1. Joshua has a ladder that is 14 ft long. He wants to lean the ladder against a vertical wall so that the top of the ladder is 13.8 ft above the ground. For safety reasons, he wants the angle the ladder makes with the ground to be no greater than 78°. Will the ladder be safe at this height? Show your work and draw a diagram to support your answer.

Answers

Answer 1

Answer:

Step-by-step explanation:

θ is the angle the ladder makes with the ground.

θ = arcsin(13.8/14) ≈ 80.3° > 78°

The ladder is not safe at that height and angle.


Related Questions

when t is 1, 3x2t =
when t is 4, 3x2t

Answers

I think it would be like
3 Time 2 and time 1 so number one is 6
and number 2 is 24

Step-by-step explanation:

when t is 1

3X2t=6

when t is 4

3X2t=24

When you flip a biased coin the probability of getting a tail is 0.2.
How many times would you expect to get tails if you flip the coin 240 times?

Answers

Answer:

48

Step-by-step explanation:

Multiply 0.2 × 240 = 48.

It's a very biased coin, so the outcome will be considerably less than the 120 we would expect from a fair coin.

Which are equations? Check all that apply.
x + 3 = 12
StartFraction z Over 7 EndFraction + 1
25 minus q
6 g = 18
Two-thirds m
StartFraction p Over 3.5 EndFraction = 2.25
9 = 100 minus f
k divided by 5.8

Answers

Answer:

the first and third i think

Answer:

a,d,f,g

Step-by-step explanation:

mark brainliest

Two tutors each earn $30 per hour. The first tutor worked 10 hours. The second tutor worked 14 hours. What total amount did the tutors earn?

Answers

$720.00

-

-

30×10=300

and

30×14=420

(you multiply the money with the amount of hours they spent working)

300

+ 420

----------

$720

hope this helps you out

What is the coefficient of m in the sum of (23m−34)( 3 2 ​ m− 4 3 ​ ) and (−16m−r)(− 6 1 ​ m−r) ?

Answers

Answer:

77r - 2077

Step-by-step explanation:

To find the the sum of (23m−34)( 3 2 ​ m− 4 3 ​ ) and (−16m−r)(− 6 1 ​ m−r)

First open the bracket

23m × 32m - 23m × 43 - 34 × 32m + 34 × 43

736m^2 - 989m - 1088m + 1462

736m^2 - 2077m + 1462

Open the second bracket

16m × 61m + 16m × r + r × 61m + r × r

976m^2 + 16mr + 61mr + r^2

976m^2 + 77mr + r^2

Adding both equations together

736m^2 - 2077m + 1462 + 976m^2 + 77mr + r^2

1712m^2 + 77mr - 2077m + 1462 + r^2

1712m^2 + m( 77r - 2077 ) + 1462 + r^2

Therefore The coefficient of m is 77r - 2077

please solve step by step.....​

Answers

The picture is not clear... the Question has got cut at the sides .... please take the picture properly and the post the Question again... please

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No they are not unequal... i. e. the two wires A and B are equal .

[tex]\frac{1}{3}[/tex] of A = [tex]\frac{1}{3}[/tex] of B

=> [tex]\frac{3}{3}[/tex] × A = B

=> 1 × A = B

=> A = B

:. The length of A = the length of B .

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HOPE IT HELPS

PLEASE MARK ME BRAINLIEST ☺️

(y+4)3 – бу = 2(4 - 2y)​

Answers

Answer:

y=-4

Step-by-step explanation:

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

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

3y+12+-6y=8+-4y

(3y-6y)+12=-4y+8

-3y+12=-4y+8

-3y+12+4y=-4y+8+4y

y+12=8

y+12-12=8-12

y=-4

4 I think bye hope this helps

Square ABCD has sides of length 15 ft. If the remaining part of the shape is a semicircle, what is the perimeter around the entire shape, to the nearest hundred?

A) 53.41 ft
B) 58.27 ft
C) 61.28 ft
D) 68.55 ft

Answers

Answer:

68.55

Step-by-step explanation:

C= 2πr

C=2 x 3.14 x 7.5 = 47.1 (Divide by 2 for half circle)

47.1 ÷ 2 = 23.55 + 15 + 15 + 15 = 68.55

6th grade math HELPP ME!! Ya'll brainly has answers for this question but they're all different answers!! I'm so unsure! IF YOU DONT KNOW THE ANSWER PLEASE DO NOT ANSWER IMPROPERLY *I'm running out of points to ask the questions*
One of the offices at the company was being repainted. Riley’s mother challenged him to figure out how many quarts of paint would be needed. The office is 16 ft long and 12 ft wide, and the height of each wall is 10 ft. The office floor, ceiling, and door are not being painted, and there are no windows in this office. The door opening measures 3 ft by 8 ft. One quart of paint covers 2 100 ft . How many quarts of paint are needed to paint the room, if only full quarts can be purchased? Show your work.

Answers

Step-by-step explanation:

Help! please ( I am stuck on these questions so please help me!!)

Answers

Answer:

4in 5in and 8in (in that order)

Step-by-step explanation:

You measure Hight at the place where it makes a right angle (for these look at the dotted line and the number labeling it)

Answer:

1. 4 inches

2. 5 inches

3. 8 inches

Step-by-step explanation:

The heights are labelled.

what is the value of B and C?

Answers

Step-by-step explanation:

value of b is 73 (reason : sum of triangles)

a= 34 ( reason:180-73-73=34)

Answer: 73+73=146, 180-146= 34°

Step-by-step explanation:

b is parallel to 73, b= 73°

c = 34°

3y = 26 -5x
6x + 7 y = 21

Answers

m ≥ 5x-3 the best way for us to use the same as a huge forest is to add the main points to a fierce to be a better to use of the letters are the first time in a way she will not on the line 4x she will not on the line 4x and I will be restored.People's the process for my next course as the stirrup will not on the line 4x and the things that I have to do the work I did to myself to work with the People's team and

Combine like terms: c + c + c
what do you get?
A- 3c
B- c3

Answers

Answer:

A. 3c

Step-by-step explanation:

c + c + c = c × 3

c × 3 = 3c

(A) - 3c that’s the answer

A patios shaped like the the figure shown below

Answers

Answer:

39 squared meters

Step-by-step explanation:

It is about 39 square meters

I WILL MARK BRAINLIEST IF ANSWER CORRECTLY!

One of the acute angles of a right triangle measure 37. What does the other acute angle measure? Hint: The sum of the angles of a triangle is 180 degrees.

a. 143

b. 53

c. 127

d. 37


One angle of a linear pair measures 53 degrees. What does the other angle measure?

a. 143

b. 37

c. 53

d. 127

Answers

Answer:

Below in bold.

Step-by-step explanation:

it is a right triangle so one angle = 90 degrees.

The other angle = 180 - (37 +90)

= 180 - 127

= 53 degrees.

Linear pairs add up to 180.

So other angle = 18--53

= 127 degrees.

Dave found the blueprint of his
house. It shows the hallway is 4 inches long. If the scale factor is 1 inch: 1.25 feet, then what is the length of the hallway in real life?

Answers

The length of the hallway is 5 ft

i dont get know how to set it up someone help?​

Answers

Answer:

114×10^5..............

HELP I WILL GIVE BRAINLIEST!

Answers

Answer:

MM: 5343

LE: -210

NF: 614

ESB: 50

AC: 0

CL: -435

HELP ME PLEASE ILL MARK BRAINLIEST!!!!!!!!!!!!!!!!!!

Answers

Answer:

91.7 inches to 1 decimal place

Step-by-step explanation:

We will use Pythagoras's theorem to find the height of the pyramid.

The height of the Pyramid forms a right-angled triangle with half of the base and the slant height.

We can get half the length of the base by dividing the length of one side of the base = 20.4 by 2 = 10.2in

slant height = 92.3in

Therefore height = [tex]\sqrt{92.3^{2} -10.2^2} =91.73in[/tex]

The height of the pyramid is 91.73inches to 1 decimal place

Solve this Please and explain




-2(x - 3) = -3x + 8

Answers

Answer:

x=2

Step-by-step explanation:

First, you want to distribute -2 into both terms in the parenthesis.

-2(x-3) = -2x+6

Now you have -2x+6=-3x+8

Next, I want to only have x on one side of the equation to solve it, so I will add 3x to both sides.

x+6=8

Finally, I subtract 6 from both sides so x is alone on one side of the equation

x=2

Now I know x = 2. To double check this, I can substitute 2 in for x in the original equation.

-2(2 - 3) = -3(2) + 8

-2(-1) = -6 +8

2 = 2

Both sides equal eachother, so x = 2 is the correct solution.

You wanted to make the perfect banana split sundae. There are 9 items that you need and
they are locked away. In order to unlock these items, you must complete 9 tasks. The locks
could contain numbers, letters, or both. Unlocking a task will enable you to add an item to
your banana split. In order to complete the perfect banana split sundae, you must complete
all 9 tasks correctly and unlock all 9 missing items.

Answers

Answer:

25

Step-by-step explanation:

math

❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️
PLS ANSWER- POINTS AND BRAINLIEST

Answers

Answer:

12x-23

Step-by-step explanation:

Answer:

peen

Step-by-step explanation:

Please help me ASAP. I’m failing geometry and I’m going through depression because of it please help.

Answers

Answer: kid i d k  to be sorry

Step-by-step explanation:

Answer:

angle 5 is 149

angle 8 is 31

Step-by-step explanation:

since angle three and five are diagonal from each other on opposite sides they will have the same measurements.  since angle eight is on the same side as angle five the total of the two angles has to equal 180

hope this helps

A cylinder has a radius of 4 inches and height of 5 inches. What is the approximate volume?

Answers

Answer:

251.33in³

Step-by-step explanation:

Answer:

258.02 or 251.33in3

Step-by-step explanation:

I don't know which one for sure but go with the answer that most people got

Can someone help me PLZ! I keep posting the same question and no ones helping me :(((((((((((( its dues in 20 mins!!
How can you solve the system? Complete the sentence. 3x + 3y = 9 -6x - 4y = -14 Multiply 3x + 3y = 9 by _____ and add it to -6x - 4y = -14. PLZ HELP

Answers

Steps for Solving Linear Equation 3x − 4y = 3 Add 4y to both sides. 3x = 3 + 4y

Help me with my maths question and you get good luck 10 years

Answers

Answer:

Step-by-step explanation:

Let all the measurements be in same unit.

200 cm = 2 m

2000 mm = 2 m

Let distance jumped by Jack = x m

Distance jumped by Jerzy = x + 2

Distance jumped by Abdullah = (x+ 2) + 2 = x + 4

Total = 12.69 m

x + x +2 +x +4 = 12.69

x +x + x + 2 + 4 = 12.69

         3x + 6      = 12.69

                  3x = 12.69 - 6

                 3x  = 6.69

                    x = 6.69/3

                    x = 2.23 m

distance jumped by Jack =2.23m

Distance jumped by Jerzy = 2.23 + 2 = 4.23 m

Distance jumped by Abdullah = 2.23 + 4 = 6.23 m

first person who answers something gets brainliest​

Answers

Answer:

thanks for the points! have a wonderful day! ☺☺☺☺☺☺☺☺⭐⭐⭐⭐⭐⭐

helpppppppppppppppppppp

Answers

D is the answer to this:)

Milan bought 3 CDs that were each the same price. Including sales tax, he paid a total of $44.40. Each CD had a tax of $1.30. What was the price of each CD before tax?

Answers

Answer:

$13.5

Step-by-step explanation:

Given data

We are given that the tax per CD is  $1.30

Hence for the 3 CDs the total tax = 3*1.3= $3.9

Also, the cost of the three CDs before tax = 44.4-3.9

=$40.5

Hence the cost of each CD before tax is

=40.5/3

=$13.5

help asap!!!! this is already late.-

Answers

Answer:

Im pretty sure its 45

Step-by-step explanation:

Step-by-step explanation:

5x + 7 = 132

5x = 125

x = 125/5

x = 25

hope it helps

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