PLEASE HELP ASAPPPP !! 9th GRADE MATH

PLEASE HELP ASAPPPP !! 9th GRADE MATH

Answers

Answer 1

Answer: 2 and i dont know the other one yet

Step-by-step explanation:

Answer 2

Answer:

2

Step-by-step explanation:


Related Questions

6383 to the nearest hundred

Answers

Answer:

6400

Step-by-step explanation:

its 6400 to the nearest hundred

Answer:

6400

hope this answer helps you.....

pls pls pls I will give brainlist pls pls pls pls pls

define the following terms:

opinion ____________________________________________________________________________________________________________________________________


investigation
____________________________________________________________________________________________________________________________________

observation
____________________________________________________________________________________________________________________________________

evidence
____________________________________________________________________________________________________________________________________

conclusion
____________________________________________________________________________________________________________________________________

2. Describe how an incorrect conclusion might be drawn from incomplete or premature evidence. ______________________________________________________________________________________________________________________________________________________________________________________________________

3.A student makes a hypothesis that the water on the outside of the pan evaporates faster than on the inside. Describe an investigation the student could use to test this hypothesis. __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Answers

Answer:

it can be drown by the investigator

Answer:

Here are examples:

opinion: what someone thinks, may not be fact all the time (may be biased)

investifgation: when one or more poeple or maybe you syourself or really anybody doing an inquiry or study or basically checking something like a detective example is crime scene investigation

observation: something you can tell using ur 5 senses - sight, smell, touch, hear, taste

evidence: information to back up a claim or something that happened

conclusion: what you can decide, conclude based on what the data u got

2. if you get wrong data, you may cconclude something very different than what something actually is.

3. I'm not sure about 3, but i hope the others help

maybe for 3 the student could see how hot the bottom of the pan is compared to the inside

the difference between the exterior and the corresponding interior angle of the triangle is 81 °. determine those angles.​ (type all the steps for it)

Answers

I have no clue what the difference is

does anyone know any other apps i can use, i have to watch an add every time otherwise the answer is blurred

Answers

Answer: You can create an account for free, you won't get any ads

Step-by-step explanation:

Answer:

It dependents, are you looking for math, science, English, etc  

Step-by-step explanation:

What does the following equal? Please help me!

Answers

Answer:

the first answer

Step-by-step explanation:

1/8 of the absolute value is 1/8 positive

anything from the absolute value is positive because absolute value is the value of how far away the number is from zero.

Answer:

-1/8

Step-by-step explanation:

15% off an annual subscription of 86$.How much will the customer save.

Answers

Answer:

$12.90/ 12.9

Step-by-step explanation:

divide 15 % by 86

Simplify.
(6^2)^4
O 6^6
O 6^8
O 36^4
0 6^2

Answers

Answer:

its b and c dude

Step-by-step explanation:

Answer:

6^8

Step-by-step explanation:

Hope that helped!

Plz, mark brainiest, only 3 more till I level up!

Have a great day!!

When you cut a cross-section of a three-dimensional shape, how many dimensions is the cross section? Explain.

Answers

every two-dimensional shape can be defined as a cross section of a three-dimensional shape.

PLEASE HELP MEEEE

A woman is laying on the ground relaxing and looking up at a plane that is passing by. If the plane’s altitude is 30,000 feet and the woman’s eyes are located 13,800 feet away from a point on the ground directly beneath the plane, what is the angle of elevation for the woman’s line of sight to the plane?

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Answer:

23,500

Step-by-step explanation:

8x - 2 = -9 + 7x

x=

Can yall like help me please

Answers

Step-by-step explanation:

here is your answer.

if it helps don't forget to like and mark me

5ive plus 2wo?
Correct answer gets brainiest!!




!00 bomb

Answers

Step-by-step explanation:

The Answer For the solution of

5ive plus 2ow is...........

7even

MARK ME AS BRAINLIST

For the figure below find BC to the nearest whole number CD=15

Answers

Answer:

BC = 3

Step-by-step explanation:

The length of the side BC is 3 units.

What is trigonometry?

Trigonometry is mainly concerned with specific functions of angles and their application to calculations. Trigonometry deals with the study of the relationship between the sides of a triangle (right-angled triangle) and its angles.

For the given situation,

The right triangle is shown in the figure.

Let the distance BC be x and

The side AB be y.

According to trigonometric ratios,

[tex]tan \theta=\frac{opposite}{adjacent}[/tex]

Consider Δ ABD,

⇒ [tex]tan (20) = \frac{y}{x+15}[/tex]

⇒ [tex]0.3639=\frac{y}{x+15}[/tex]

⇒ [tex]y=0.3639(x+15)[/tex] -------- (1)

Now consider Δ ABC,

⇒ [tex]tan(65)=\frac{y}{x}[/tex]

⇒ [tex]2.144=\frac{y}{x}[/tex]

⇒ [tex]y=2.144x[/tex] --------- (2)

From equation 1 and 2,

⇒ [tex]2.144x=0.3639(x+15)[/tex]

⇒ [tex]2.144x=0.3639x+5.4585[/tex]

⇒ [tex]1.7801x=5.4585[/tex]

⇒ [tex]x=\frac{5.4585}{1.7801}[/tex]

⇒ [tex]x=3.06[/tex] ≈ [tex]3[/tex]

Hence we can conclude that the length of the side BC is 3 units.

Learn more about trigonometry here

https://brainly.com/question/16965914

#SPJ2

Solve using the standard algorithm. 82.14 ÷ 0.6 ≅

Answers

Answer:60

Step-by-step explanation:

CAN SOMEONE PLEASE HELP ME

Answers

Answer:

38 degrees

Step-by-step explanation:

this is an isosceles triangle, meaning that the base angles are congruent.

the total triangle is equal to 180

so the equation would be: x=180 - (71+71)

evaluate:

x=180-142

x=38 degrees

Hope this helps :)

question on the picture:

Answers

Answer:

[tex]36\ feet[/tex]

Step-by-step explanation:

Assume that the shadow of an object in this problem is proportional to the height of the object. One can form the following ratio to describe the objects in this problem,

[tex](height):(shadow)[/tex]

As per the given problem, a (6) foot person casts a (1.7) foot shadow. Therefore, one can form the following ratio,

[tex]6:1.7[/tex]

It is given that there is a lighthouse that has a shadow of (10.2) feet, one is asked to find its height. Use the parameter (x) to represent the unknown; since the ratios are related, one can form a proportion to solve for(x).

[tex]6:1.7=x:10.2[/tex]

Cross products,

[tex](1.7)(x)=(6)(10.2)[/tex]

Simplify,

[tex]1.7x=61.2[/tex]

Inverse operations,

[tex]1.7x=61.2[/tex]

[tex]/1.7[/tex]

[tex]x=36[/tex]

How do I solve?

5sin^2x-4sinx-1=0

Answers

Answer:

Step-by-step explanation:

5sin^2x-4sinx-1=0

PLEASE HELP.
The hypotenuse of a right triangle is twice the length of one of its legs the length of the other leg is 7 feet find the length of the three sides of a triangle answer exactly or round to two decimal places.

Answers

Both legs are equal to 7 and the hypotenuse is equal to 14

Element X decays radioactively with a half life of 15 minutes. If therd are 230 grams
of Element X, how long, to the nearest tenth of a minute, would it take the element to
decay to 33 grams?

Answers

Answer: 42 minutes

Step-by-step explanation:

Grade For This Paper
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Submit Answer
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Here are the first 4 terms of a sequence.
3 11 19 27
a) (i) Write down the next term in the sequence.
(1)
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(1)
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Answers

Answer:

that is b

Step-by-step explanation:

Consider the inequality −11x≥22 .



Solve the inequality. Explain why or why not the direction of the inequality symbol is reversed.

Input Field 1 of 1

Answers

Answer:

x<-2

Step-by-step explanation:

Pls aware rn I need this no links

Answers

Answer:

23 degrees

Step-by-step explanation:

. that is the answer

Layna can paint a 350-square foot room in 4 hours. It takes Bebe 7 hours to paint the same room. Which equation can be used to find the time in hours, t, it takes Layna and Bebe to paint the room together?

Answers

1/4+1/7=t
I am 99% sure this is correct. Good luck

Answer:

A. 1/4t+1/7t=1

Step-by-step explanation:

find the value of x
2x−3=4

Answers

Answer:

3.5

Step-by-step explanation:

2x3.5=7-3=4

Answer:

Exact Form:

x = 7/ 2 , − 1/ 2

Decimal Form:

x = 3.5 , − 0.5

Mixed Number Form:

x = 3  1 /2 , -1/ 2

Step-by-step explanation:

A​ student's course grade is based on one midterm that counts as ​% of his final​ grade, one class project that counts as ​% of his final​ grade, a set of homework assignments that counts as ​% of his final​ grade, and a final exam that counts as ​% of his final grade. His midterm score is ​, his project score is ​, his homework score is ​, and his final exam score is . What is his overall final​ score? What letter grade did he earn​ (A, B,​ C, D, or​ F)? Assume that a mean of 90 or above is an​ A, a mean of at least 80 but less than 90 is a​ B, and so on.

Answers

Answer:

The overall score is 75.6

Letter grade is C

Step-by-step explanation:

The question has missing details (See comment section for complete question).

From the complete question, we have:

Proportion:

[tex]Midterm = 15\%[/tex]

[tex]Project = 25\%[/tex]

[tex]Assignment = 40\%[/tex]

[tex]Exam = 20\%[/tex]

Scores

[tex]Midterm = 66[/tex]

[tex]Project = 90[/tex]

[tex]Assignment = 75[/tex]

[tex]Exam = 66[/tex]

Solving (a): The overall score

To do this, we simply calculate the mean of the given data.

The mean is calculated by multiplying each proportion by the scores..

So, we have:

[tex]Overall = 15\% * 66 + 25\% * 90 + 40\% * 75 + 20\% * 66[/tex]

[tex]Overall = 9.9 + 22.5 + 30 + 13.2[/tex]

[tex]Overall = 75.6[/tex]

Solving (b): The letter grade

From the question, we have:

[tex]A: Mean \ge 90[/tex]

[tex]B: 80 \le Mean < 90[/tex]

[tex]C: 70 \le Mean < 80[/tex]

The overall score falls in the following category:

[tex]C: 70 \le Mean < 80[/tex]

Because:

[tex]70 \le 75.6 < 80[/tex]

Hence, the letter grade is C

answer correctly for brainlesit pls!!!! would rlly help :)

Answers

i’m sorry. i would love to help but here’s the question??

Find the solutions of this quadratic.
f(x)=(x-8)(x+4)

Answers

l

[tex]x1 = 8 \\ x2 = - 4[/tex]

HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

Answers

Answer:

Answer

Step-by-step explanation:

The answer is d because if you at 17 to 197 you'll get 203

HELP ASAP!!!!! SOMEONE HELP ME?!?!

Answers

Answer:

The first step when factoring any polynomial is to factor out the GCF. The GCF is the greatest common factor for all the terms of the polynomial. By factoring out the GCF first, the coefficients and constant term of the polynomial will be reduced.

HELPPP ASAP I NEED THIS RN THX!

Answers

Answer: d=2r

Step-by-step explanation:

The diameter is twice the size of the radius which is 2r

The radius is half the diameter so it would be d=2r

What is the mean of the data set

Answers

Answer:

12.5 if all the numbers are one set. 15.3 for first row and 10 for last row if they are separate

Step-by-step explanation:

mean is found by adding all the data from the set and then dividing by how many data's there are. Mean can also be called the average of a set of data.

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