A clock is located on a wall, and the "12" on the face of the clock is 8 feet above the floor. A small mirror is placed on the floor so that it is between a student and the wall. The student's eyes are 5 feet above the floor, and the student is standing 4 feet from the mirror. The student sees the clock reflected in the mirror. How far from the base of the wall is the mirror located?

Answers

Answer 1

Do you have any answer choices? That would help a lot.


Related Questions

In a class of students, the following data table summarizes how many students have a

cat or a dog. What is the probability that a student who does not have a dog has a cat

Answers

Answer:

3/12+9+3+5

3/29

you would divide those who didn't have dogs but had cats over the total which is 29

Cone A has a diameter of 10 inches and Cone B has a diameter of 50 inches. The cones are similar, and the volume of Cone A is 85 cubic feet. Find the volume of Cone B

Answers

Answer:

85 × 5³ = 10,625 cubic feet

Step-by-step explanation:

what is the geometric mean of 14 and 6

Answers

Answer:

8

Step-by-step explanation:

The geometric mean of two numbers 14 and 6 is 2√21.

What are arithmetic and geometric mean?

An arithmetic mean can be obtained by taking the sum of all the numbers and dividing it by the number of numbers.

In the case of geometric mean, we multiply the numbers and raise them to the reciprocal of a total number of numbers.

Given, Two numbers 14 and 6.

Now, 14×6 = 84.

Now, we have to take the square root of 84 as we have two numbers.

Therefore, The geometric mean of 14 and 6 is,

= √(84).

= 2√21.

learn more about geometric mean here :

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someone pls help I'm confused​

Answers

Answer:

4x + 8x = 180

12x = 180

divide by 12 on both sides:

X = 15

4 x 15 = 60 degrees

8 x 15 = 120 degrees

Answer:

Hello! answer: x = 15

Step-by-step explanation:

Since this is a supplementary angle it will equal a total of 180 15 × 4 = 60 15 × 8 = 120 you add these up and... 60 + 120 = 180 therefore x = 15 and

4x = 60 and 8x = 120 HOPE THAT HELPS!

HELP DUE IN 10 MINS!

Circle R is defined by the equation ( x - 3)2 + ( y - 5)2 = 4. Select all of the points that lie on circle R.

A. (3,5)


B. (5,5)


C. (3,3)


D. (1,5)


E. (-1,5)


F. (3,7)

Answers

Answer:

B. (5,5)

C. (3,3)

D. (1,5)

F. (3,7)

Step-by-step explanation:

The equation of a circle with radius [tex]r[/tex] and center [tex](h, k)[/tex] is given by:

[tex](x-h)^2+(y-k)^2=r^2[/tex]

From this, we can find that the radius of the circle is [tex]\sqrt{4}=2[/tex] and the center of the circle is at [tex](3, 5)[/tex]. Therefore, the coordinates of all points exactly 2 units away from this center point will lie on the circle.

Out of all options given, the desired answers are:

B. (5,5)

C. (3,3)

D. (1,5)

F. (3,7)

Why do you think the Americas were called the 'New World' by the European​

Answers

Answer:

The other continents were unknown to Europeans. After Columbus discovered the American continents the "world" of Europe, Africa, and Asia were often referred to as the "Old World" while the Americas were called the "New World".

Please mark me brainliest ;w;

i believe it was called “The New World” because they did not know it existed. Of course the indigenous already lived there, but the other countries didn’t know it existed. so, they called it the new world!

PLEASE HELP ME WITH GEOMETRY!!! Please

Answers

Answer:

100

Step-by-step explanation:

What you need to do is multiply all of the numbers together so the three sides equal 12 so you need to do 12x3 which equals to 36 and 8x8 is 64 and then add 64 and 36 which gives you 100

Solution :

The given figure consists of two shapes that are a triangle and a square . To find the total area of the figure we will first find the area of the triangle then that of the square and add them .

Let's work on this ,

Area of triangle [tex]\sf\implies\::\dfrac{1}{2}\:\times\:base\:\times\:height[/tex]

In the given figure the base of the triangle is 12 inches and it's height is 8 inches .

[tex]\sf\implies\::\dfrac{1}{2}\:\times\:12\:\times\:8[/tex]

6 × 8 48 inches²

Now lets find the area of the square ,

Area of square = Side × Side12 × 12144 inches²

Total area of the figure

Area of triangle + Area of square 48 + 144192 inches²

7 less than rhondas score is 65

Answers

Answer:

x - 7 = 65

(x is rhonda's score)

Step-by-step explanation:

Answer:

72

Step-by-step explanation:

u need to add more wording but that is my best guess

HELP ME OUT!

What is the measure of angle A?

A.) 50 degrees
B.) 40 degrees
C.) 45 degrees
D.) 55 degrees

Answers

To find:-

The measure of angle A.

Solution:-

[tex]{\boxed{\mathcal{\red{B.\:Angle\: A \:=\: 40° \:}}}}[/tex]✅

Step-by-step explanation:-

We know that,

[tex]\sf\pink{Sum\:of\:angles\:of\:a\:triangle\:=\:180°}[/tex]

➪ 90° + x + 51 + x + 41 = 180° ( 90° since it is a right-angled triangle )

➪ 2 x + 182° = 180°

➪ 2 x = 180° - 182°

➪ x = [tex] \frac{ - 2}{2} [/tex]

➪ x = -1°

Now,

Measure of angle A = x + 41

= (-1°) + 41

= 40°

[tex]\sf\red{Therefore, \:the\: measure\:of \:∠\: A\: is \:40°.}[/tex]

To verify:-

90° + (-1°) + 41 + (-1°) + 51 = 180°

✒ 182°- 2°= 180°

✒ 180° = 180°

✒ L. H. S. = R. H. S.

[tex]\boxed{Hence\:verified.}[/tex]

[tex]\bold{ \green{ \star{ \orange{Hope\:it\:helps.}}}}⋆[/tex]

x+3/x-2 - 1-x/x =17/4
find the x with methods​

Answers

Answer:

The solution set is {-2/9, 4).

Step-by-step explanation:

(x + 3)/(x-2)  - (1-x)/x = 17/4

Multiply through by the LCD ( = 4x(x - 2):

(x + 3)4x - 4(1 - x)(x - 2) = 17x(x - 2)

4x^2 + 12x - 4(x - 2 - x^2 + 2x) - 17x^2 + 34x = 0

4x^2 + 12x - 4x + 8 + 4x^2 - 8x - 17x^2 + 34x = 0

-9x^2 + 34x + 8 = 0

We need 2 numbers  whose product = -72 ( -9 * 8) and whose sum is 34.

These are +36 and -2, so we write:

-9x^2 + 36x - 2x + 8 = 0

-9x(x - 4) - 2(x - 4) = 0

(-9x + 2)(x - 4) = 0

x = -2/9, 4.

Find the measure of each acute angle.
(6x + 7)
(11x - 2)
plz help

Answers

The measure of the acute angles are 37 and 53 degrees

The sum of an interior angle of a triangle is 90 degrees

Taking the sum of the interior angle of the given triangle:

11x - 2 + 6x + 7 + 90 = 180

17x + 95 = 180

17x = 180 - 95

17x = 85

x = 5

6x + 7 = 6(5) + 7 = 37 degrees

11x - 2 = 11(5) - 2 = 53 degrees

Therefore the measure of the acute angles are 37 and 53 degrees

Learn more on triangles here: https://brainly.com/question/7888180

Claire wants to buy enough sand to fill a sandbox that is shaped like a rectangular prism. The sandbox is 4 feet long, 4 feet wide, and 0.5 foot high. If a bag of sand holds 0.5 cubic feet and costs $2.55 per bag, how much will it cost her to fill the sandbox?

Answers

First, find the volume of the sand box
4 x 4 x 0.5 (L x W x H) = 8

8 divided by 0.5 is 16, so you need 16 bags
Well,how much does that cost

16 x 2.55 = $40.80

Hope this helps :D

Please help me need this by today thank you!!!

Answers

x=8 y=-4
hope this helps!!

the answer is:

x=8 y=-4

help with this question please

Answers

Answer:

3x = 3x + 4 = No solution

3x + 4 = 3x + 4 = No solution

3x + 4 = 4x + 3 = One solution

What is the value of y in the equation y = 5x – 4, when x = 3?

y= ?

Answers

Step-by-step explanation:i think its 23

it would be 11 because if you were to replace the x with 3. You would first have to multiply 5(3) which would equal 15. And with that you would subtract 15 - 4 so that would equal y=11.

PLEASE HELP THIS IS THE LAST QUESTION I NEED FOR AN ASSIGNMENT!!
Please show steps!!

An aquarium is being filled with water. The graph shows the height of the water over time as the aquarium is being filled.

Which statement best describes the rate of change for this situation?

a. The height of the water increases 20 inches per second
B. The height of the water increases 1 inch per second
C. The height of the water increases 5 inches per second
D. The height of the water increases 2.5 inches per second

Answers

Answer:

D

Step-by-step explanation:

Divide 5/2 and you'll get 2.5/1 or 2.5

The correct answer is D

Hello! Could someone help me answer this I got the first part right but the 2nd part wrong, even though I am pretty sure I did the math right.

Answers

a) x = 77 degrees

b) B - alternate angle

 (The angle that shows 'Z' shape is alternate as both the angles are equal)

Answer:

[tex] \large{ \tt{☄ \: STEP - BY - STEP \: EXPLANATION}} : [/tex]

PART - 1 :

We're provided the value of Angle ABF i.e 77° & we're asked to find out the value of x. Let's start :

❃ Firstly , Let's explore about Alternate angles :

Alternate angles can be defined as the pair of interior angles which lies to the opposite side of transversal. It usually forms ' Z ' shape & Alternate angles are always equal.

A. [tex] \large {\tt{⟿ \: x = \boxed{77 \degree}}}[/tex] [ Since AD [tex] \parallel[/tex] EH and being alternate angles ]

The value of x is 77° .

PART - 2 :

[tex] \boxed{ \boxed{ \large{ \text{Alternate \: Angles}}}}[/tex]

✺ If there's something else going on in your life and you can't get it off your mind : Write down what's going through your head , sort of like a diary entry. It'll help you work things out ! ♪

ツ Hope I helped! ♡

☼ Have a wonderful day / evening ! ☃

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Identity the slope and y intercept

Answers

Answer:

3,-2

Step-by-step explanation:

From the attached graph we need to find the slope and the y Intercept . The data that can beextracted from the graph is ,

The line passes through (0,3) and (1.5,0) .

Hence the y Intercept here is 3 , since the graph cuts y axis at 3 units above the x axis.

Slope :-

→ m = 3 - 0 / 0 - 1.5

→ m = 3/-1.5

m = -2

Hence the y Intercept is 3 and the slope is (-2) .

Find the median and mean of the data set below:
4
,
35
,
14
,
18
,
39
,
23
,
28

Answers

Answer:

Step-by-step explanation:

Mean=sum of data/no of data

=161/7

=23

median

first of all arrange the data frome ascending to descending order

4,14,18,23,28,35,39

median=(N+1)/2(N=no of data)

=7+1/2

=8/2

=4 th term

therefore median = 23


[tex] \: \: solve \: \\ \\ (a \: + \: b) {}^{3} = {?} [/tex]

Answers

Step-by-step explanation:

(a+b)³

=a³+3a²b+3ab²+b³

hope it is helpful to you

Answer:

[tex]\huge\boxed{Answer\hookleftarrow}[/tex]

[tex](a + b) {}^{3} \\ = (a + b) \times (a + b) {}^{2} \\ = (a + b)(a {}^{2}  + 2ab + b {}^{2} ) \\ = a(a {}^{2}  + 2ab + b {}^{2} ) + b(a {}^{2}  + 2ab + b {}^{2} ) \\ = a {}^{3}  + 2a {}^{2} b + ab {}^{2}  + ba {}^{2} + 2ab {}^{2}  + b {}^{3} \\ = a {}^{3}  + 3a {}^{2} b + 3ab {}^{2}  + b {}^{3} [/tex]

(a + b)³ = a³ + 3a²b + 3ab² + b³

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

# ꧁❣ RainbowSalt2²2² ࿐

Xander has $15 and make $4 a day. Aislyn has $10 and makes $4 a day. When will they have the same amount of money?

Answers

Answer: Never because Aislyn cannot catch up if they make the same amount of money per day.

Step-by-step explanation:

Assume that the day they will have the same amount of money is x.

The amount that Xander will have on that day is:

= 15 + 4x

The amount that Aislyn will have on that day is:

= 10 + 4x

Equate the two fractions:

15 + 4x = 10 + 4x

15 - 10 + 4x = 4x

5 = 4x - 4x

5 = 0x

What this means is that they will never have the same amount of money because they are increasing by the same amount so Aislyn will never catch up.

$1,030 at 5% compounded semiannually for 2 years.
Do not put commas or dollar signs in your answer. Round to the nearest cent.
…. I need help

Answers

Answer:

1,678

Step-by-step explanation:

1030(1.05)^10 = 1677.76

Ms. Hunt has 2.25 cups of sugar. How many cakes can she make if each cake requires 3/4 cups of sugar?

Answers

Answer:

6,75sugar

Step-by-step explanation:

2,25

2,25

2 25

=6,75

Find the height of the pyramid.
Volume
198 yd
9 yd
11 yd
The height is _ yards

Answers

It would be two because you multiply the length times width and the divide it by 198 if u want to Check it do it backward multiply them all together

Answer:

Your answer is 12

Step-by-step explanation:

The sun of two numbers is 17. One number is 3 less than 2/3 of the other number what is the lesser number?
A. 5
B. 3
C. 7
D. 12

Answers

Answer:

lesser # is 5

other # is 12

Step-by-step explanation:

x = lesser #

x + y = 17

x = 2/3y - 3

let 'y' = 17-x

substitute 'y':

x = 2/3(17-x) - 3

x = 34/3 - 2x/3 - 9/3

add 2x/3 to each side to get:

5x/3 = 25/3

multiply each side by 3/5 to get:

x = 25/5 or 5

5 + y = 17

y = 12

A copy machine makes 32 copies per minute. How many copies does it make in 4 minutes and 15 seconds?

Answers

Answer:

136

Step-by-step explanation:

32*4=128

15=1/4 of a minute

32/4=8

128+8=136

Answer:

136 copies

Step-by-step explanation:

32 copies = 1 minute

128 copies = 4 minutes

15 seconds = 1/4 minute

15 seconds = 1/4 of 32 = 8

128+8 = 136

ILL MARK BRAINLIEST IF YOU HELP MEEE!

Answers

Answer:A IS THE ANSWER

Step-by-step explanation:PLS MARK BRAINIEST

Trust me I searched it up

Martha is making lemonade. She needs lemon juice, sugar and water. She needs 1 cup of lemon juice and 3 cups of water. Which cup measure would be an appropriate measure for the amount of sugar needed?


A) 0.61

B) 0.23

C) 0.50

D) 0.56

Answers

Answer:

0.61 ( A )

Step-by-step explanation:

The standard proportion of Sugar, lemon juice and water needed to make a Lemonade is Usually 1 cup each

But If you Intend to make Your lemonade less sweet you can increase the water or reduce the amount of sugar to ≈ 1 ( i.e. less than 1 but approximately = 1 )

Hence The appropriate amount of sugar needed will be = 0.61

Answer:

0.50

Step-by-step explanation:

2. 9/11 = ?/22
O A. 12
O B.4
O C.9
O D. 18

Answers

Answer:

D

Step-by-step explanation:

Is just 9/11 x 2

ajnansjs

Answer:

Option D is correct

Step-by-step explanation:

9/11=x/22

(9/11)×22=x

18=x

or. x=18

The measure of an angle is 170°. What is the measure of its supplementary angle?

Answers

Answer:

Hello! answer: 10

Step-by-step explanation:

If its a supplementary angle the other angle will equal 10 because supplementary angles add up to 180 degrees therefore 10 is the answer HOPE THAT HELPS!

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