Bob’s rectangular TV is 40 inches wide and 30 inches high. What is the length of the diagonal of Bob’s TV?
a.35 in.
b.45 in.
c.50 in.
d.70 in.

Answers

Answer 1

The length of the diagonal of Bob’s TV will be 50 in.

What is Pythagoras theorem?

The Pythagoras theorem states that in a right triangle, the square of the hypotenuse is equal to the sum of the square of the other two sides.

Given that;

Bob’s rectangular TV is 40 inches wide and 30 inches high.

Now,

Since, TV is in rectangular shape.

Hence, It satisfy the Pythagoras theorem.

Let the length of the diagonal of Bob’s TV = x

So, We can formulate;

⇒ x² = 40² + 30²

⇒ x² = 1600 + 900

⇒ x² = 2,500

⇒ x = √ 2,500

⇒ x = 50 in

Thus, The length of the diagonal of Bob’s TV = 50 in.

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Related Questions

the height of a cylinder is 5 centimeters. The circumference of the base of the cylinder is 16 centimeters. which measurement is closest to the volume of cylinder in cubic cintemeters

a: 251.3
b: 4,021.2 cm
c:251.3 cm
d:628.3 cm

Answers

Answer:

Should be 251.3 cm^3

Step-by-step explanation:

Use the formula for volume of cylinder

roblem #7
A system of linear equations is shown.
2y=6x+ 4
y = 3x-4
Explain how many solutions this system of equations has.

Answers

Answer:

no solution.

Step-by-step explanation:

1) in order to explain, the given system should be resolved:
[tex]\left \{ {{2y=6x+4} \atop {y=3x-4}} \right. \ < = > \ \left \{ {{y=3x+2} \atop {y=3x-4}} \right.[/tex]

2) the both equations have the same slope (it is 3), it means the given lines are parallel, then no solution.

Can somoene help me with this question please

Answers

Answer:

About 260 seconds

Step-by-step explanation:

Tha rate is:

A: 8L/1.66666m

b: 10L/1m (converted to litres)

Divide 2400 by those rates above which:

2400 / (8/1.66666) = 500

2400 / (10/1) = 240

500 - 240 = 260

FGH and PQR are vertical angles. If FGH is 29 what is the measure of PQR?

Answers

Answer:

< PGR = 61°

Step-by-step explanation:

[tex]< FG4\ and\ < PQR\ are\ vortical\ angles.[/tex]

    [tex]< FG4=29[/tex]°

    [tex]< PQR=90\ - < FG4[/tex]

                 [tex]=90\ -29[/tex]°

                 [tex]=61[/tex]°

I hope this helps you

:)

Good evening! Can someone please answer this, ill give you brainliest and your earning 50 points. Would be very appreciated.

Answers

Answer:

area = 4x² +210x + 2250

Step-by-step explanation:

Area of a rectangle = width × length

Given:

width = 2x + 30length = 2x + 75

⇒ area = (2x + 30)(2x + 75)

            = 4x² +150x + 60x + 2250

            = 4x² +210x + 2250

pls help me pls I have to turn in tonight and if u answer this can you draw and send it pls​

Answers

Answer:

see attached

Step-by-step explanation:

(i) F' shown in red = Rotation 180° about point (2, 1)

(ii) F'' show in blue = Reflection of F' in x-axis

is this correct or no if not what the answer

Answers

Answer:

A.

While D is partially correct, A is the way to go, because samples are easier to collect than whole populations. The internet quotes, "It is a much quicker process and is more time efficient." This proves the theory why A is the correct answer.

What is the quotient? X^2-11x+24/(x-8)(x+2)

Answers

Answer:

D

Step-by-step explanation:

[tex]\frac{x^2-11x+24}{(x-8)(x+2)}[/tex] ← factorise the numerator

= [tex]\frac{(x-8)(x-3)}{(x-8)(x+2)}[/tex] ← cancel the common factor (x - 8) on numerator/ denominator

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

The quotient of the given division problem is D. (x - 3) / (x + 2).

What is Division?

Division is one of the operation in mathematics where number is divided  into equal parts as that of a definite number.

Given expression is,

(x² - 11x + 24) / (x - 8)(x + 2)

We have to first factor the numerator.

x² - 11x + 24 can be factored as (x - 8) (x - 3).

This is done using the factorization method.

Now the expression becomes,

(x² - 11x + 24) / (x - 8)(x + 2) = (x - 8) (x - 3) / (x - 8)(x + 2)

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

Hence the quotient is option D.

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Which could be the area of one lateral face of the triangular prism? A triangular prism. The rectangular sides are 8 feet by 2. 5 feet, 8 feet by 6 feet, and 8 feet by 6. 5 feet. The triangular sides have a base of 2. 5 feet and height of 6 feet. [Not drawn to scale] 7. 5 ft2 15 ft2 20 ft2 39 ft2.

Answers

The area of one lateral face of the triangular prism could be 20 ft².

What is a prism?

a prism is a polyhedron comprising an n-sided polygon base, a second base which is a translated copy of the first base, and n other faces, necessarily all parallelograms, joining corresponding sides of the two bases.

Since the base of the prism is triangular so there will be three lateral faces.

Dimensions of rectangular lateral faces are:

1)8 feet by 2.5 feet

2)8 feet by 6 feet

3) 8 feet by 6. 5 feet

Area of the lateral face with dimension 8 feet by 2.5 feet = 8*2.5 =20 ft²

Area of the lateral face with dimension 8 feet by 6 feet = 8*6 =48 ft²

Area of the lateral face with dimension 8 feet by 6.5 feet = 8*6.5 =51 ft²

Therefore, the area of one lateral face of the triangular prism could be 20 ft².

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10 points !!!!!!!!!!!!

Answers

Step-by-step explanation:

the numbers are a bit cut off at the top.

do I understand it correctly that the question is when the balloon loses 6/8 of a cubic foot of air ?

if so, I need to point out that the balloon loses 1/8 of a cubic foot per day.

so, how many days until it loses 6/8 if a cubic foot ?

well, 6 times that of 1/8 of a cubic foot = 6 days.

I need more help it would be so nice + it is 100 points.

Answers

Answer:

8/3 < 8/2

D

Step-by-step explanation:

8/3 = 2.67

8/2 = 4

So, when fractions have equivalent (same) numerators, the one with the lesser denominator is the greater fraction.

There is more left if 8 is divided by 2 than when it is divided by 3

[Answer]8/3 < 8/2

[Answer] D

PLEASE RATE!! I hope this helps!!

If you have any questions comment below

Answer:

8/3 < 8/2

Step-by-step explanation:

D. When fractions have equivalent numerators, the one with the lesser denominator is the greater fraction.

8/2 = 4

8/3 = 2.667

6. A line passes through the points (-2,5) and (6,9). Calculate the gradient of this line.

Answers

Answer:

d 2.5 line is 6.9 which is 9.4

Step-by-step explanation:

because

Please help ASAP

Dave is 8 years younger than 4 times Julia's age. If Dave is 16, how old is Julia?
6 years
24 years
32 years
O
56 years

Answers

Step-by-step explanation:

Age of dave = y

Age of Julia = x

y = 4x - 8

if y = 16

then

4x - 8 = 16

4x = 16 + 8

4x = 24

x = 24/4

x = 6

Julia is 6 years old

Answer:

Julia is 6 years old.

Step-by-step explanation:

Dave + 8 = 4 Julia

16 + 8 = 4 Julia

24 = 4 Julia

6 = Julia

Julia is 6 years old

Y= x + 6
y= -x+2

solve each system of equations by substitution

Answers

Answer:

x= -2
y=4

Step-by-step explanation:


Since we have an equation set equal to y, we can plug it in for either value of y.

I will be using y= x+6 in this case.

Plug in x+6 for the other equation, so instead of y=-x+2 it will now be that x+6 = -x+2

Now add x to both sides, and that will remove the x on the left side leaving us with 2x+6 = 2

Now, subtract 6 from both sides to get 2x isolated, and you will get 2x= -4

Divide both sides by 2 to get x= -2

Not plug x= -2 in back for the top (or bottom) equation and get that y=4

Hope this helps and isn't too complicated!

please help. please help.

Answers

Answer:

A. $3960

B. r=40x^2+400x+3000

C. $200

Step-by-step explanation:

A. Total Revenue (R) is equal to price per dive (P) multiplied by number of customers (C). We can write . R=PC

Per price increase is $20. So four price increase is $20x4=80. Hence, price per dive is 100+80=$180.

Also per price increase, 2 customers are reduced from 30. For 4 price increases, 4x2=8 customers are reduced. Hence, total customers is 30-8=22

So Total Revenue is: R= 180 x 22= 3960

B. Each price increase is 20. So x price increase is 20x. Hence, new price per dive would be equal to the sum of 100 and 20x.

Also per price increase, customers decrease by 2. So per x price increases, the customer decrease is 2x. Hence, new number of customers is the difference of 30 and 2x.

Therefor we can write the quadratic equation for total revenue as the new price times the new number of customers.

R= (100+2x)(30-2x) = -40x^2+400x+3000

C. We are looking for the point (x) at which the equation modeled in part (B) gives a maximum value of revenue (y).

That means, the greatest revenue is achieved after 5 price increases. Each price increase was 20, so 5 price increase would be 5 x 20= 100. So the price that gives the greatest revenue is 100+100 = 200


What is 3 inches converted to feet?
Write your answer as a fraction in simplest form. 6
3 in=3 x 1 in


Answers

Answer:

1/4 feet

Explanation:

12 inches = 1 feet1 inches = (1/12) feet3 inches = (1/12)*3 feet3 inches = 1/4 feet
1ft=12in

So

1in=1/12ft

Hence.

3in3(1/12)3/121/4ft0.25ft

Please help me with this math question attached below.

Answers

Answer: 12 outcomes

Step-by-step explanation:

When you flip a coin there are two possible outcomes (heads or tails) and when you roll a die there are six outcomes(1 to 6). Putting these together means you have a total of 2×6=12 outcomes.

Write an expression for the area of square 4 by combining the areas of the four triangles and the two squares.

Answers

The area of Square 4 is a2+2ab+b2

The area of Square 5 is 2ab+c2

Setting them equal to one another (a2+2ab+b2=2ab+c2) and simplifying yields that a2+b2=c2 (note that 2ab is what they have in common), which is Pythagoras' theorem.

This composite figure is created by placing a sector of a circle on a rectangle. What is the area of this composite figure? Show your work.

Answers

Answer:

area of the figure: 29.92 m²

formula's:

area of rectangle: length * widtharea of sector: ∅/360 * πr²

solving steps:

area of rectangle + area of sector

5.5 * 4 + 30/360 * π(5.5)²

22 + 7.919

29.92 m²

Answer:

Calculate the area of the sector and the area of the rectangle separately, then add them together to determine the area of the composite figure.

Rectangle

Area of a rectangle = width × length

                                = 4 × 5.5

                                = 22 m²

Sector

[tex]\textsf{area of sector}=\dfrac{\theta\pi r^2}{360} \textsf{ (when } \theta \textsf{ is measured in degrees)}[/tex]

                     [tex]=\dfrac{30 \cdot\pi\cdot5.5^2}{360}[/tex]

                     [tex]=\dfrac{121}{48}\pi \textsf{ m}^2[/tex]

Total area

total area = area of rectangle + area of sector

                [tex]=22 +\dfrac{121}{48}\pi[/tex]

                = 29.91943148...

                = 29.9 m² (nearest tenth)

Is my answer correct?

Answers

Answer: yes there are just delete the last one and replace it with the sixth one start from the start also does this happen to be K12 7th grade?

Step-by-step explanation:

7(g + 2h)
What is an equivalent expression

Answers

Answer:

7g+14h

Step-by-step explanation:

hope it helped you

Answer:

7g + 14h

Step-by-step explanation:

What is an equivalent expression?

7(g + 2h)

7(g) + 7(2h) <== multipe both terms by 7

7g + 14h

Hope this helps!

7x^2+16-8

Solve using the Quadradic Formula, and round to the nearest hundredth as needed.

Someone please help-

Answers

First step (7x2 - 16x) - 8 = 0
Second step Factoring 7x2-16x-8

The first term is, 7x2 its coefficient is 7 .
The middle term is, -16x its coefficient is -16 .
The last term, "the constant", is -8

Step-1 : Multiply the coefficient of the first term by the constant 7 • -8 = -56

Step-2 : Find two factors of -56 whose sum equals the coefficient of the middle term, which is -16 .
All of that said it’ll be 2.708
How I got 2.708 is x =(16+√480)/14=(8+2√ 30 )/7= 2.708
And 0.422 is x =(16-√480)/14=(8-2√ 30 )/7= -0.422

Answer: 0.45  and -2.74

Step-by-step explanation:

You're going to want to use the Quadratic Formula, so (-b±√(b^2-4ac))/2a.

When you plug in you should get -16 ± √16^2-4(7)(-8)/2(7)

-16± √(256+224) all divided by 2 x 7 or 14

(-16 ± 22.3607)/14

0.45  and -2.74 are your answers

Randall makes chilli for a cold winter night. To make 7 servings, he uses 12 1/4 cups of diced tomatoes. How many cups of diced tomatoes are needed to make one serving of chili? Answer in decimal form.

Answers

Answer:

1.25 cups of diced tomatoes

Step-by-step explanation:

1.  12 1/4 ÷ 7

2. = 49/4 x 1/7

3.  =49/28

4. =7/4

5. =1 1/4 or 1.25

I hope this was helpful

If Sam has 120 dollars to spent what will he use it on, 20 apples that cost $6 or 50 pears that cost $3 dollars

Answers

Answer:

50 pears = 3 dollars

Step-by-step explanation:

he would want to save as much as possible

Solve w2 + 2 w - 24 = 0.

Answers

Answer:

w= -6

w= 4

Step-by-step explanation:

w= -b sqrt(b^2-4ac)

2a

let

a=1

b=2

c= -24

substitute values~

Hello!

[tex]==========================================[/tex]

In order to solve this equation for w, we need to factor it.

First, let's think of 2 numbers that multiply to -24 and add to 2.

These numbers are -4 and 6.

Check:

6×(-4)=-24 ✓

6+(-4)=6-4=2✓

Now, factor:

(     ) (    )

That's how it should look like:

(w+   )( w-   )

Now, instead of the blanks, plug in -4 & 6:

(w-4)(w+6)

Now, set each factor equal to 0:

w-4=0

w=4

w+6=0

w=-6

[tex]====================================[/tex]

Notes:-Hope everything is clear.Let me know if you have any questions!Enjoy your day!Always remember: Knowledge is power!Answered by:-

Nickname:-

[tex]\rule{1}{1}~\rule{2}{2}\mathbb{DiAmOnD}[/tex]

You ask 179 of your classmates how they feel about the school year being made longer. Complete the​ two-way frequency table to show the results of the survey. Use pencil and paper. Combine the very unhappy and unhappy categories into one category called dislike and combine the happy and very happy categories into one category called like. Complete a new​ two-way frequency table.

Answers

Answer:

The answer are in the file

Please help me with this problem
Evaluate (-½·3)³

Answers

Answer: -27/8

Step-by-step explanation:

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

[tex]\mathrm{Apply\:exponent\:rule}:\quad \left(-a\right)^n=-a^n,\:\quad \mathrm{if\:}n\mathrm{\:is\:odd}[/tex]

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

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

[tex]\mathrm{Apply\:exponent\:rule}:\quad \left(a\cdot \:b\right)^n=a^nb^n[/tex]

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

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

[tex]=-\frac{1}{8}\cdot \:3^3[/tex]

[tex]=-\frac{1}{8}\cdot \:27[/tex]

[tex]=-\frac{27}{8}[/tex]


Jory's motorcycle travels at a constant rate of 18 miles in 45 minutes. What is the rate, in miles per hour,
that Jory is traveling?
A. 13
B. 18
C. 24
D. 26
please give explanation

Answers

Answer:

C. 24

Step-by-step explanation:

We should find how many miles Jory travels in 15 minutes first.

45 ÷ 15 = 3

18÷3=6

6 miles in 15 minutes

every hour has 60 minutes

60 ÷ 15 = 4

multiply 6 by 4 to find miles per hour

6×4=24

Rebecca is calculating her expected expenses for her week long trip to Thailand. Her plane ticket costs 22,885 baht, her lodging costs 15,307 baht, and she has set aside 29,071 baht for food and spending money. What is Rebecca’s total expense? a. 128,071 baht b. 67,263 baht c. 21,493 baht d. 9,121 baht.

Answers

Answer:

The answer is B because you add up the 3 expenses

Step-by-step explanation:

Add the three expenses

The total expected expense of Rebecca for her week long trip to Thailand is given by: Option B: 67,263 baht

How to calculate total expense?

Total expense shows the overall expense for the thing we're expending for. We add all the expenses to get the total expense.

For this case, we're given that:

Cost of plane tickets = 22,885 bahtCost of lodging = 15,307Cost for food and other expenses = 29,071

So, total expected expense is sum of all these expenses.

Total expected expense = 22885 + 15307 + 29071 = 67263 baht

Thus, the total expected expense of Rebecca for her week long trip to Thailand is given by: Option B: 67,263 baht

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Which expression has a value of 13? (2 points)

a
(20 ÷ 4) − 4 + 3 x 2
b
(18 ÷ 2) + 6 ÷ 6 + 3
c
(16 ÷ 4) + 3 x 4 − 1
d
(10 ÷ 2) − 3 + 4 x 2

Answers

Answer:

it is option B that is correct

Step-by-step explanation:

use BODMAS

B- Brackets

O-order

D-division

M-multiplication

Addition

Subtraction

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