A bank security camera is mounted on a wall. The camera is set at an angle of depression of 19 degrees so that it is focused on a point on the floor near the main entrance door . The camera's horizontal distance of 26 feet from the the focus point on the floor.How high above the floor is the camera Round your answer to the nearest hundredth.

Answers

Answer 1

Answer:

8.95feet

Step-by-step explanation:

The set up is a right angled triangle where;

The camera's horizontal distance from the focus point = 26feet = Adjacent;

The height of the camera above the floor = Opposite = x

Angle of elevation = 19°

According to TOA in trig identity;

Tan theta = opp/adj

Tan 19 = x/26

x = 26tan 19

x = 26(0.3443)

X = 8.95feet

Hence the camera is placed at a height of 8.95feet above the floor


Related Questions

Is the following a function? (2,5),(-9,5), (1,8), (3,2), (-2,1)?
A.yes
B.no

Answers

Answer:

Yes

Step-by-step explanation:

Yes sorry if wrong tho

A carton has a length of fraction 2 and 2 over 3 feet, width of fraction 1 and 1 over 8 feet, and height of fraction 1 and 1 over 5 feet. What is the volume of the carton?
fraction 3 and 3 over 5 cubic feet
fraction 4 and 1 over 5 cubic feet
fraction 5 and 2 over 5 cubic feet
fraction 7 and 1 over 5 cubic feet

Answers

Answer:

fraction 3 and 3 over 5 cubic feet

Step-by-step explanation:

Volume formula  V= lwh

Given

l = 2 2/3 = 8/3 ftw = 1 1/8 = 9/8 fth = 1 1/5 = 6/5 ft

Volume is:

V = 8/3*9/8*6/5 =18/5 = 3 3/5 ft³

Correct option is A

Answer:

fraction 3 and 3 over 5 cubic feet

Step-by-step explanation

through (-4,3) , perpendicular to m=-2/3​

Answers

Answer:

The equation of the line:

[tex]y=\frac{3}{2}x+9[/tex]

Step-by-step explanation:

Given

The point (-4, 3)m = -2/3

We know that a line perpendicular to another line contains a slope that is the negative reciprocal of the slope of the other line, such as:

slope = m = -2/3

perpendicular to m = -1/m

                                 [tex]=-\frac{1}{\left(\frac{-2}{3}\right)}=\frac{3}{2}[/tex]

Using the point-slope form of the line equation

[tex]y-y_1=m\left(x-x_1\right)[/tex]

substituting the values m = 3/2 and the point (-4, 3)

[tex]y-3=\frac{3}{2}\left(x-\left(-4\right)\right)[/tex]

[tex]y-3=\frac{3}{2}\left(x+4\right)[/tex]

Add 3 to both sides

[tex]y-3+3=\frac{3}{2}\left(x+4\right)+3[/tex]

[tex]y=\frac{3}{2}x+9[/tex]

Thus, the equation of the line:

[tex]y=\frac{3}{2}x+9[/tex]

The value of y varies directly with the value of x. When y = 24, x = 4. What is the value of x when y = 48?

Answers

Answer:

24/6=4

48/6= 8

so x=8

Step-by-step explanation:

At a chili festival over the past few years , restaurant a won 56 out of 98 contest. Restaurant b won 84 out of 147 contests. Which restaurant has the better record? what decimal represents the wins for restaurant a ? what decimal represents the wins for restaurant b?

Answers

At the chili festival both restaurant (a) and (b) have the same record of winnings as they have equivalent fractions: 4/7

Information about the problem:

Winnings restaurant a = 56Contest restaurant a = 98Winnings restaurant b = 84Contest restaurant b = 147Which has the better record=?what decimal represents the wins for restaurant a =?what decimal represents the wins for restaurant b =?

Calculating which restaurant has the better record, we get:

Rate (a) = Winnings restaurant a / Contest restaurant a

Rate (a) = 56/98

Simplifying, we get:

Rate (a) = 4/7

Rate (a) = 0.5714285

Rate (b) = Winnings restaurant b / Contest restaurant b

Rate (b) = 84/147

Simplifying, we get:

Rate (b) = 4/7

Rate (b) = 0.5714285

That means 56/98 and 84/147 are equivalent fractions.

What is a fraction?

Is a number that expresses the portion of some number over a total. The number that expresses the portion is known as the numerator and the number that expresses the total is known as the denominator.

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19=10−5x+9x−7
what is x?

Answers

Answer:

4

Step-by-step explanation:

fourrrrrrr

2x + -10 = 10 + -3x

Explanation

Reorder the terms:

-10 + 2x = 10 + -3x

-10 + 2x = 10 + -3x

Solving for variable x

Move all terms containing x to the left, all other terms to the right

Add 3x to each side of the equation

-10 + 2x + 3x = 10 + -3x + 3x

Combine like terms: 2x + 3x = 5x

-10 + 5x = 10 + -3x + 3x

Combine like terms: -3x + 3x = 0

-10 + 5x = 10 + 0

-10 + 5x = 10

Add '10' to each side of the equation.

-10 + 10 + 5x = 10 + 10

Combine like terms: -10 + 10 = 0

0 + 5x = 10 + 10

5x = 10 + 10

Combine like terms: 10 + 10 = 20

5x = 20

Divide each side by '5'.

x = 4

Answer

So your answer is x=4

hope that helps you:)

Carlos purchased four pounds of oranges for $3.20. He later realized he needed nine pounds.

How much more money will he need to spend to bring his total up to nine pounds?

Answers

Answer: 5.8

Step-by-step explanation:

To find the answer to this question, you need to find the difference between the two numbers. To find the difference between the two numbers you have to subtract.

 9 - 3.20 = 5.8

Answer:

$4

Explanation

3.20 / 4 = .80   .80 x 9 = 7.20   7.20 - 3.20 = 4

The graph represents f(x) = x +3

On a coordinate plane, a step graph has horizontal segments that are each 1 unit long. The left end of each segment is an open circle. The right end of each segment is a closed circle. The left-most segment goes from (negative 5, negative 1) to (negative 4, negative 1). Each segment is 1 unit higher and 1 unit farther to the right than the previous segment. The right-most segment goes from (1, 5) to (2, 5).

What is f(−2.2)?

-2
0
1
2

Answers

Answer:

c. 1

Step-by-step explanation:

edge 2020 :)  have a nice day

The required value of f(-2.2) is 1 for the given function f(x)=x+3. The correct answer is an option (C).

The given function is f(x)=x+3.

To find f(-2.2) on the given graph of f(x) = x + 3, we need to locate the corresponding point on the step graph.

From the information provided, we know that the left-most segment starts at (-5, -1) and ends at (-4, -1), and each segment is 1 unit higher and 1 unit farther to the right than the previous segment.

To determine the value of f (-2.2), we need to find the segment that includes the x-coordinate of -2.2.

Since the x-coordinate -2.2 falls between -4 and -3 (1 unit to the right of the left-most segment), the corresponding y-coordinate is 2 units higher than the starting y-coordinate of -1.

So, f(-2.2) = −1 + 2

f(-2.2)  = 1.

Thus, the required value of f(-2.2) is 1.

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help meh then i give you sum huge amount of points!

Answers

Answer:

It's D

Step-by-step explanation:

10 divided by 20

Help please. Order from greatest (left) to least.

Answers

Answer:

[tex]\pi +3 >2\pi -\sqrt{9}>\frac{\pi }{2}[/tex]

Step-by-step explanation:

[tex]Lets\ take\ \pi 's\ approximate\ value\ as\ 3.14159\\Hence,\\ \pi +3\\=3.14159+3\\=6.14159\\2\pi -\sqrt{9} \\=2*3.14159-3\\=6.28318-3\\=3.28318\\\frac{\pi }{2} \\=1.570795\\[/tex]

[tex]As\ we\ can\ see\ that,\\6.14159>3.28318>1.570795,\\Their\ corresponding\ values\ are\ also\ in\ the same\ order:\\\pi +3 >2\pi -\sqrt{9}>\frac{\pi }{2}[/tex]

please please helpppp
( ˘ ³˘)♥︎
Given m
11
n, find the value of x and y.
m
(5x+9)
(y+20)
n
(4x+17)

Answers

Answer: x=8 and y=29

Step-by-step explanation:

Since the lines M and N are parallel to each other, the corners that are across from each other are equal. This is true for the corners formed by the lines on the top and bottom.

So, all of the given equations can be set equal to each other. ie: (5x+9)=(4x+17)=(y+20).

Now, since the first two expressions both have x as their only variable, set those equal to each other and do not include the y expression.

ie: (5x+9)=(4x+17)

Now solve for x by subtracting 4x from each side.

ie: x+9=17

Now subtract 9 from each side

ie: x=8

Now you have your X value

Use your X value to solve one of the x variable equations.

ie: 5(8)+9

This equals 49.

Use this answer to substitute it in the equation where we set them all equal.

ie: 49=y+20

Now solve for y using this equation

ie: y=29

Using the given table of an exponential function, determine the growth/decay factor as well as the rate of increase/decrease. Type your answers in as numbers. Example: Growth Factor: 3.5, Rate of Increase: 2.5. (Do not input your rate of increase as a percent.)

f(x)=75(1-.3)^x

Answers

Answer:

0.7 is the growth factor

0.3 is the growth rate

Step-by-step explanation:

Here, we want to get the growth rate and the growth factor

Let us consider the general form of an exponential equation

That will be;

y = a(1 + r)^n

The growth rate is r

while the growth factor is the term (1 + r)

From the given exponential function;

-0.3 is the rate of increase

Growth rate is 1-0.3 = 0.7

(50points) Easy algebra 1. PLEASE HELP ME ASAP !!!

Answers

I think it’s b but I’m not sure hope I’m right

which equation represents the graph?​

Answers

answerrrrr; A) y=2x-4
A is the answer hope this helps

Problem 10
(a) Using Fermat's little theorem, show that 999 999 is divisible by 7.
(b) A number has digits that are all 9 and is divisible by 13. Show that
it is also divisible by 1001.

Answers

Part (a)

Note 999999=1000000-1. By Fermat's little theorem, since 100000=10⁶,

[tex]10^{6} \equiv 1 \pmod{7} \\ \\ \therefore 10^{6}-1 \equiv 0 \pmod{7}[/tex]

Part (b)

Note that

[tex]10^{12n}-1=(10^n)^{12}-1 \equiv 0 \pmod{13}[/tex]

Since

[tex]1 = 1001 - 1000[/tex]

and

[tex]-1 \equiv 1000 \pmod{1001}[/tex]

10³ is its own inverse modulo 1001, meaning that:

[tex]10^3 x \equiv 1 \pmod{1001} \implies x=10^3 \\ \implies 10^{12n}=(10^3 \cdot 10^3)^{2n} \equiv 1 \pmod{1001} \\ \\ \implies 10^{12n}-1 \equiv 0 \pmod{1001}[/tex]

a music store brought a CD set at a cost of $10. When the store sold the CD set,the precent markup was 10%. Find the selling price

Answers

Answer:

1

Step-by-step explanation:

10% percent of 10 is 1.   I hope this helps you out!

Answer:

$1.00

Step-by-step explanation:

10 times .1 = 1

HELP ILL GIVE BRAINLIST

Answers

Answer:

$4.25

Step-by-step explanation:

Easy price is 85 so

Divide 85 by 100

0.85

then multiply by 5

0.85*5=4.25

Brainliest please and you're welcome

i neeeeeeeeeeeeeeeeeeeeeeeeeeedddddddddddddddd heeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeellllllllllllllllllllllllllllllpppppppppppppppppppppppppppppp
the worlds tallest house of cards measured 8 meters tall. there are approximately 5 meters in 16 feet. what was the height of the house of cards in feet.

Answers

Answer:

I will helpppppppppp uuuuuuu

Step-by-step explanation:

geometry help please

Answers

Answer:  RJ = 10

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

Explanation:

Recall that midsegments are half as long as the side they are parallel to. In this case, midsegment PQ is parallel to segment GJ. This means PQ is half as long as GJ. Phrased another way, we can say GJ is twice as long as PQ.

So,

GJ = 2*PQ

Also, we can see that GR = RJ due to the triple tickmarks they share. This leads to GJ = GR+RJ = RJ+RJ = 2*RJ

Or in short,

GJ = 2*RJ

---------

In summary we can see that

GJ = 2RJGJ = 2PQ

equating both right hand sides leads to

2RJ = 2PQ

RJ = PQ

Because PQ is 10 units, this means RJ is also 10 units.

--------------------

Another way to see why PQ = RJ is to notice how triangles HPQ and QRJ are congruent triangles (use SAS to prove this). The corresponding pieces PQ and RJ are the same length, so PQ = RJ = 10.

Helpp!!! Will give brainliest!!

Answers

Answer:

12/37

Step-by-step explanation:

Cos D = 12/37

answer:12/37
explanation:

Carrie invests some money at a rate of 8% per annum.

After 1 year there is £2754 in the account. How much did she invest?

Answers

Carrie must have invested £2550 at 8% interest rate for 1 year

What is the present value of £2754 ?

The present value of £2754  is its today's worth of the £2754  that would be received in 1 year, in other words, using the present value formula of a single cash flow provided below, we can determine the amount Carrie must have invested a year ago to be entitled to £2754  today

PV=FV/(1+r)^N

PV=amount invested=unknown

FV=worth of investment after 1 year=£2754

r=interest rate=8%

N=number of years since invested=1

PV=£2754/(1+8%)

PV=£2754/1.08

PV=£2550

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ASAP PLS HELP ME WITH THIS PLZZZ

Answers

Answer:

84

Step-by-step explanation:

6•11 for rectangle and 1/2 6•6 for triangle add and you get 66+18=84

Answer:

84

Step-by-step explanation:

find the area of the triangle first

= 1/2 * 6 * 6

=18 in^2

rectangle

= L * W

= 6*11

= 66 in^2

therefore, 66+18

=84

Which Integer describes 50 feet below sea level

Answers

Answer:

-50

Step-by-step explanation:

When they something below sea level or elevation it's negative.

Hope It Helps

Sorry If I'm Wrong

The answer for your problem is -50

A major fishing company does its fishing in a local lake. The first year of the company's operations it managed to catch 95,000 fish. Due to population decreases, the number of fish the company was able to catch decreased by 4% each year. How many total fish did the company catch over the first 10 years, to the nearest whole number?

Answers

Answer/step-by-step explanation:

We know that during their first year, the company caught 95,000 fish, and the amount of fish caught decreased 4% each year. First, let's calculate 4% of 95,000, by doing the equation: 95,000 x 0.04 = 3,800

So, each year, the company catches 3,800 less fish.

In order to find out how many fish the company caught in ten years, we need to multiply 3,800 x 10 and then subtract it from 95,000. Then we need to multiply that number by 10.

3,800 x 10 = 38,000

95,000 - 38,000 = 57,000 x 10 = 570,000.

Therefore, the company caught a total of 57,000 fish in the first ten years.

Hope this helps! :D

The temperature at 6:00 A.M. 58 degrees Fahrenheit. The temperature increased at a constant rate of 3 degrees Fahrenheit every hour until 10:00 A.M. The equation below models t as a function of h where t is temperature and h is hours. t=58+3h which set represents the range of this function. a.{h:0≤h≤4} b.{h:0≤h≤12} c.{t:58≤t≤70} d.{t:0≤t≤70}

Answers

Answer: [tex]c. (t:58\leq t\leq 70)[/tex]

Step-by-step explanation:

given data:

T =  58 degree Celsius.

changes in temperature = 3dregres every hour = 4.

solution:

[tex]t=58+3h\\where h = 4[/tex]

substitute the value for h into the equation.

[tex]t=58+3(4)\\t=58+12\\t=70[/tex]

the set with [tex]58\leq t\leq 70[/tex]  best represents the function range.

X= (-4/5) ÷ (1/2)


x=

simplest form

Answers

Answer:

the answer is that X= -8/5

Step-by-step explanation:

Protozoa are single-celled organisms.
Paramecium aurelia is one type of protozoan. The
number of Paramecium aurelia protozoa doubles
every 1.25 days. There was one protozoan on a slide
5 days ago. How many protozoa are on the slide now?

Answers

The number of protozoa makes a series where every next term is double its previous term so on the slide now the number of protozoa is 16.

What is a series?

A series follows some pattern for example if you take data set of natural numbers then there will be a sequence of that data and something will be due to that we can form that series.

Number of protozoa 5 days ago = 1

Since protozoa double every 1.25 days.

Number of times protozoa doubles in 5 days ⇒

5 / 1.25 = 4 times.

So,

1 →2 → 4 → 8 → 16

Hence "The number of protozoa on the slide now is 16".

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SOMEONE PLZ HELP I WILL GIVE BRAINLY



Two cars on a roller coaster hold 14 riders combined. If 12 cars are linked together, how many riders can fit on the roller coaster at one time? Explain how to solve this problem.

Answers

So there if 2 cars hold 14 you have to divide 14 by 2 to get 7. So then it says there are 12 cars. So then you have to multiply 7 by 12. To get 84.

14/2=7
12•7=84
Answer 84
I believe 196 people I’m not sure

Find the value of the variable p and YZ if Y is between X and Z, XY=3p, YZ=2p-1, and XZ=6p-6

Answers

Using the segment addition postulate, the value of p = 5, and YZ = 9 units.

How to Apply the Segment Addition Postulate?

Since point Y lies between points X and Z, the three points are collinear, therefore, based on the segment addition postulate, XY + YZ = XZ.

Given the following:

XY = 3p

YZ = 2p - 1

XZ = 6p - 6

Substitute

3p + 2p - 1 = 6p - 6

Add like terms

5p - 1 = 6p - 6

5p - 6p = 1 - 6

-p = -5

p = 5

YZ = 2p - 1

Plug in the value of x

YZ = 2(5) - 1

YZ = 9 units.

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Which pair of expressions are equivalent?
A)j+j+j+ and j^4
B)16g+10-4g and 20g+10
C) 16c+24c and 4(4c+6c)
D) 14e^2+3e+8 and 17e^2+8

Answers

It would be c. 16c+24c= 40c;
4(4c+6c)
4(10c)
40c
They both equal 40, hope this helps!
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