If you place a 33-foot ladder against the top of a building and the bottom of the ladder is 26 feet from the bottom of the building, how tall is the building? Round to the nearest tenth of a foot.

Answers

Answer 1

Answer:

  20.3 ft

Step-by-step explanation:

You want to know the height of a building if a 33 ft ladder reaches from the top of the building to a point 26 ft from the bottom of the building.

Right triangle

The geometry can be modeled by a right triangle with hypotenuse 33 ft and one leg of 26 ft. The other leg length (the building height) is found using the Pythagorean theorem.

  26² + h² = 33²

  h = √(33² -26²) ≈ 20.3 . . . . ft

The building is about 20.3 feet high.

__

Additional comment

This ladder makes an angle of about 38° with the ground. For ladder safety, an angle around 70° is usually recommended.

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If You Place A 33-foot Ladder Against The Top Of A Building And The Bottom Of The Ladder Is 26 Feet From

Related Questions

For one particular homeroom, the typical ratio of students absent to students present is 1 : 14. One day, students from this same homeroom miss school to compete in a math competition. On that day, there are 22 students in class and the ratio of students absent to students present is 4 : 11. How many students are absent on a typical day for this homeroom?

Answers

Answer:

i THINK 43% but im not for sure

Step-by-step explanation:

14% of 50 is 7

so 50-7=43

43(percent there)+7(percent gone)=50 (number of students)

SO 43% is still there.

i hope this work for you

and SORRY if im wrong

Select the expression that has a value of 15.

4 + (8 x 4) ÷ 6 + 7
(4 + 8) x 4 ÷ 6 + 7
4 + 8 x 4 ÷ (6 + 7)
(4 x 8 x 4) ÷ 6 + 7

Answers

Answer:

Second option

Step-by-step explanation:

We will use the process of elimination to find the answer:

First option:
[tex]4+(8\times4)\div6+7[/tex]
[tex]8\times4=32[/tex]
[tex]4+32\div6+7[/tex]
[tex]4+32=36[/tex]
[tex]36\div6+7[/tex]
[tex]36\div6=6[/tex]
[tex]6+7=13[/tex]
[tex]=13[/tex]

Second option:
[tex](4+8)\times4\div6+7[/tex]
[tex]4+8=12[/tex]
[tex]12\times4\div6+7[/tex]
[tex]12\times4=48[/tex]
[tex]48\div6+7[/tex]
[tex]48\div6=8[/tex]
[tex]8+7=15[/tex]
[tex]=15[/tex]

Which means your answer is the second option or "4 + (8 × 4) ÷ 6 + 7."

Hope this helps.

Answer:

B

Step-by-step explanation:

After a successful Friday night at the local BDubs, 92% of the daily allocated wings were sold to restaurant-goers. The kitchen staff was a bit upset because that meant there were only 96 wings left between them to take home at the end of night. How many wings did BDubs start off with that night?

Answers

Answer:

88

Step-by-step explanation:

92% = 0.92

0.92(96) = 88.32

88 is rounded to the nearest wing

Terry calculates how much wood he needs to build the desk shown in the diagram . He says the area is 600ft2

What error did terry make

Find the correct area and explain your answer

Answers

the correct area is 3600ft2

Answer:

He forgot to multiply by 1/2 when finding the area of the above triangle.

Now we find the correct area;

A = BH x 1/2 (formula for finding area of triangle)

A = 10 x 24 x 1/2

A = 240 x 1/2

A = 240/2

A = 120

Now the rectangle's formula which is just (W x L) where "w" is the width and "l" is the length;

A = W x L

A = 24 x 15

A = 360

Now we add both the sums of the two areas:

120 + 360 = 480 square feet, the information provided here is your explanation.

Dilate the figure with the origin as the center of dilation.

(x,y) → (0.5x, 0.5y)​

Answers

Answer:

  see attached

Step-by-step explanation:

The dilation factor of 1/2 moves each point to half its previous distance from the origin.

its all on the picture giving brainiest and 100 points its also math

Answers

#1

(1,2)(2,4)

Slope=

[tex]\\ \rm\Rrightarrow m=4-2/2-1=2[/tex]

Equation in point slope form

[tex]\\ \rm\Rrightarrow y-2=2(x-1)[/tex]

[tex]\\ \rm\Rrightarrow y-2=2x-2[/tex]

[tex]\\ \rm\Rrightarrow y=2x[/tex]

Graph attached

#2

(1,3)(2,6)

Same like before

Equation of the line:-

[tex]\\ \rm\Rrightarrow y=3x[/tex]

Graph attached

What time is it for y'all for me, it's 12:06am-midnight any of you guys times different

Answers

Answer:

4 am for me you probably live somewhere in america though

Who ever gets it right I will give Brainly and 20 points

Answers

Answer:

Circumference of a circle:

c=2πrc=πddistance around a circle

Area of a circle:

A=πr²measured in square units(radius) (1/2 circumference)

Which is the value of this expression when m = 3 and n = negative 5?

(6 m Superscript negative 1 Baseline n Superscript 0 Baseline) Superscript negative 3 HELP PLZZ

Answers

Answer:

Start Fraction - 1 Over 8 - End Fraction

(6m-1n0) -3

= (6m-1x1) -3

= (6/m) -3

= (m/6) 3

= (3/6) 3

= (1/2) 3

= 1/8

1/8 is your answer. Hope it helps!

Answer:

The answer is 1/8

Write the equation of the line that goes through the points (7,3) and (-14,9).
PLEASE HELP

Answers

First find slope (m):

[tex]\sf \bold{slope-formula: {\frac{y2-y1}{x2-x1} }}[/tex]

[tex]\rightarrow \sf \dfrac{9-3}{-14-7}[/tex]

[tex]\rightarrow \sf \dfrac{6}{-21}[/tex]

[tex]\rightarrow \sf -\dfrac{2}{7}[/tex]

equation:

y - y₁ = m ( x - x₁ )

[tex]\rightarrow \sf y - 3 = -\dfrac{2}{7} ( x - 7)[/tex]

[tex]\rightarrow \sf y = -\dfrac{2}{7} x +2 +3[/tex]

[tex]\rightarrow \sf y = -\dfrac{2}{7} x +5[/tex]

Lucy makes 5 digit numbers using all these cards

3 4 6 7 9

how meny different numbers greater than 50,000 can she make​

Answers

The selection of the 5-digit number illustrates arrangements

There are 1875 different numbers greater than 50000

How to determine the numbers?

The digits of the 5 digit numbers are given as:

3 4 6 7 9

For the number to be greater than 50000, the first digit must be 6, 7 or 9 i.e. 3 numbers.

The other four digits can be any of the 5 numbers.

So, the count of numbers greater than 50000 is:

Count = 3 * 5 * 5 * 5 * 5

Count = 1875

Hence, there are 1875 different numbers greater than 50000

Read more about arrangements at:

https://brainly.com/question/4658834

A stock rises in value from $20 to $40. Then it decreases in value from $40 to $20. Is the percentage increase from $20 to $40 the same as the percentage decrease from $40 to $20? Explain.

Answers

Answer:

No

Step-by-step explanation:

To find how much something is a percent of another number, divide it by said other number

20/40 = 0.5

0.5 × 100 = 50%

The first one is a 50% increase

Then, 40/20 = 2

2 × 100 = 200%

It is a 200% decrease

So no, because 50% doesn't equal 200%

100, 50, 0, -50, What is the common difference for the sequence

Answers

Answer:

d = - 50

Step-by-step explanation:

common difference is

50 - 100 = 0 - 50 = - 50 - 0 = - 50


If h(x) = x" for some positive constant a, and
h(27x) = 3h(x) for all positive values of x, what is
the value of a ?


Answers

By using the natural logarithm, we will see that the value of a is 0.33

How to get the value of a?

We know that:

h(x) = x^a

And we know that:

h(27x) = 3h(x).

We can rewrite this as:

(27x)^a = 3*(x)^a

And remember that we can distribute exponents, so the left side can be rewritten as:

(27*x)^a = (27^a)*(x^a)

Then we have:

(27^a)*(x^a) = 3*(x)^a

This means that:

27^a = 3

Now remember the rule:

ln(x^n) = n*ln(x)

If we apply the natural logarithm to both sides, we get:

ln(27^a) = ln(3)

a*ln(27) = ln(3)

a = ln(3)/ln(27) = 0.33

If you want to learn more about the natural logarithm, you can read:

https://brainly.com/question/13473114

(1/2x +7)²
EXPAND IT PLEASE

Answers

Answer:

1/4x^2 + 7x + 49

Step-by-step explanation:

Use binomial theorem (a + b)^2 = a^2 + 2ab + b^2 to expand (1/2x + 7)^2

Answer number 8 please

Answers

Answer:

1/3

Step-by-step explanation:

The cone is three inches and the radius in one inch

Krystal Ball's pulse rate is 30% higher than its normal rate of 70bpm. What is her pulse rate? After
lying down it decreased 20%. What is her heart rate now?

Answers

Answer:  

Starting bpm = 91

Resting bpm = 72.8

=========================================================

Explanation:

A 30% increase is represented by the multiplier 1.30 because

100% + 30% = 1.00 + 0.30 = 1.30

So Krystal's initial heart rate is 1.30*70 = 91 bpm.

If you wanted, you can think of it like this

30% of 70 = 0.30*70 = 21 is added onto the initial 70 bpm to get 70+21 = 91 bpm.

-----------

To decrease by 20%, we use the multiplier 0.80 since

100% - 20% = 1.00 - 0.20 = 0.80

Losing 20% of something means we keep the remaining 80%

So,

80% of 91 = 0.80*91 = 72.8 bpm.

-----------

Here's one way to find the final bpm in one single line

1.30*0.80*70 = 72.8

in which you could write it like this

(1 + 0.30)*(1 - 0.20)*(70) = 72.8

The second way may be a bit longer, but I find it's more descriptive to see where the percentage increases vs percentage decreases are.

Read the screenshot thanks

Answers

Answer:

do your self use your brain picture turmtottgejs s

Step-by-step explanation:

ײ8;49☆☆(3) swcond equqtio

When solving an ______, use inverse operations to undo the operations.

Answers

Answer:

equation

Step-by-step explanation:

Inverse operations are used to solve simple algebraic equations to more difficult equations that involve exponents, logarithms, and trigonometry. Mathematically, inverse operations are opposite operations. Addition is the opposite of subtraction; division is the opposite of multiplication, and so on.

[RevyBreeze]

Answer:

equation

Step-by-step explanation:

To isolate the variable, we must reverse the operations acting on the variable. We do this by performing the inverse of each operation on both sides of the equation. Performing the same operation on both sides of an equation does not change the validity of the equation, or the value of the variable that satisfies it.

Write the following expression using an exponent.
1x7x7x7x7x7

Answers

Answer:

Think it is x^35

Step-by-step explanation:

Hopefully I didn't misinterpret

A line passes through the origin, and is perpendicular to the line y = –2x + 6. Find the equation of the line.

Answers

Step-by-step explanation:

compare the equation with : Y=mX+C

then, for slope of perpendicular equation

m1×m2= -1

As the coordinates lies in origin it is (0,0)

then use the formula of equation of line

6-3x=5x-10x+20. What is the value of x?

Answers

Answer:

X=2

Step-by-step explanation:

Because it that is the answer

X=7 the work is in the photo to help you understand if you want.

please help???????? ASAP​

Answers

The answer is B:) hope that helps


Use the graph to complete the statement.
The triangle at the top of the graph is a reflection of the
triangle at the bottom.
Over what line is the triangle reflected?
The triangle is reflected over line _________

Answers

Answer:

C

Step-by-step explanation:

I know my reflections =D

Mark as brainliest ;D

Answer:

c

Step-by-step explanation:

Use the discriminant to determine the number and type of solutions the equation has.
x2 + 6x + 12 = 0

two rational solutions

two irrational solutions

no real solution

one real solution

Answers

Answer:

no real solutions

Step-by-step explanation:

x² + 6x + 12 = 0

the general solution :

x = (-b ±sqrt(b² - 4ac))/(2a)

in our case

a = 1

b = 6

c = 12

the discriminate is (b² - 4ac).

so,

x = (-6 ± sqrt(6² - 4×1×12))/(2×1)

the discriminate is

6² - 4×12 = 36 - 48 = -12

this is negative, so via the square root of a negative number we get 2 complex (imaginary) solutions.

9 Consider the expressions (5.9 X 10^6) and (3.2 X 10^4).
Part A
Find the difference of the expressions.

Part B
Find the product of the expressions.

Answers

I think the answer will be B 1-9x+C=32

Answer:

I think the answer will be B 1-9x+C=32

Step-by-step explanation:

if u answer u will get brainlist :)

Answers

Answer:

24.4 > 24.34

Step-by-step explanation:

Tenth place value can be any number more than the tenth value in 24.34.

In the decimal number 24.34, the tenth value is 3. So, it should be more than 3

Options can be any one of these

24.4  or

24.5 or

24.6

Answer:

Values (tenths) that would make the number comparison 24._ > 24.34 true would be:
- 4
- 5
- 6

24.40 > 24.34
24.50 > 24.34
24.60 > 24.34

All other options provided would make the left side of the comparison less than the right side of the comparison.


Step-by-step explanation:

Have a great rest of your day
#TheWizzer

HELPPP Here's a graph of a linear function. Write the equation that describes that function.
Express it in slope-intercept form.

Answers

Answer:

y= 2/3x -1

Step-by-step explanation:

Find the distance from point L to point M, if the point L has coordinates (-10,-9)

and the point M has coordinates (-2,6).

Answers

Answer:

The distance from point L to point M is 17

Step-by-step explanation:

Distance Between two Points in the Plane

Given two points A(x1,y1) and B(x2,y2), the distance between them is calculated as follows:

[tex]d=\sqrt{(y_2-y_1)^2+(x_2-x_1)^2}[/tex]

Point L has coordinates (-10,-9) and point M has coordinates (-2,6).

Calculate the distance between L and M:

[tex]d=\sqrt{(6+9)^2+(-2+10)^2}[/tex]

[tex]d=\sqrt{15^2+8^2}[/tex]

[tex]d=\sqrt{225+64}=\sqrt{289}[/tex]

[tex]\boxed{d=17}[/tex]

The distance from point L to point M is 17

Consider this expression: 3(3n + 6z)

Enter an expression that shows the sum of exactly two terms that is equivalent to 2(3n+ 6z).

Answers

The sum of the expression 70a and 21b is equivalent to 7(10a + 3b).

Step-by-step explanation:

EquationAn equation is an expression that is used to show the relationship between two or more variables and numbers.Given the expression:7(10a + 3b)Opening the bracket:= 70a + 21bThe sum of the expression 70a and 21b is equivalent to 7(10a + 3b).

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