Help with proofs (10 points) please help will give brainliest

Help With Proofs (10 Points) Please Help Will Give Brainliest

Answers

Answer 1
1: e
2: d
3: g
4: c
5: a
6: i
7: h
8: f
i believe this is correct

Related Questions

Luis bought stock at $63.30. The next day, the price increased $12.80. This new price changed by −6 3/4% the following day. What was the final stock price, rounded to the nearest cent? Is your answer reasonable? Complete the explanation.

Answers

hold on gimmie a sec and I’ll get back

help me of i die so pls help me

Answers

Answer:

10

100

1000

Step-by-step explanation:

I had a quiz on that the other day got 100%

4y-7=5 what is the answer

Answers

Y equals 3
Hehehhehe

Gatorade come in two different sizes. A 16 ounce bottle costs 2.10 and a 20 ounce bottle costs $3.15. Which is the better buy and why?

Answers

16/ 2.10 = 7.6 ounces per $1
20/ 3.15 = 6.3 ounces per $1
So which do you think?

The regular price of a bag is $41.45. During the sale, the bag was marked 20% off. What was the price of the bag during the sale?

$8.29

$33.16

$39.45

Answers

33.16, it is 8.29$ off!

Step-by-step explanation:

since it's 20% off, that means it's sold at 80%.

hence,

80% x $41.45 = $33.16

Topic: percentage

If you like to venture further, do check out my insta (learntionary) where I regularly post useful math tips! Thank you!

What information is enough to be able to graph a line? Select ALL that apply.

two points
x- and y-intercepts
a point and a dream
Slope and y-intercept

Answers

1. Two points
4. Slope and a y-intercept
Those are the correct answers
I hope I helped

Which polynomial is equivalent to (4n + 5)^2
A. 16n^2 + 20n + 25
B. 8n + 10
C. 16n^2 + 25
D. 16n^2 + 40n + 25

Answers

Answer:

(4n + 5)(4n+5)

16n^2+20n+20n+25

16n^2+40n+25

Answer is option D.

Mark brainliest!!

Answer:

D

Step-by-step explanation:

MARKING BRAINLIESTTT!!!!

Felipe has a recipe for peanut butter dog treats. What is the ratio of cups of flour to tablespoons of peanut butter if Felipe makes 3 batches of dog treats? Show your work.

(Ingredient). (amount)
Peanut butter 4 tbsp
Flour. 1 cup
Egg. 1
Water. 2 tbsp


Solution:

Answers

3 cups : 12 tbsp? I think is the right answer

The ratio of cups of flour to tablespoons of peanut butter if Felipe makes 3 batches of dog treats is, 1/4

What is the ratio?

A ratio in mathematics is a comparison of two or more numbers that shows how big one is in comparison to the other. The dividend or number being divided is referred to as the antecedent, while the divisor or number that is dividing is referred to as the consequent.

Given that,

Felipe makes 3 batches of dog treats

The recipe for peanut butter dog treats,

(Ingredient)                 (amount)

Peanut butter              4 tbsp

Flour                             1 cup

Egg                               1

Water                           2 tbsp

For 3 batches

Peanut butter required = 3 × required for one batch

                                       = 3 × 4

                                       =  12 tbsp

Flour Required               =  3 × required for one batch

                                       =  3 × 1

                                       =  3

the ratio of cups of flour to tablespoons of peanut butter =  3/12

                                                                                                =  1/4

Hence, the ratio is 1/4

To know more about Ratio check:

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Please help with the question below in the picture.

Answers

Answer:

Both ate 52 degrees

Step-by-step explanation:

You can find the measure of angle 5 by subtracting 128 from 180, which equals 52. From there you can deduct that angles 3 and 1 are congruent to 5, making them both 52 degrees.

52 is the numbers your looking foot

Find the slope and the y-intercept of the line.
- 7x-2y=-8
Write your answers in simplest form.
slope:
y-intercept:

Answers

Answer:

slope: -3.5 y-intercept: 4

Step-by-step explanation:

The value of y varies directly with x. If x = 4, then y = 20.

What is the value of x when y = 60?


5

7

12

44

Answers

Answer:

12

Step-by-step explanation:

[tex]\frac{60}{20}[/tex] = 3, so if it varies directly with x then its 4 x 3 which is 12

Answer:

12

Step-by-step explanation:

I took the test thats the correct answer

if cos(x)=-1/4 and tan(x)<0 what is sin(2x)​

Answers

By definition of tangent,

tan(x) = sin(x) / cos(x)

so if tan(x) < 0, and we're given cos(x) = -1/4 < 0, then it follows that sin(x) > 0.

Recall the Pythagorean identity:

cos²(x) + sin²(x) = 1   →   sin(x) = + √(1 - cos²(x))

Then

sin(x) = √(1 - (-1/4)²) = √(15/16) = √(15)/4

Recall the double angle identity:

sin(2x) = 2 sin(x) cos(x)

Then

sin(2x) = 2 • √(15)/4 • (-1/4) = -2√(15)/16 = -√(15)/8

Ex plane how knowing 50 x 4 = 200 helps you find 500 x 400

Answers

Answer:

Step-by-step explanation:

if you know 50*4=200, you must also know that 50*10=500 and that 4*100=400 so 500*400= 50*10*4*100

multiplication is comutative so

50*4*10*100=200*1,000= 200, 000

Answer:

500×400=

5×4=20

=20+(4 of zero)0000

200000

=200,000

the ratio of 5 more than a number to 20 less than that number is 8:3. What is the number?

Answers

Answer:

35

Step-by-step explanation:

Let the number  = y ;

  5 more than the number  = y + 5

  20 less than that number  = y  - 20

Ratio  = 8:3;

Solution:

 Ratio of the number:

                   [tex]\frac{y + 5}{ y -20}[/tex]   = [tex]\frac{8}{3}[/tex]

Now cross multiply and solve for y;

          3(y+5)  = 8(y-20)

            3y + 15  = 8y - 160

            3y - 8y  = -160 - 15

                -5y  = -175

                    y  = 35

-4x-(3+x)-1-5xsquared

Answers

Answer:

e

Step-by-step explanation:

I don't know what this equals??​

Answers

Answer:

A decagon has 10 sides so its interior angles add up to 180(10) - 360 = 1440 degrees. Therefore, on average, each interior angle is 144 degrees and each exterior angle is 36 degrees. The sum of the exterior angles is 10 x 36 = 360 degrees.

Step-by-step explanation:

The total sum of the interior angles of a simple decagon is 1440°

Which phrase represents the graph below?

A runner in a sprint race
A person jumping on a trampoline
Both of the above
Neither of the above

Answers

Answer:

person jumping on trampoline

Step-by-step explanation:

A person jumping on a trampoline

What is a Graph?

a diagram showing the relation between variable quantities, typically of two variables, each measured along with one of a pair of axes at right angles.

How to determine?

According to the graph,

It is measured between height and time,

Which can be related to

A person jumping on a trampoline

Learn more about Graph:

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what is 0+0 plz tell me th anwer

Answers

Answer:

0

Step-by-step explanation:

god made it that way

Since 0 does not have value when you plus it you get 0 itself
I know that you already know what is 0+0

Danelle needs to sell candy bars for a club bars for a club fundraiser she starts with 72 candy bars and begins selling at a constant rate of 8 bars each day

Answers

Answer:

Step-by-step explanation:

start at (0, 72), then (1, 64), (2, 56), ETC. I hope you see the pattern! Do it until you reach (9, 0)

The diagram shows a triangle.
68
34
C
What is the value of c?

Answers

Answer:

n knf

Step-by-step explanation:

sdfdfdf

The answer is for c is 78

Determine the value of x in the diagram below

Answers

Answer:

x =32

Step-by-step explanation:

create equation

180 = 3x + 20 + 2x

combine like terms

180= 3x + 20 + 2x

180=5x + 20

subtract 20 from both sides of the equation

180=5x + 20

180-20= 5x +20 -20

simplify

160= 5x

divided both sides by 5

160/5=5x/5

solution

32= x

bob buys a t-shirt for $7.45 he pays with a 20 bill. how much change will he get?

Answers

Answer: $12.55

Step-by-step explanation:

the answer is $12.55
$20-$7.45=$12.55

NEED HELP ASAP
Estimate the sum of 3.19 + 1.69 = ________ by rounding each addend to the nearest tenth.
A. 3
B. 3.9
C. 4
D. 4.9

Answers

Answer:

D

Step-by-step explanation:

3.19 become 3.20 . 1.69 becomes 1.70. Then 3.20 plus 1.70 is 4.90 or 4.9.

Answer:

D. 4.9

3.19 -> 3.2

1.69 -> 1.7

3.2 + 1.7 = 4.9

Factoring x puzzle practice plz help

Answers

Answer:

Step-by-step explanation:

1). 17 and 2

17 × 2 = 34 and 17 + 2 = 19

2). 7 and 4

3). 24 and 1

4). ( - 11) and ( - 3)

5). ( - 15) and ( - 2)

6). 22 and 3

Define a pythagorean triple what does that mean

Answers

Answer:

represent a Pythagorean triple consists of three positive integers a, b, and c, such that a^2 plus b^2 = c^2

Perry wants to project a movie from his phone to a screen on the wall. The side length of the screen is 56 inches. The scale from the screen to the phone is 7 inches to 1 inch. What is the side length of perry's phone?

Answers

Answer: The side length is eight inches.

Step-by-step explanation: 56/7 because of 1/7 scale. Which = 8

Timothy has read 8/9 of the book Holes. Tara has read 2/3 of the book. Phillip reads 4/5 of the book. who read the most

Answers

Answer: Timothy

Step-by-step explanation:

8/9=0.8888888889

2/3=0.6666666667

4/5=0.8

Mr. Martinez's limo drove 15 miles south to Candy Land for some delicious gumdrops, then 5 miles east to Chuck E. Cheese for some scrumptious pizza. How far is Mr. Martinez from his starting point? Round your answer to the nearest tenth if necessary.

Answers

Answer:

15.8 miles

Step-by-step explanation:

Given that:

Distance driven south = 15 miles

Distance driven east = 5 miles

How far is Mr. Martinez from his starting point?

Using Pythagoras :

Distance from starting point(d) :

d = √(15)² + (5)²

d = √225 + 25

d = √250

d = 15.811388

d = 15.8 miles

Mr. Pilgrim has a square backyard with an area of 3,600 meters. What is the perimeter of his fence?​

Answers

Answer:

Perimeter of his fence = 120 m

Step-by-step explanation:

Given:

Area of square land = 3,600 m²

Find:

Perimeter of his fence

Computation:

Area of square land = 3,600 m²

4a² = 3,600 m²

a² = 900 m²

a = 30 m

Perimeter of his fence = 4a

Perimeter of his fence = 4 x 30

Perimeter of his fence = 120 m

Please can someone help me solve this!! :))

Answers

Answer:

A"(-1, -3), B"(-2, -6), C"(1,-7)

Step-by-step explanation:

y= -4 is a horizontal line that cuts y-axis at (0, -4)

A'(-4, -5), B'(-5,-2), C'(-2,-1) are given on thhe graph

first we reflect over the line m, y= -4

A"(-4, -3), B"(-5, -6), C"(-2,-7) because the line m is the bisector of what conects the image and preimage points

second we translate T(3,0) so you add a 3 to the x coordinate of each point

A"(-4+3, -3), B"(-5+3, -6), C"(-2+3,-7)

A"(-1, -3), B"(-2, -6), C"(1,-7)

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