Please HELP I DONT KNOW WHTA IM DOING!!

Please HELP I DONT KNOW WHTA IM DOING!!

Answers

Answer 1
BD is 18

XY is 4

IK is 8

DF is 16

Related Questions

Pleaseee helpp meeee

Answers

Answer:

7

Step-by-step explanation:

The new expression would be: 2(10) / 5 + 3. Using PEMDAS, first multiply 2(10) to get 20. Now you get: 20 / 5 + 3. Using PEMDAS, now divide 20 / 5 to get 4. The new expression is 4 + 3. Now, add to get 7 as your answer.

Hope it helps!

Answer: 7

How to:
Plug in values
Use PEMDAS

Both magnetic attraction and repulsion are used to move maglev train cars along the guideway.


True
True

False
False

Answers

Answer:

True

Step-by-step explanation:

Answer:

True

Step-by-step explanation:

There are two sets of magnets to move the maglev train one set pushes the train off the track and the other to move the train foward.

There are a total of 96 children in Years 4, 5 and 6
37 of these children cannot swim.
11 children in Year 4 cannot swim.
21 children in Year 5 can swim.
There are 30 children in Year 6
18 of these 30 children can swim.
(i) Work out the number of children in Year 4 who can swim.

Answers

Answer: 20 children

Step-by-step explanation:

Given

Year 4: 11 cannot swim

Year 5: 21 can swim

Year 6: 18 of 30 can swim

Total 96 children

Total 37 cannot swim

First Step: find the number of people from year 5 who cannot swim

There are 30-18=12 people who cannot swim in year 6There are 11 who cannot swim in year 4Thus, we use the total number [37]-[year 4+year 6]=37-23=14 people who cannot swim in the year 5

Second Step: find the number of children in year 5

There are 21 children who can swimThere are 14 children who cannot swim21+14=35 children

Third Step: find the number of children in year 4 who can swim

There are 30 children in year 6There are 35 children in year 5There are 11 children in year 4 who cannot swimThere are in total 96 children96-30-35-11=20 children in year 4 who can swim

Hope this helps!! :)

Please let me know if you have any questions

Determine if the triangle is similar. If similar, state how and complete the similarity statement.

Answers

Answer:

It would be...

Step-by-step explanation:

Similar By: 22.5 and 27

ABCD: G AND H AND F

I am not sure but I try hard

6. Which function is equivalent to y=3( x + 2)2 + 7?

Answers

Answer:

3x+45

/3x /3x

x= 15

Explanation:
3x+45
/3x /3x
answer
x=15

devin makes a 15% commission each month for everything he sells. if devin sells $2750 of merchandise this month, how much of a commission did she receive?​

Answers

Answer:

$412.50

Step-by-step explanation:

15% of 2750 = 0.15 × 2750 = 412.5

Jessica estimated that her family used 30% more water this month compared to last month . they used 12000 gallons of water last month , how much water did they use this month

Answers

Answer:

15,600 Gallons

Step-by-step explanation:

The 30% of 12000 is 3600 thus, Jessica's family used 15600 gallons of water.

What is the percentage?

The percentage is defined as a given amount in every hundred. It is a fraction with 100 as the denominator percentage is represented by the one symbol %.

The percentage is also called the indicating hundredths. Thus, 2% is two-hundredth, which means 2%=2/100=0.02.

As per the given,

Last used of water = 12000

30% of 12000 = (30/100)12000 = 3600

Water used in the current year = 12000 + 3600 = 15600 gallons.

Hence "The 30% of 12000 is 3600 thus, Jessica's family used 15600 gallons of water".

For more about the percentage,

brainly.com/question/13450942

#SPJ2

PLS COME ASAP PLS!!!!

Answers

Answer: 9/2

Step-by-step explanation:

21=2(6) + 2(?)

21=12 + 2(?)

9=2(?)

(9/2)=?

Help, I need this soon!

Answers

Answer:

1a. x=2 1b. x= -1

Step-by-step explanation:

answer plz?!?! and explanation plz?!?

Answers

Answer:

d

Step-by-step explanation:

Radius = 4

area:

4x4x3.14x12=602.88

Please help ASAP really desperate

Answers

Answer:

m= 3/7

Step-by-step explanation:

I'm assuming the question is solve for the variable, m.

First step is to isolate the variable

In other words, let's move everything (but m) from the left side to the right side

To move 7 to the right side, we can either divide both sides by 7 or multiply both sides by 1/7 (both equal the same thing)

7/3m × 1/7 = 1 × 1/7

1/3m = 1/7

Now we must move 1/3 from the left to the right side

We can use the reciprocal, 3/1, to do this

1/3m × 3/1 = 1/7 × 3/1

m = 3/7

PLease help with this i will give brainliest

Answers

Answer:

Probably -3

Step-by-step explanation:

If it's going by 3s, then it should be -3.

Answer:

-3

Step-by-step explanation:

A number z squared, decreased by 7

Answers

9514 1404 393

Answer:

  z² -7

Step-by-step explanation:

A square is indicated using an exponent of 2. "Decreased by 7" means 7 is subtracted.

  z squared, decreased by 7 is ...

  z² - 7

A city receives 4 inches of snowfall every 6 hours. Write and graph a function that describes the relationship. How long does it take to receive 1
foot of snow? I just need the y= blank part I’m really in need of this for a project thanks

Answers

Answer:

y= 2/3x

Step-by-step explanation:

Hi, the slope-intercept would be y= 2/3x. This is because the city receives 4 inches of snow every 6 hours. 4/6 simplified is 2/3.

Solve: 3x^3-x^2-38x-24

Answers

The answer is:

(3x+2)(x+3)(x-4)

Mary drew 79 diagonals in a convex polygon. What is the fewest number of sides her polygon might have had?

Answers

It would probably be 6

Solve for c:



c + (-20) = -12

Answers

Answer:

8

Step-by-step explanation:

Isolate and solve for C

[tex]c + (-20) = -12\\c - 20 = -12\\c = -12+20\\c = 8[/tex]

Answer:

C = 8

Step-by-step explanation:

By reversing the equation, you can get the result.

-12 + 20 = ?

-12 + 20 = 8

Proofcheck:

8 + (-20) = ?

8 + (-20) = -12

I NEED HELP NEEDS TO BE DONE IN 10 mins
Standard to Slope Intercept Form
Put the following equation of a line into slope-intercept form, simplifying all fractions.
2x+8y=24

Answers

Answer:

y = - [tex]\frac{1}{4}[/tex] x + 3

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c

Given

2x + 8y = 24 ( subtract 2x from both sides )

8y = - 2x + 24 ( divide all terms by 8 )

y = - [tex]\frac{1}{4}[/tex] x + 3 ← in slope- intercept form

y=-x+7 y=2x+1 solve using equations

Answers

Answer:

x=6,y=13

Step-by-step explanation:

Eliminate the equal sides of each equation and combine.

x+7=2x+1

Solve x+7=2x+1

x=6

Evaluate yy when x=6

y=13

The solution to the system is the complete set of ordered pairs that are valid solutions.

(6,13)

The result can be shown in multiple forms.

Point Form:

(6,13)

Equation Form:

x=6,y=13

Please help!!!!!!!!!!!!!!

Answers

Answer:

A=-4

B=4

C=-4

D=4

Step-by-step explanation:

find x and y in to the diagram​

Answers

Answer:

diagram???

where is it

Step-by-step explanation:

Find the area of the trapezoid by decomposing it into other shapes

Answers

Answer:

60 cm ( squared )

Step-by-step explanation:

you can find the area of the trapezoid ( by decomposing it into other shapes ) by separating two triangles, and using the formula to find the area of triangles, which is A= 1/2 ( b x h ) and add the answer to those together ( 16 cm squared and 4 cm squared ), and after that, you can find the area to the rectangle by multiplying the l x w, which is 10 x 4 ( after separating the triangles.). That equals 40, and when you add them all together ( 16 + 4 + 40 ) it equals 60 cm (squared).

How much water will the swimming pool hold if it is completely filled with water?
9 ft
9 ft
4 ft
4 ft
4 ft
30 cubic feet
144 cubic feet
224 cubic feet
324 cubic feet

Answers

Answer:

144

Step-by-step explanation:

You should pick B.

A restaurant makes pizzas with 6-inch diameters ad 12-inch diameters. Which of the following statement is true?

The area of the 12-inch pizza is twice the area of the 6- inch pizza

The area of the 12-inch pizza is three times the area of the 6-inch pizza

the area of the 6-inch pizza is 1/4 the area of the 12-inch pizza

the area of the 6-inch pizza is 1/6 the area of the 12-inch pizza

Answers

Answer:

The correct option is c: the area of the 6-inch pizza is 1/4 the area of the 12-inch pizza.

Step-by-step explanation:

The area (A) of each pizza is given by:

[tex] A = \pi r^{2} [/tex]

Where:

r: is the radius

For the 12-inch pizza we have:

[tex] A_{12} = \pi (\frac{12 inch}{2})^{2} = 113.1 inch [/tex]

And for the 6-inch pizza we have:

[tex] A_{6} = \pi (\frac{6 inch}{2})^{2} = 28.3 inch [/tex]

The ratio between A₆ and A₁₂ is:

[tex] \frac{A_{6}}{A_{12}} = \frac{28.3 inch}{113.1 inch} = 0.25 = \frac{1}{4} [/tex]

Hence:

[tex] A_{6} = \frac{A_{12}}{4} [/tex]

Therefore, the correct option is c: the area of the 6-inch pizza is 1/4 the area of the 12-inch pizza.

I hope it helps you!            

The area of the 6-inch pizza is 1/4 the area of the 12-inch pizza

Given that;

Diameter of pizza A = 12 inch

Diameter of pizza B = 6 inch

Computation:

Ration of Area of Pizza A to B = [πr1²] / [πr2²]

Ration of Area of Pizza A to B = [(12/2)²] / [(6/2)²]

Ration of Area of Pizza A to B = [(6)²] / [(3)²]

Ration of Area of Pizza A to B = 36 / 9

Ration of Area of Pizza A to B = 4:1

So,

Option "C" is the correct answer of the following question.

Learn more:

https://brainly.com/question/21454181?referrer=searchResults


What property is this ?

a(b + c) = ab + ac

Answers

Answer:

distributive I'm pretty sure!

Step-by-step explanation:

i hope this helps have a great day:)

Helppppppppppppppppp plzzzzzzzzzzzzzzzzzzzzzz

Answers

A it’s only right they is no way you can get more then A and it’s rounded

PLZZ GIVING BRAINILEST

Answers

Answer:

3.5(1.6 + 4.6 - 8.5) - 9.75= 3.5(-2.3) - 9.75= -8.05 - 9.75= -17.8

Step-by-step explanation:

1.6 + 4.6 - 8.5 = -2.33.5(-2.3) = 3.5 × -2.3 = -8.05-8.05 - 9.75 = -17.8

I hope this helps!

Find the missing value to the nearest hundredth cos=4/38

Answers

Answer:

83.96 (approximately)

Step-by-step explanation:

I am not completely sure what the problem is asking, just like the last one, but I believe that you are just supposed to take the inverse of cosine. So, in your calculator, make sure it is in degrees mode, then usually you have to click the 2nd key and then cosine. You use the inverse of cosine when two sides are given, but you are not given the angle.

It should look like:

[tex]cos^{-1}(\frac{4}{38})[/tex], which is approximately 83.96.

Hopefully this is right, if not, please let me know. Good luck.

What is the degree of -8mn^2

Answers

Answer: 2

Step-by-step explanation:

To find the degree, use the exponent. An exponent of two means a degree of two, like an exponent of four means a degree of four

I am a block.
I have 3 faces that are
rectangles.
I have 2 faces that are
triangles.

Answers

Answer: Triangular Prism I think

Step-by-step explanation:

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