A ​15 foot ladder is leaning against a​ building, with the base of the ladder 4 feet from the building. How high up on the building will the top of the ladder​ reach?
The ladder will reach
android:
nothing ft high up on the building.
​(Round to the nearest​ tenth.)
Enter your answer in the answer box and then click Check Answer.
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Answers

Answer 1

Answer: The height of the building = 14.5 feet.

Step-by-step explanation:

Given: Length of ladder = 15 feet

Distance of base of ladder from building = 4 feet

Since building is standing vertical on ground making right angle.

So with ladder a right triangle is formed , where base = 4 feet , Hypotenuse = 15 feet [Hypotenuse is side opposite to right angle]

According to the Pythagoras theorem ,

Hypotenuse² = Perpendicular² + Base²

⇒ (15)² =  Perpendicular² +  (4)²

⇒ 225 = Perpendicular² +16

⇒ Perpendicular² = 225 -16

⇒ Perpendicular² = 209

⇒  Perpendicular = √209 = 14.4568322948 ≈ 14.5 feet

Hence, the height of the building = 14.5 feet.

A 15 Foot Ladder Is Leaning Against A Building, With The Base Of The Ladder 4 Feet From The Building.

Related Questions

What shapes has 4 lines of symmetry

Answers

Step-by-step explanation:

Shapes having four lines of symmetry is :

[tex]{ \underline{ \boxed{ \green{ \sf{square}}}}}[/tex]

A square has 4 lines of symmetry

What is square?

A square is a regular quadrilateral, which means that it has four equal sides and four equal angles

What is symmetry?

Symmetry in everyday language refers to a sense of harmonious and beautiful proportion and balance

A square has 4 line of symmetry which is shown in the figure

Hence, the square has 4 line of symmetry

Learn more about square and symmetry here

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What agreement did Britain and the United States make in the Treaty of 1818?
joint control of the Oregon Country for ten years
joint control of West Florida for ten years
O joint control of fishing rights off Canada for ten years
O joint control of Latin America

Answers

Answer:

A

Step-by-step explanation:

Unit Test on a Edge today. ; )

Answer:

its A

Step-by-step explanation:

i got a 100  on my quiz

Rachel is buying lunch for herself and two friends . She has a coupon for $20 off the total bill. Rachel wants to spend less than $60. Write an inequality to find out the cost of the meal if they all order the same meal for lunch.

Answers

If C represents the cost of the meal then
3c - 20 < 60

I WILL MARK BRAINLIST

Answers

I think the answer is E

x-4y= -36 in slope form

Answers

y= 1/4x + 9 because you add the 4y to the right side and add 36 to the left side then divide everything by 4 you get x/4 + 36/4 = 4y/4

Can anyone explain how to do this? The answer isn't as important as the explanation. My teacher gave us a video w/o an example like this so I don't know what to do lol

Answers

Answer:

x = 182.53

Step-by-step explanation:

Use trigonometric ratios to find the whole side length (a) adjacent to 20° and the side length (b) adjacent to 57° respectively. Then find the difference. That would give you the value of x. That is: a - b = x

Let's solve.

✍️Finding the whole side length adjacent to 20°:

Opp = 87

Adjacent length = ? = a

[tex] \theta = 20 [/tex]

Thus,

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

Plug in the values

[tex] tan(20) = \frac{87}{a} [/tex]

Multiply both sides by a

[tex] tan(20) \times a = \frac{87}{a} \times a [/tex]

[tex] tan(20) \times a = 87 [/tex]

Divide both sides by tan(20)

[tex] \frac{tan(20) \times a}{tan(20)} = \frac{87}{tan(20)} [/tex]

[tex] a = \frac{87}{tan(20)} [/tex]

[tex] a = 239.03 [/tex]

Finding the side length adjacent to 57°:

Opp = 87

Adjacent length = ? = b

[tex] \theta = 57 [/tex]

Thus,

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

Plug in the values

[tex] tan(57) = \frac{87}{b} [/tex]

Multiply both sides by b

[tex] tan(57) \times b = \frac{87}{b} \times b [/tex]

[tex] tan(57) \times b = 87 [/tex]

Divide both sides by tan(57)

[tex] \frac{tan(57) \times b}{tan(57)} = \frac{87}{tan(57)} [/tex]

[tex] b = \frac{87}{tan(57)} [/tex]

[tex] b = 56.50 [/tex]

Therefore:

x = a - b

x = 239.03 - 56.50

x = 182.53

How do you do this question?

Answers

Answer:

-0.391 < x < 0.391

Step-by-step explanation:

The Maclaurin series for cosine is:

cos(x) = ∑ (-1)ⁿ x²ⁿ / (2n)!

So the next term would be -x⁶/6!.  When the absolute value of this is less than the error:

│-x⁶/6!│< 0.000005

x⁶ / 720 < 0.000005

x⁶ < 0.0036

-0.391 < x < 0.391

Another stupid question.


You find 3 video games which in total cost 30.49. The discount is 45%. How much does it cost AND, how much do you save?

Answers

you are saving $13.72 and your total would be $16.76

if 2 +2 is 4 how can 3+3=33​

Answers

Answer:

3+3=6

Step-by-step explanation:

pepper jackie has 7.5 bags of much to cover

Answers

Answer:

0.625 is equal to 5/8 bag,

Step-by-step explanation:

Answer:

Less Than 1 Bag

Step-by-step explanation:

I-Ready

slope = 3/4 , goes through the point (0, 6)

Answers

Answer:

y = 3/4x + 6

Step-by-step explanation:

help me out again :)

Answers

Mixed: 2 2/3
Improper: 8/3

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

a ) Mixed number :

[tex]2 \frac{2}{3} \\ [/tex]

_________________________________

b ) Improper fraction :

[tex] \frac{8}{3} \\ [/tex]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

a small library has 4 times as many story books as puzzle books. if it has 32 puzzle books, how many story books does it have?

Answers

1048576 story books. because you do 32 to the power of 4

A greenhouse owner wants to test the effectiveness of a new fertilizer on African violets. She has 60 violet seedlings that were grown for 8 weeks. She wants to test the new fertilizer on 10 of the plants, and decides to use a random number table to select a simple random sample. Which of the following correctly labels the population of violets?

Answers

The required answer is she needs to number each plant from 1 to 60 and randomly peek at 10 of them. Option c is correct.

A greenhouse owner wants to test. She has 60 violet seedlings that were grown for 8 weeks. She wants to test the new fertilizer on 10 of the plants and decides to use a random number table to select a simple random sample. Which of the following correctly labels the population of violets Is to be determined.


What is probability?

Probability can be defined as the ratio of favorable outcomes to the total number of events.

As she has 60 seeds, firstly she must number each plant in order or randomly see the height, After that he can peek at random 10 plants to test the fertilizer.

Thus, the required answer is she needs to number each plant from 1 to 60 and randomly peek at 10 of them. Option c is correct.

Learn more about probability here:

brainly.com/question/14290572

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please help 8x -4 - 6x + 9 ​

Answers

your answer should be 2x+5 if you are supposed to simply the expression

Emmett went to the chocolate store and bought 5 pounds of chocolate. If 2⁄3 of the chocolate was white chocolate, how many pounds of white chocolate did he purchase?

Answers

Answer:

3.3, somethin like dat

Step-by-step explanation:

Emmet seems kinda thicc

Lisa and Audrey were selling pizzas to raise money for new cheerleading uniforms. Lisa
sold 7 pizzas for every 2 pizzas Audrey sold. Together they sold 288 pizzas. How many
pizzas did Lisa sell and how many pizzas did Audrey sell?

Answers

Answer:

Call the number of pizzas x;They buy pizzas from the supplier at:4x+100They sell at:7xWhen these two expressions match they will start to make a profit; so:4x+100=7xRearranging:3x=100x=1003=33.3So after the 33rd pizza they will start to make a profit.For example at the 34th they have payed:34%C3%974+100=236$ to the supplier;Selling they will get: 7%C3%9734=238$. sorry if this is complex

the sum of two numbers is 45 and the different is 21.what are the numbers

Answers

a + b = 45
a - b = 21
a = 21 + b
Use substitution
21 + b + b = 45
2b = 24
b = 12
45 - 12 = 33
The numbers are 33 and 12

how do i solve this question 2x-14=4(p+5) ? all ik it that i have to distribute first.

Answers

Answer:

x=(4p+34)/2

p=(2x-34)/4

Step-by-step explanation:

2x-14=4(p+5)

2x-14=4p+20

2x=4p+34

If you are solving for x, it would be:

2x/2=4p+34/2

x=(4p+34)/2

If you are olving for p, it would be:

2x-34=4p

Divide 4 from both sides:

(2x-34)/4=p or p=(2x-34)/4

Plot the points on your graph paper to answer the question.

Are the paired points in a proportional relationship?



Drag and drop the correct answer into the box.

The paired values Response area in a proportional relationship.

Answers

Answer:

its are

Step-by-step explanation:

Answer:

The paired values are in a proportional.

Step-by-step explanation:

Hope it helps! :)

What is Point-Slope Form? What is Slope Intercept Form? What is the Slope Formula?

i included pictures please help it closes in 30 minutes pls give exact answers

Answers

Answer:

For the first part

1.) Negative

2.)zero

3.) undefined

4.) positive

The point slope formula is y-y1=m(x-x1). It is best to use if you already know the slope and one other point on the line. It is used to find another point on the line.

The slope-intercept form is used to show a line. To use this form, you need to know the slope and the y-intercept.

The slope formula is y=mx+b. M is the slope while b is the y-intercept.

Find the integers m and n such that (m+n√2)(1-√2)²=-2+2√2​

Answers

Answer:

m = n = 2

Step-by-step explanation:

(m + n√2)(1 - √2)² = -2 + 2√2

(m + n√2)(1 - 2√2 + 2) = -2 + 2√2

(m + n√2)(3 - 2√2) = -2 + 2√2

3m - 2m√2 + 3n√2 - 4n = - 2 + 2√2

(3n - 2m)√2 + 3m - 4n = 2√2 - 2

3n - 2m = 2

4n - 3m = 2

3n - 2m = 4n - 3m

n = m

4n - 3n = 2

n = 2

m = 2

If 4j+3=-5. what is j +9?

Answers

Answer:

7

Step-by-step explanation:

First, we solve for j in the first equation:

4j+3=-5

4j=-8

j=-2

Now we plug j into j+9:

-2+9=7

So j+9 is 7



The original price of a jacket for sale at a department store is $80. The store is having a 20%-off sale, and you have
a coupon that gives you an additional discount of 10% off the lowest sale price. How would you calculate the final
selling price of the jacket?

O Multiply the $80 original price by 0.2 and subtract the result from $80. Then multiply the new price by 0.1 and
subtract the result from the discounted price.

O Multiply the $80 price by 0.3.

O Multiply the $80 price by 0.8, and then multiply the $80 price by 0.9.

O Divide the $80 price by 0.8, and then divide the $80 price by 0.9



i think it’s the first one

Answers

You're right; the answer is the first choice.

Answer:

first option ,  $57.6

Step-by-step explanation:

$80 x 0.20 = $16

$80 - $16 = $64

$64 x 0.10 = $6.4

$64 - $6.4 = $57.6

above solution is the exact steps on the first option.

therefore the final price of the jacket is $57.6

Two less than three-fourths of a number is, at most, negative seventeen. what is the range of values for the number?

Answers

Answer:

[tex]x\leq -20[/tex]

values ranging from minus infinity to negative 20

Step-by-step explanation:

we write the inequality associated with the text in terms of the unknown number "x" as:

[tex]\frac{3}{4} x-2\leq -17[/tex]

then, we solve for "x" by adding 2 to both sides, and then isolating "x" on the left as shown below:

[tex]\frac{3}{4} x-2\leq -17\\\frac{3}{4} x\leq -17+2\\\frac{3}{4} x\leq -15\\3\,x\leq -60\\x\leq -\frac{60}{3} \\x\leq -20[/tex]

then, the range of x-values is from minus infinity to negative 20

Which of the following is the function represented
by the graph?

Answers

Answer:

D

Step-by-step explanation:

edge 2020

If im wrong then srry

Answer:

B

Step-by-step explanation:

f(x)=log1/4x

a designer is adding a border around the edge of a rectangular swimming pool. he measure the pool and finds thst the length of the pool is 52 meters and the width is 26 meters. How long is the tile border?​

Answers

Answer:

the answer is 156 meters

Maybe can u give me brainliest?



Write the function rule for the function shown below reflected in the given axis.

​f(x)​x; ​-axis

Let​ g(x) be the reflection of​ f(x) in the ​-axis. What is the function rule for​ g(x)?

​g(x)

nothing

Answers

Answer:

The answer is "[tex]\bold{g(x) = -\frac{1}{2x} \ and \ g(x)= -3x-12}[/tex]".

Step-by-step explanation:

Please find the complete question in the attached file.

[tex]\to f(x) = 4x[/tex]

Following the y-axis reflexion, f(x) is 4(-x) = -4x after a [tex]\frac{1}{8}[/tex] vertical compression factor, f(x) is [tex]\frac{1}{8} \times -4x = \frac{1}{-2x}[/tex]

So, the [tex]g(x) = - \frac{1}{2x}[/tex]  

 The y axis reflecting indicates that its entire function is multiplied by -1  

so, [tex]f(x)=3x+12^{-1}[/tex]

[tex]\to g(x)=-3x-12[/tex]

NEED HELP 45 POINTS PLZ

Is there enough information to prove that the triangles are congruent?

If yes, provide the correct Triangle Congruence Postulate or Theorem and a congruence statement.

If no, justify your answer.

Answers

Answer:

I have given the answer in the chat box as i was not able to post officialy

Step-by-step explanation:

what is equelivlent to 3 to the 5th power

Answers

Answer:

343

Step-by-step explanation:

3*3*3*3*3=243

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