of both triangles are congruent by SSS

Hence, the last statement would be:

[tex]\mathbf{\triangle ACM \cong \triangle CGP}[/tex] ---- Congruent by SSS

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the density of a certain material is such that it weighs 9 kilograms for every 7 cubic feet of volume. express this density in pounds per pint.

Answers

The density in pounds per pint is 0.047 pounds per pint

Density is calculated using the formula -

Density = [tex]\frac{mass}{volume}[/tex]

To find the density in pounds per pint, we will convert mass and volume to the respective units.

Converting mass in kilograms to pounds -

1 kilogram = 2.205 pounds

9 kilograms = [tex]\frac{2.205*9}{1}[/tex]

9 kilograms = 19.84 ppounds

Converting volume in cubic feet to pints -

1 cubic foot = 59.844 pints

7 cubic foot = [tex]\frac{59.884*7}{1}[/tex]

7 cubic foot = 418.9 pints

Now, keeping the values in formula to find density

Density = [tex]\frac{19.84}{418.9}[/tex]

Performing division to find density -

Density = 0.047 pounds per pint

Hence, the density in pounds per pint is 0.047.

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How much grape juice would you need to mix with 154 quarts of sparkling water?

Answers

The amount of grape juice need to mix with 15 / 4 quarts of sparkling water is , 15/8  quarts.

What is Quart measurement ?

The quart is a measurement which is use to find the capacity of liquid. Or we can say Quart is a unit of liquid volume which is measured in gallon. There are different measurements into which we can convert the unit such as ounces and liters.

Mathematically, we can write :

1 quart = 32 fluid ounces

or

1 quart = 0.94 US liters = 4 cups (approx.)

According to question,

[tex]1\frac{1}{2}[/tex] quarts of water = 3/2 quarts of water = 3/4 quarts of grape

let, 15 /4 quarts of sparkling water = x

now, solving the equation

x = ( 3/4 × 15/4 ) ÷ 3/2

x=  3/4 × 15/4 ×2/3

x =15/8

Thus, The grape juice needed is , 15/8  quarts.

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The complete question is :

A recipe of sparkling grape juice is made with [tex]1\frac{1}{2}[/tex] quarts of sparkling water and 3/4 quarts of grape juice? How much of grape juice would you need to mix with 15/4 quarts of sparkling water?

what is the slope of a line passing through the points (7,5) and (3,5)

Answers

Answer:

[tex]m=0[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Slope Formula: [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Point (7, 5)

Point (3, 5)

Step 2: Find slope m

Substitute:                    [tex]m=\frac{5-5}{3-7}[/tex]Subtract:                       [tex]m=\frac{0}{-4}[/tex]Divide:                          [tex]m=0[/tex]

Answer:

0/-4

Step-by-step explanation:

You would us the slope formula: [tex]\frac{y2-y1 }{x2-x1}[/tex]

so y2 is 5 and y1 is 5 so 5-5= 0

then x2 is 3 and x1 is 7 so 3-7= -4

so the slope is [tex]\frac{0}{-4}[/tex]

What is the difference between an equation and an inequality?
a - an equation includes numbers, but an inequality doesn't
b- an inequality includes numbers, but an equation doesn't
c- an equation includes an equal sign, but an inequality doesn't
d- an inequality includes an equal sign, but an equation doesn't

Answers

Answer:

The correct answer should be C. Hope I helped.

Answer:

C - an equation includes an equal sign, but an inequality doesn't

Step-by-step explanation:

Although both equations and inequalities are ways to show how expressions relate to one another, an equation is the relationship between expressions with an equals sign ( [tex]=[/tex] )  between them, however, an inequality is a way to express two or more expressions with [tex]<[/tex], [tex]\leq[/tex], [tex]>[/tex] or [tex]\geq[/tex] between them. They both include numbers, so the correct option is C.

Hope this helps :)

write a real world problem for 5/6 divided by 1/12. Use a model to solve.

Answers

Answer:

Step-by-step explanation:

Two boxes have a volume of 5/6 and 1/12 cubic meters respectively. How many times does the petty box (1/12) fit in the big box (5/6)?

[tex]\frac{\frac{5}{6} }{\frac{1}{12} } =\frac{(5)(12)}{(6)(1)} =\frac{60}{6} =10[/tex]

ten times

Hope this helps

someone help asap pleasee :)

Answers

x= 70
angles on a straight line add up to 180 so 180-120=60
and then angles in triangle add up to 180, so 50+60=110 and then 180-110=70

Stephanie's school is selling tickets to a play. On the first day of ticket sales the school sold 4 adult tickets and 10 student tickets for a total of $150. The school took in $105 on the second day by selling 1 adult ticket and 10 student tickets. What is the price each of one adult ticket and one student ticket?

Answers

Answer:

The price of

1 adult ticket = $15

1 student ticket = $9

Step-by-step explanation:

Let

The price of adult tickets be represented by a

The price of student tickets be represented by s

Therefore:

On the first day of ticket sales the school sold 4 adult tickets and 10 student tickets for a total of $150.

4a + 10s = $150.... Equation 1

The school took in $105 on the second day by selling 1 adult ticket and 10 student tickets.

a + 10s = $105.... Equation 2

a = $105 - 10s

Therefore, we substitute : $105 - 10s = a in Equation 1

4a + 10s = $150.... Equation 1

4($105 - 10s) + 10s = $150

$420 - 40s + 10s = $150

Collect like terms

- 40s + 10s = $150 - $420

-30s = -$270

Divide both sides by -30

-30s/-30 = -$270/-30

s = $9

We find a

a = $105 - 10s

a = $105 - 10($9)

a = $105 - $90

a = $15

Therefore, the price of

1 adult ticket = $15

1 student ticket = $9

5030000000 in scientific notation

Answers

5.03 × 10^7

(word format): 5 and 3 hundredths times 10 to the 7th power

Answer:5.03 x 10^9

Step-by-step explanation:

There are 400 marbles in a bag. 60 of the marbles are blue. What percent of the marblesare not blue?

Answers

Answer:

80%

Step-by-step explanation:

400-60= 320

320 is 80% of 400

30 POINTS AND I'LL MARK YOU BRAINLIST IF YOU ANSWER!!

Troy made a scale drawing of the Statue of Liberty which has an actual height of 305 feet. He decides to use a scale in which 1 inch represents 25 feet. What is the height in inches of Troy's drawing?

Answers

Answer:

Step-by-step explanation:

The height of statue is 12.2 inches in Troy's drawing.

Step-by-step explanation:

Given,

Actual height of statue = 305 feet

Scale used by Troy;

25 feet = 1 inch

1 feet =

305 feet =

305 feet =

305 feet = 12.2 inches

The height of statue is 12.2 inches in Troy's drawing.

Answer:

12.2 inches

Step-by-step explanation:

The scale is 1 inch = 25 ft

305 ft * (1 inch)/(25 ft) = 305/25 inches = 12.2 inches

Answer: 12.2 inches

A lemonade recipe calls for 6 gallons of water. How many cups of water are needed for the recipe.

Answers

Answer:

96

Step-by-step explanation:

Hope this helps

Which is the solution to the equation below? 32 = q/2
A) 16
B) 64
C) 46
D) 30​

Answers

Answer:

Step-by-step explanation:

B buster

Answer:

64

Step-by-step explanation:

32*2 = q

q=64

John buys two types of tree saplings. One starts out at 40 cm and will grow 10 cm every three months. The other sapling starts at 20 cm and will grow 10 cm every two months. After how many months will they be the same height, and how tall will they be? solve for y and x

Answers

Answer:

They will at the same height of 80cm at 12 months.

Step-by-step explanation:

Sapling A:

y = 10/3x + 40

Sapling B:

y = 5x + 20

Set the equations to equal each other.

10/3x + 40 = 5x + 20

10/3x - 5x = 20 - 40

10x - 15x = 60 - 120

-5x = -60

x = 12

Sub x = 12 into one of the two equations (It doesn't matter which one you choose)

y = 5(12) + 20

y = 80

There is a hiking trail that is 2,080 feet long. There is 1 person hiking for every 10 feet of the length of
the trail. Write and solve an equation to find how many people are hiking on the trail.

Answers

Answer:

208

Step-by-step explanation:

2080 Divided by 10 = 208

At what value of x does the second
function's output exceed (get bigger
than) the first function's output?
Explain your solution steps.
f(x)= x+7 and f(x)= x²)

Answers

The second function's output exceeds (get bigger than) the first function's output for x∈(-∞,[tex]\frac{1-\sqrt{29} }{2}[/tex])∪([tex]\frac{1+\sqrt{29} }{2}[/tex],∞)

Given the functions f(x)=x+7 and f(x)=[tex]x^{2}[/tex]

To know when to exceed, need to equate both functions.

⇒[tex]x^{2} =x+7[/tex]

⇒[tex]x^{2} -x-7=0[/tex]

x=[tex]\frac{-b+\sqrt{D} }{2a}[/tex] and [tex]\frac{-b-\sqrt{D} }{2a}[/tex]

⇒x=[tex]\frac{1-\sqrt{29} }{2}[/tex],[tex]\frac{1+\sqrt{29} }{2}[/tex]

f(x)=[tex]x^{2}[/tex] decreases from -∞ to 0 and increases from 0 to ∞ it cuts the graph of x+7 two times and for  x∈(-∞,[tex]\frac{1-\sqrt{29} }{2}[/tex])∪([tex]\frac{1+\sqrt{29} }{2}[/tex],∞) f(x)=[tex]x^{2}[/tex]  is greater than f(x)=x+7

Therefore,The second function's output exceeds (get bigger than) the first function's output for x∈(-∞,[tex]\frac{1-\sqrt{29} }{2}[/tex])∪([tex]\frac{1+\sqrt{29} }{2}[/tex],∞)

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Please help and thank you im failing at school so decided to download this app​

Answers

Answer:

you could scan and take a picture in the app when u login

a. no; the domain values are at regular intervals and the range values have a common sum 1. b. no; the domain values are not at regular intervals. c. yes; the domain values are at regular intervals and the range values have a common factor 2. d. yes; the domain values are at regular intervals and the range values have a common sum 1.

Answers

Yes; the domain values are at regular intervals and the range values have a common factor of 0.25 so option (D) will be correct.

What is the range and domain of a function?

A function's range is the set of all values that the function accepts, and its domain is the set of all values for which the function is defined.

The domain is for the independent variable while the range is for the dependent variable.

Given a table of dependent(x) and independent variable (y)

Now the domain is set of the dependent variable so x {3,2,1,-1} so it is decreasing between two points so it is an interval.

Now in the independent variable (x)

If we multiply by 0.25 then the next term will come so it has a common factor of 0.25.

Hence "Yes; the domain values are at regular intervals and the range values have a common factor of 0.25".

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The given question is incomplete, the complete question with a table is given below ;

From the table below, determine whether the data shows an exponential function. Explain why or why not.

a No, the domain values are at regular intervals and the range values have a common factor of 0.25.

b. No, the domain values are not at regular intervals although the range values have a common factor.

c. Yes, the domain values are at regular intervals and the range values have a common factor 4.

d. Yes; the domain values are at regular intervals and the range values have a common factor of 0.25.

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