Hello answer asap please!
A scale model of the Golden Gate Bridge in San Francisco has a main span that is 284 centimeters long. If the scale of the model is 1 cm : 15 ft, how long is the main span of the bridge?

Answers

Answer 1

Answer:

We can use a proportion, here:

 

Let x be the main span length

 

15 ft/ 1cm  =  x ft / 284 centimeters      cross-multiply

 

284 * 15  = x   = 4260 ft


Related Questions

A baby narwhal is born at 1 meter in length and grows / meter in length each year. Write an
equation that fits the scenario.

Answers

Answer:

what subject is this for

Step-by-step explanation:

Stacy is doing a science project on narwhals. She needs to document the growth of narwhals over a period of time. If narwhals are born at 1 meter in length and grow 1 meter in length per year, how long will a narwhale be in 20 years?

hope this helps :)

Suzanne is putting a fence around her rectangular garden. The length of the garden, x, is 4 feet more than the width. The perimeter of the garden is 32 feet. Write an equation to find the length of the garden.

Enter the correct answer in the box.

Answers

Answer:

Length=10 feet

Width=6 feet

Step-by-step explanation:

Let width (W) of the garden is x feet

Then Length=L=4+x feet

Perimeter=P=2(W + L)

P=2(x+x+4)

32=4x+8

4x=32-8

x=24/4=6 feet

W=6 feet

L=10 feet

LaTeX: \Delta QRS\cong\Delta TUV,\:QS=3v+2,Δ Q R S ≅ Δ T U V , Q S = 3 v + 2 , and LaTeX: TV=7v-6,T V = 7 v − 6 , enter the lengths of QS

Answers

Answer:

The length of QS = 8

Step-by-step explanation:

From the above question:

Δ Q R S ≅ Δ T U V

Q S = 3 v + 2 , and T V = 7 v − 6 , enter the lengths of QS

Hence:

Step 1

We solve for v

QS = TV

3v + 2 = 7v - 6

Collect like ters

2 + 6 = 7v - 3v

8 = 4v

v = 8/4

v = 2

Step 2

Solving for Q S

Q S = 3 v + 2

v = 2

QS = 3(2) + 2

QS = 6 + 2

QS = 8

The length of QS = 8

Which expression is equivalent to (7 + 2i)(-3 - 4i)?
A 13+34i
B -13 - 34i
C -29 - 34i
D 29 + 34i

Answers

B -13 -34i

(7 + 2i)(-3 - 4i)
Take the 7 then times it buy the second bracket 7x(-3-4i) then take 2i from the first bracket and times it with the second bracket 2ix (-3-4i)

Then keep simplifying

3/8,3/6,3/10 order from least to greatest

Answers

Step-by-step explanation:

The least to greatest would be 3/10, then 3/8, then 3/6

please please help i don’t get this at alllll

If –3(y - 1) = 9, find the value of 1/2y

Answers

Answer:

The value of [tex]\frac{1}{2}y[/tex] is -1

Step-by-step explanation:

Equations

We have the equation:

[tex]-3(y - 1) = 9[/tex]

It's required to find

[tex]\frac{1}{2}y[/tex]

Let's solve the equation. Dividing by -3:

[tex]y - 1 = \frac{9}{-3}= -3[/tex]

Adding 1:

[tex]y=-3+1=-2[/tex]

Since y=-2, then y/2=-1

The value of [tex]\frac{1}{2}y[/tex] is -1

A down arrow is drawn with its tip at (2, 0). Then it undergoes a translation described bythe directed line segment (−3, 1). What direction is the arrow pointing?

Answers

Answer:

down

Step-by-step explanation:

In mathematics a when dealing with graphs a translation is basically just moving points left/right and up/down but it does not change the shape of the original figure in any way just moves its position. In this scenario, the down arrow's tip will be moved from point (2,0) to (-3,1) but the arrow will still be the same size and still be pointing downward.

I need help on this question can some help

Answers

Answer:There’s a that you can download with a ton of edginuity answers if you type down edginuity answers and hit the pdf by reservamesa and you can find some.

Step-by-step explanation:

Stephanie gets on her bike and rides for 3 hours. She rides at an average speed of 12.5 km per
hour.
- What distance did Stephanie travel?

Answers

Stephanie rode the bike with an speed of 37.5 km. If she ride the bude and the average speed for her is 12.5 km per hour, multiply 12.5 with how much hour to get the answer. 12.5x3=37.5. This means that Stephanime rode her bike and got a speed of 37.5 km.

Write an equation for the line with a y-intercept of 5
that is perpendicular to the line with equation
y=-3x+2.

Answers

Answer:

y = -1/3 x + 5

Step-by-step explanation:

The general equation is y = mx + b

You are told that the y intercept is 5. The point is (0,5)

So far the general equation looks like y = mx + 5

Now we have to find m

The given slope of y = 3x + 2 is 3.

The slope is whatever number is in front of the x

Use this formula for the vertical slope

m * m1 = - 1

m1 = 3

3*m = - 1                                     Divide by 3

m = -1/3

So the answer you want is y = -1/3 x + 5

will upvote



On a coordinate grid, point P is at (5, 2) and point R is at (−3, −4). Points Q and S are a reflection of both points across the x-axis. What are the coordinates of Q and S?

Q(−5, 2), S(3, −4)

Q(−5, −2), S(3, 4)

Q(5, −2), S(−3, 4)

Q(−5, 2), S(−3, 4)

Answers

Answer:

c) Q( 5, -2) , S(-3,4)

P( 5,2) → Q( 5, -2)

Q(-3,-4)→ S(-3,4))

Step-by-step explanation:

Explanation:-

Given points are  P( 5,2) and Q(-3,-4)

Points P and R   reflection  across the x-axis then the co-ordinate point is transformed to  (x,y)→ (x,-y)

P( 5,2) → Q( 5, -2)

Q(-3,-4)→ S(-3,-(-4))

Q(-3,-4)→ S(-3,4))

Please help due ASAP
Please show workings!!

Answers

Answer:

FC = 27, QC = 18

Step-by-step explanation:

The centroid Q is [tex]\frac{1}{3}[/tex] the way along CF , therefore, QF is half as long as CQ

Given FQ = 9, then

QC = 2 × 9 = 18

FC = FQ + QC = 9 + 18 = 27

What is wrong with the equation? What would be the answer? Plz help, i need to answer the problem soon

Answers

Step 2 is wrong bc you would multiply 9&3 then get 27 and then add 11 to get the final answer of 38
B.) In Step 2, the associative property cannot regroup addition and multiplication.

A concession stand is selling pop and Gatorade. The concession stand sold 100 drink items of that variety. A pop costs $1 and a Gatorade costs $1.50 if the concession stand made $120 on drinks how much of each item was sold?

Answers

40 Gatorade’s and 60 sodas

What is the y-intercept of y = - 2x + 6

Answers

Answer:

6

Step-by-step explanation:

slope formula y=mx+b

m=slope

b=y-intercept

Answer:

it's 6

Step-by-step explanation:

y=mx+b

mx is slope

b is the y-intercept

take care

-tired kitten

that really wants to go to sleep forever

I need help
Who is here
Wat percentage of (a)30 is 15
B)£1 is 23

Answers

Answer:

(a) is 50%

(b) is 23%

Step-by-step explanation:

15/30 (simplify)

15 divided by 15 is 1

30 divided by 15 is 2

Write that as a fraction

1/2

A half is 0.50 as a decimal number, multiply 0.50 by 100 and you will get 50.

Your answer is 50%

PLEASE HELP ME QUICK~~

Answers

Answer:

I don’t really know if I’m correct but I think it’s “the fraction of switch hitting softball players is greater than 1/20”

Step-by-step explanation:

`x^{2}+15x\ +\ 56=0`

Answers

Answer:

x=-7, -8 i think sorry

Step-by-step explanation:

what do parallel line prove

Answers

Answer:

the pairs of corresponding angles are congruent

Step-by-step explanation:

Find the square of 111 base two give ur answer in base two​

Answers

Answer: I'm not 100% sure what your asking but I believe the answer is 12321.

Step-by-step explanation:

REWTJGFX ANSWER QUICK BRAINLIEST I WILL GIVE RSZYDXTGUCFYHKVJ

Answers

Answer:

0.91666666666

Step-by-step explanation:

John has $65 in his piggy bank. He wants to buy a new gaming
system for $257. If he saves $!2 per day, how many days will it be
before he can buy his new gaming system?

Answers

John need to save 2 dollars for 96 days

Answer:

96 days

Step-by-step explanation:

Since he already has $65 we will subtract this from $257. This leaves us with $192 to earn. Dividing $192 by 2 (Because John is getting $2 per day) will result in 96.

Write the ordered pairs of the plotted points. a. b. C. d ?!?!?!?​

Answers

Answer:

A = (6,0)

B = (5,8)

C = (9,8)

D = (2,4)


In AXYZ, the angle measures are in the ratio 2:4:6. What are the measures of the angles?

Answers

Answer:

Please check the explanation.

Step-by-step explanation:

Given that the measures of the Angles of the triangle ΔXYZ are in the ratio 2:4:6.

As the angles are in the proportion 2:4:6. Thus, the measure of the angles will have the same scale factor x.

Also, the sum of the measure of angles in a triangle is 180°.

so

2x + 4x + 6x = 180

Add similar elements: 2x + 4x + 6x = 12x

12x = 180

Divide both sides by 12

12x/12 = 180/12

Simplify

x = 15

Therefore, the measure of the angles of a triangle will be:

2x = 2(15) = 30

4x = 4(15) = 60

6x = 6(15) = 90

Verification:

30 + 60 + 90 = 180

180 = 180

y+4=x
2y+2x=8

PLEASE ANSWER QUICK I HAVE A QUIZ DUE PLS ITS 15 POINTS​

Answers

Answer:

hope it helps...thnk u...and best of luck

If m ∠1 = 110°, What is m∠4

PLS HELP ASAP

Answers

Answer:

[tex]\displaystyle 70°[/tex]

Step-by-step explanation:

Consecutive Exteriour Angles form a linear pair, so you set them equal to [tex]\displaystyle 180°:[/tex]

[tex]\displaystyle 180° = 110° + m∠4; 70° = m∠4[/tex]

I am joyous to assist you at any time.

f(x) = -3x + 5 find f(4)

Answers

Answer:

Step-by-step explanation:

f(4)=-3(4)+5 = -12+5=-7

PLES ANSWER QUICK IT URGENT

Answers

Answer:

Answer is 6.

Step-by-step explanation:

1--1/2 ÷ 1/4 = 6

Aaron bought a model airplane. The

model used a scale of 1/4 inch = 50 feet.
If Aaron's model airplane is 18 inches
long, how long is a real airplane?

Answers

Answer:

4.5 Ft

Step-by-step explanation:

1/4(18)= 4.5 Ft

0.25(18)=4.5Ft

From 50 ft. to 75 ft.

Answers

Answer:

25 ft.

Step-by-step explanation:

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