Helpppppp fasttttttttt pleaseeeeeee

Helpppppp Fasttttttttt Pleaseeeeeee

Answers

Answer 1

Answer:

commutative

Step-by-step explanation:

Answer 2

Answer:

b

Step-by-step explanation:

Commutaive


Related Questions

1 The number of guests, g, coming for dinner is not 8

2 the distance of the race d is at least 6 miles

what is the inequality for each of the solutions ​

Answers

Answer:

1. g < 8

2. d ≤ 6

Consider the diagram and the paragraph proof below.

Given: Right △ABC as shown where CD is an altitude of the triangle
Prove: a2 + b2 = c2

Triangle A B C is shown. Angle A C B is a right angle. An altitude is drawn from point C to point D on side A B to form a right angle. The length of C B is a, the length of A C is b, the length of A B is c, the length of A D is e, the length of D B is f, and the length of C D is h.

Because △ABC and △CBD both have a right angle, and the same angle B is in both triangles, the triangles must be similar by AA. Likewise, △ABC and △ACD both have a right angle, and the same angle A is in both triangles, so they also must be similar by AA. The proportions StartFraction c Over a EndFraction = StartFraction a Over f EndFraction and StartFraction c Over b EndFraction = StartFraction b Over e EndFraction are true because they are ratios of corresponding parts of similar triangles. The two proportions can be rewritten as a2 = cf and b2 = ce. Adding b2 to both sides of first equation, a2 = cf, results in the equation a2 + b2 = cf + b2. Because b2 and ce are equal, ce can be substituted into the right side of the equation for b2, resulting in the equation a2 + b2 = cf + ce. Applying the converse of the distributive property results in the equation a2 + b2 = c(f + e).

Which is the last sentence of the proof?

Because f + e = 1, a2 + b2 = c2.
Because f + e = c, a2 + b2 = c2.
Because a2 + b2 = c2, f + e = c.
Because a2 + b2 = c2, f + e = 1.

Answers

Answer:

I don't know how I can help you but I found this from another person. Hope this helps!

Answer:

The answer is b

Step-by-step explanation:

Consider the diagram and the paragraph proof below.

Given: Right △ABC as shown where CD is an altitude of the triangle

Prove: a2 + b2 = c2

 Triangle A B C is shown. Angle A C B is a right angle. An altitude is drawn from point C to point D on side A B to form a right angle. The length of C B is a, the length of A C is b, the length of A B is c, the length of A D is e, the length of D B is f, and the length of C D is h.

Because △ABC and △CBD both have a right angle, and the same angle B is in both triangles, the triangles must be similar by AA. Likewise, △ABC and △ACD both have a right angle, and the same angle A is in both triangles, so they also must be similar by AA. The proportions StartFraction c Over a EndFraction = StartFraction a Over f EndFraction and StartFraction c Over b EndFraction = StartFraction b Over e EndFraction are true because they are ratios of corresponding parts of similar triangles. The two proportions can be rewritten as a2 = cf and b2 = ce. Adding b2 to both sides of first equation, a2 = cf, results in the equation a2 + b2 = cf + b2. Because b2 and ce are equal, ce can be substituted into the right side of the equation for b2, resulting in the equation a2 + b2 = cf + ce. Applying the converse of the distributive property results in the equation a2 + b2 = c(f + e).

Which is the last sentence of the proof?

Because f + e = 1, a2 + b2 = c2.

Because f + e = c, a2 + b2 = c2.

Because  a2 + b2 = c2, f + e = c.

Because  a2 + b2 = c2, f + e = 1.

What is the ratio in simplest form between the length of a side in MARDT and the length of its corresponding side in JPLSF?
A. 3/4
B. 4/3
C. 3/2
D. 2/1

Answers

Answer:

b i think

Step-by-step explanation:

The ratio of the corresponding sides of  MARDT and JPLSF is A. 3/4.

What is congruency?

We know two similar planer figures are congruent when we have sides or angles or both that are the same as the corresponding sides or angles or both.

By observing the given figures MARDT is similar to JPLSF.

So, the ratio of their corresponding sides must also be equal.

Given, Length of MA is 4 and the length of JP is 3.

Therefore, The ratio of sides MARDT and JPLSF is 3/4.

learn more about congruency here :

https://brainly.com/question/7888063

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how do i solve this? pls help

Answers

Answer:

6.11753349 × [tex]10^1^6[/tex]

Step-by-step explanation:

Raise  17  to the power of  12 .

f(x) = 105 ⋅ 582622237229761

Multiply  105  by  582622237229761 .

f ( x )  =  61175334909124905

Move the decimal so there is one non-zero digit to the left of the decimal point

6.11753349 × [tex]10^1^6[/tex]

Hope this helps :)

Find the coordinate point for D that would make ABDC a rhombus.

coordinate plane with points A 2 comma 2, B 3 comma 4, and C 4 comma 1

(5, 4)
(5, 2)
(5, 3)
(3, 0)

Answers

Answer: The correct answer is (5, 3)

Step-by-step explanation: I got it right on the exam

(5,3) will make a rhombus.

What is Rhombus?

A Quadrilateral with all sides equal but with nonequal diagonals is know as Rhombus.

How to solve?

Let D have coordinate (x,y)

The length of all the sides of the rhombus is equal.

length of AB = [tex]\sqrt{({2-3})^2 + ({2-4})^2} = \sqrt{1+4} = \sqrt{5}[/tex]

Similarly BD = [tex]\sqrt{({3-x})^2 + ({4-y})^2} = \sqrt{25+{x}^2+{y}^2-6x-8y}[/tex] -------------(1)

CD = [tex]\sqrt{({4-x})^2 + ({1-y})^2} = \sqrt{17+{x}^2+{y}^2-8x-2y}[/tex] -------------(2)

We know BD = CD gives,

[tex]\sqrt{17+{x}^2+{y}^2-8x-2y} = \sqrt{25+{x}^2+{y}^2-6x-8y}[/tex]

By squaring both sides and solving we get,

3y - x = 4 ----------------------(3)

Since BCD is a right-angled triangle,

[tex]{BC}^2 = {BD}^2 + {CD}^2[/tex]  

BC = [tex]\sqrt{10}[/tex]

10 = 5 + [tex]\sqrt{17+{x}^2+{y}^2-8x-2y}[/tex]

8  = [tex]{x}^2+{y}^2-8x-2y[/tex] -------------------(4)

solving equation (3) and (4) we get x = 5 and y = 3

TO Learn more about Rhombus visit:

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Find the LCM Of 12x^5 y^4z,15x^7z^3 and,21yz^9

Answers

Answer:

420x^7 y^4  z^9

Step-by-step explanation:

I put spaces between some so that you know that no exponent has a variable as its power and it is 1 whole polynomial.

Please Mark Me Brainliest

There are 8,427 trees in the
state park. The governor is
planning to plant 3 times as
many trees over the next few
years. How many trees will
there be when she is done?
200 W

Answers

Answer:

35

Step-by-step explanation:

Hope this helps

Answer:   33708

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

Explanation:

There are currently 8,427 trees. Triple this value to get 3*8427 = 25,281

Add this result onto the previous number of trees to get 25,281+8,427 = 33,708

-----------

An alternative approach:

if we started off with x number of trees, and then added on three times as much, then we add on 3x more trees. This gets us x+3x = 4x trees total.

In this case, x = 8427, so that leads to 4*x = 4*8427 = 33,708

Solve for X
2x - 8 = 30

Answers

Answer:

x=19

Step-by-step explanation:

2x - 8 = 30

get x by itself by adding 8 to both sides

2x=38

divide by 2

x=19

What two numbers have a product of -36 and a sum of
5?

Answers

Answer: 9, -4

Step-by-step explanation:

We can write an equation:

xy=-36

x+y=5

Factors of -36 are: 1, -36, -1, 36, 2, -13, -2, 13, 4, -9, -9, 4, 6, -6

There are only 2 factors here that add up to -36: 9 and -4

An article reported that a survey of clothing worn by pedestrians killed at night in traffic accidents revealed that about 80 percent of the victims were wearing dark-colored clothing and 20 percent were wearing light-colored clothing. The conclusion drawn in the article was that it is safer to wear light-colored clothing at night.
(a) Is this conclusion justified? Explain.
(b) If your answer to part (a) is no, what other information would be needed before a final conclusion could be drawn?

Answers

Answer:

Explained below.

Step-by-step explanation:

A) We are not given a population percentage of people who wear dark or light clothes. For example, the number of people wearing dark cloths were maybe 700 and only 100 were killed.

So using the percentage of those killed to draw a conclusion is not a true representation of the reality. Thus, it is not justified to conclude that it is safer to wear light-colored clothing at night.

B) The additional information needed will be the population percentage of all pedestrians both those killed and those not killed who wore light-colored and dark colored clothing at night.

A Redbox movie costs $1.50. Redbox charges $1 per day for late movies. If Henry's movie is 3 weeks late, how much money does he owe for his movie?

Answers

Answer:

$22.50

Step-by-step explanation:

3 weeks = 21 days

21 × 1 + 1.50

21 + 1.50

22.50

Find the total surface area of this cylinder.
Give your answer to 1 decimal place.
24 cm
18 cm

Answers

Step-by-step explanation:

2(22/7)12²+2(22/7)(12)(18)

=2021.9

24 of the cars in the parking lot are blue. about what fraction of the cars in the parking lot are blue​

Answers

Answer:

all of them are blue so 1

Step-by-step explanation:

What number comes next? 6, 9, 12, 15​

Answers

Answer:

18

Step-by-step explanation:

Answer: 18, 21, 24, 27, 30

Step-by-step explanation:

The local grocery store sells a bag of dog food for $22. The store pays $13 for the dog food which equation can be used to find the markup on the dog food?

Answers

Answer:

2

Step-by-step explanation:

what is the answer?

plz help

Answers

Answer:-516

Step-by-step explanation:

Answers:

The simplified expression is   -4x The value is   -516

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

Explanation:

To simplify this, we combine the coefficients. This works because all of the terms have 'x' in them and nothing else (they are all like terms). We can think of this problem as trying to evaluate -12+14-6. This simplifies to -4

So -12x+14x-6x simplifies to -4x

Afterward, we replace x with 129 to get

-4x = -4*129 = -516

A jumping spider hunts for its
food. When it gets close to its
prey, it jumps into the air and
pounces on it.

A jumping spider can jump
40 times its body length. One
jumping spider is 2 centimeters
long. How far can it jump?

Answers

80 inches or feet.. I think you are suppose to multiply 40x2 sorry if im wrong

5.2-3 In a satellite radio system, 500 stations of stereo quality are to be multiplexed in one data stream. For each station, two (left and right) signal channels each of bandwidth 15, 000 Hz are sampled, quantized, and binary-coded into PCM signals. (a) If the maximum acceptable quantization error in sample amplitudes is 1% of the peak signal voltage, find the minimum number of bits needed for a uniform quantizer.

Answers

Answer:

the minimum number of bits needed for quantization is 7

Step-by-step explanation:

Given the data in the question;

if quantization is Δv, then the maximum quantization Error is Δv/2

now if we split up the whole range  from -[tex]m_{p}[/tex] to [tex]m_{p}[/tex] evenly into L levels, so

Δv = [tex]2m_{p}[/tex] / L

Δv / 2 = [tex]m_{p}[/tex] / L

given that the error must be at most 1% of [tex]m_{p}[/tex],

1%[tex]m_{p}[/tex] = [tex]m_{p}[/tex] / L

1/100 × [tex]m_{p}[/tex] = [tex]m_{p}[/tex] / L

100 = L

now L must be a factor of 2 to be binary encoded,

so lets consider;

L = 128

2ⁿ = 128¹

2ⁿ = 2⁷

n = 7

Therefore, the minimum number of bits needed for quantization is 7

Find the degree of the monomial.
8b^7c^2
The degree of the monomial is?

Answers

Answer:

49c2

Step-by-step explanation:

Use ΔDEF, shown below, to answer the question that follows:
What is the value of x rounded to the nearest hundredth? Type the numeric answer only in the box below.

Answers

Here are the steps I would use to complete this question.

David keeps records of his monthly earnings. Last month he worked 140 hours and earned $3700. This month he worked 120 hours and earned $3200.

Answers

Answer:

Step-by-step explanation:

Part A:

Rate of pay for David = [tex]\frac{\text{Change in earnings}}{\text{Change in hours worked}}[/tex]

                                            = [tex]\frac{3700-3200}{140-120}[/tex]

                                            = $25

Part B:

If he worked for number of hours = x

Then the function representing the earning will be,

f(x) = 25x + b

For an ordered pair (120, 3200),

3200 = 25(120) + b

b = 3200 - 3000

b = 200

Therefore, function will be,

f(x) = 25x + 200

Part C:

"Slope = 25" means the rate of change in earnings per hour is $25.

Similarly, y-intercept 'b = 200' will represent the fixed amount earned by David in addition to the per hour earnings.

PLEASE HELP
I HAVE TO FINISH IN 5 MINS

Answers

Step-by-step explanation:

the answer is

Remove 8 anchors

Nimer was driving to a hotel he looked at his sat nav at 13:30 and saw the following, distance to destination =65 miles miner arrived at the hotel at 14:48

Answers

Step-by-step explanation:

The total is 37000.

Hope it helps for your education

Simplify answer

0.7c-1.5c c=13 d=3 ...............................

Answers

Answer:

4.6

Step-by-step explanation:

What are all the factors of 40

Answers

Answer:

1, 2, 4, 5, 8, 10, 20, 40

Step-by-step explanation:

Answer:

1, 2, 4, 5, 8, 10, 20, 40 i think

Step-by-step explanation:

2. For the competition, each band member needs $12 for food. To get to the competition, the school rents 3 buses that cost $580 each. Write and evaluate an expression for these costs.​

Answers

Answer:

(75 × 12) + (3 × 580) = 2640

Step-by-step explanation:

rewrite the following equation in slope-intercept form
y-6=-9(x-5)

Answers

Answer:

y=-9x+51

Step-by-step explanation:

-9x+45=y-6

add 6 to both sides to get

-9x +51=y

what is the volume and surface area?

Answers

Answer:

I think its 10 mi

Step-by-step explanation:

Please let me know if I'm wrong!

I think it’s 10mi to

How many days are in 10 years?

Answers

Answer:

3650

Step-by-step explanation:

write 3 x 7 x 7 x 7 x 7 as a index notation ​

Answers

Answer:

3 x 7 x 7 x 7 x 7

= 3 x [tex]7^{4}[/tex]

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