help me please with my math

Help Me Please With My Math

Answers

Answer 1

Answer:

P = 47.1 units

Step-by-step explanation:

the perimeter of the pair of straight opposite sides is 11+11, or 22

now you have 2 semi-circles, which equals 1 full circle which, if we find the circumference to then we just add it to 22 to get the entire answer

Circumference of circle with diameter of 8:

C = 2πr

C = 2π(4)

C = 8π

C = 25.13

now add 22 + 25.13 to get 47.1 rounded to nearest tenths place


Related Questions

Solve by substitution.

x-2y=2
2x-5y=3

I give Brainliest
Please explain step by step.

Answers

// Solve equation [1] for the variable x


[1] x = 2y - 1

// Plug this in for variable x in equation [2]

[2] 2•(2y-1) - 5y = -3
[2] - y = -1
// Solve equation [2] for the variable y


[2] y = 1
// By now we know this much :

x = 2y-1
y = 1
// Use the y value to solve for x

x = 2(1)-1 = 1

Is this answer right?

Answers

Answer:

yes

Step-by-step explanation:

Answer:

Your answer is correct! Good Job :)

Step-by-step explanation:

PLS HELP WILL MARK BRAINLIEST! NO FAKE ANSWERS

Answers

Answer:

i. 4x² + 96x + 512

ii. 1,092 m²

Step-by-step explanation:

i. [ 36 + 2 (x - 2) ] × [ 20 + 2 (x - 2) ]

= (36 + 2x - 4) (20 + 2x - 4)

= (32 + 2x) ( 16 + 2x)

= 512 + 64x + 32x + 4x²

= 4x² + 96x + 512.

---------------------------------------------------------------------

ii. If x = 5

then 4x² + 96x  + 512

= 4 × 25 + 96 × 5+ 512

= 100 + 480 + 512   (Simple calculation)

= 1,092 m²

how do you convert decimal to fraction ​

Answers

you convert decimals to fractions by how much more numbers are after the point the more 0Answer:

for example 0.2=2/10  and0.25= 25/100

and if a zero is infront of the number like this 0.02 then it will be the same except it will be 2/100

Step-by-step explanation:

Given trapezoid​ WXYZ, what is​ XY?

Answers

Answer:

XY = 16 ft

Step-by-step explanation:

The mid segment DE is half the sum of the parallel bases, that is

[tex]\frac{XY+WZ}{2}[/tex] = 20 ( multiply both sides by 2 to clear the fraction )

XY + WZ = 40

XY + [tex]\frac{3}{2}[/tex] XY = 40 ( multiply through by 2 to clear the fraction )

2XY + 3XY = 80

5XY = 80 ( divide both sides by 5 )

XY = 16

Hurry I will give brainlyest!!!!

What are the factors of this expression?

34xy



Drag all of the factors of the expression into the box.

Factors

3/4 -1 3 4 x y

Answers

34, x, y are factors of this expression.

- BRAINLIEST answerer

Need Asap pls
Find the excluded value of the Following. Make sure to show the solution.
1. - 4/b + 6
2. x - 1 / (x - 3) (x + 4)

Answers

Number 1 is -4/6 + 6

can anyone help me ?
Find the missing angle measure.

Answers

Answer:

x° = 99°

Step-by-step explanation:

The polygon is a hexagon and the sum of its internal angles is:

[tex]180(n-2)=180(6-2)=180(4)=720^{0}[/tex]

subtract the 5 known angles:

[tex]x^{0} =720-145-164-59-132-121=99^{0}[/tex]

Hope this helps

PLS HELP WILL MARK BRAINLIEST!

Answers

Answer:

Option e. "Polynomial in the form..."

Step-by-step explanation:

You can just look at the form that the problem is in. It's written in the exact form that this option is displaying.

Hope this helps :)

Please help it’s so hard for me

Answers

Answer:

Answer is d

Step-by-step explanation:

PLS HELP ASAP ILL GIVE BRAINLKEST THANKS

Answers

Answer:

n > 8/3

Step-by-step explanation:

Divide both sides of the equation by 3 to make n the only variable left, n> 8/3

Solve the slope for the table.

Answers

Answer:

Slope = -3

Step-by-step explanation:

8-17/0+3=-9/3=-3 : Slope Formula

At a sale this week, a suit is being sold for $274.40. This is a 72% discount from the original price.

Answers

Answer:

Your new total with the sale is 76.83 dollars

Step-by-step explanation:

X
х
a) Work out (8 x 10^-3)(2 x 10^-4
Give your answer in
standard form.
(

Answers

Answer:

1.6 x 10^-6.

Step-by-step explanation:

a) Work out (8 x 10^-3)(2 x 10^-4)

= 8 x 2 x 10^(-3 + -4)

= 16 x 10^-7

Convert this to standard form by dividing the first part by 10 and multiplying the second by 10.

= 1.6 x 10^-6.

a teacher weighed 145 lbs in 1986 and weighed 187 lbs in 2007. what was the rate of change in weight from 1986 to 2007?

Answers

Answer:

The rate of change is: 2

Step-by-step explanation:

[tex]\frac{187-145}{2007-1986}[/tex] = 2

CAN SOMEONE HELP ME PLEASE ASAP!

Answers

quick question is this area or perimeter?

Answer:

2 and 3

Step-by-step explanation:

to be similar, there must have been the same scaling factor applied for length and width.

when going from 2 to 3 the width changes from 5 to 7, that is a changing factor of 7/5 = 1.4

and the length changes by the same factor :

6.5 × 7/5 = 1.3 × 7 = 9.1

What is the slope of the line that passes through the points (9, 1) and (17, 2)

Answers

Answer:    The slope is 1/8

Step-by-step explanation:

Full equation = ( y = 1/8x-1/8)

Step-by-step explanation:

Slope = y2-y1/x2-x1

= 2-1/17-9

=1/8

=0.125

pls help asap! i will mark brainliest!

Answers

Answer:

AB would be 18 or the first choice.

Since BD is the median that means from A to D and from D to C are equal. We set this up as an equation and solve it.

x + 8 = 2x - 17

  + 17       +17

x + 25 = 2x

-x            -x

    25 = x

This gives us our first bit of the answer. Then we plug this into our equation for the length of AB to get 18.

Step-by-step explanation:

hope this helps. . . <3

good luck!      uωu

Marsha watched 1 4 of a movie in the morning, and she watched some more at night. By the end of the day, she still had 1 3 of the movie left to watch. How much of the movie did Marsha watch at night?

Answers

Answer: I think why the denominator changed because it subtracted one whole? That could be possible, so therefore she possibly watched 3/4 or 4/4 or 1 (1 whole) whatever way they word it
UwU

I don't know what im doing help

Answers

Answer:

81/256

Step-by-step explanation:

3/4*3/4*3/4*3/4

first multiply the numerators (3) together, which equals 81

then multiply the denominators (4) together, which equals 256

81/256 can't be simplified further

Answer:

[tex]\frac{3^4}{4^4} =\frac{81}{256}[/tex]

Reasoning:

According to exponent law:

[tex](\frac{a}{b} )^{x} =(\frac{a^x}{b^x} )[/tex]

Now apply this to your problem.

[tex](\frac{3}{4} )^{4}[/tex]

[tex](\frac{3^4}{4^4} )[/tex]

[tex](\frac{81}{256} )[/tex]

x-4-2= -11
it’s a negative 11 btw!!

Answers

Hello there!

x-4-2=-11

x-6=-11

x=-11+6

x=-5

Hope it helps

~Just a determined gal

#CarryOnLearning

[tex]MysteriousNature[/tex]

Answer:

x=-5

Step-by-step explanation:

x-4-2=-11

  x-6=-11

     x=-11+6

       =-5

Her little sister's birthday is next week, so Erin is planning a bubble-themed birthday party!
She buys a big bottle of bubble solution and divides it equally among 8 small bottles. Each
small bottle holds
1
of a gallon of bubble solution.
16
Use an equation to find the amount of bubble solution in the big bottle.
To write a fraction, use a slash (/) to separate the numerator and denominator.

Answers

Answer:

The answer and solution is in the picture

An equation is formed of two equal expressions. The equation that can represent the amount of solution in a small bottle is x=y/8.

What is an equation?

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

Let the bubble solution in the small bottle be represented by x, while the amount of solution in the big bottle is represented by y. Since the sum of the solution of 8 small bottles is equal to a big bottle. Therefore, the equation can be written as,

The amount of solution in the big bottle) = (Amount of solution in a small bottle)×8

y = 8x

x = y/8

Hence, the equation that can represent the amount of solution in a small bottle is x=y/8.

Learn more about Equation:

https://brainly.com/question/2263981

#SPJ2

By what factor would your weight be multiplied if earth's diameter were 1/ 4 as big and earth's mass remained unchanged?.

Answers

Answer:

  16

Step-by-step explanation:

Your weight is (roughly) proportional to the inverse of the square of the distance you are from the center of the earth. If that distance is reduced to 1/4 its previous value, then your weight will be multiplied by the factor ...

  1/(1/4)² = 16

You would weigh 16 times as much.

_____

Additional comment

The distribution of mass within the earth also affects your weight.

Someone please help me with this question

Answers

Answer:

Search it up

Step-by-step explanation:

hope you pass the test

4 - (2x + 4) = 5
х=-10
x=-5/2
x=3/2
x=6

Answers

Answer:

x= - 5/2

Step-by-step explanation:

Answer:

x = -5/2

Step-by-step explanation:

4 - (2(-5/2) + 4) = 5

4 - (-5 + 4) = 5

4 - (-1) = 5

4 + 1 = 5

Please help with this math

Answers

Answer:

iuj

Step-by-step explanation:

can 22.75 be rounded off to 23.5?
(im not smart pfft)​

Answers

Answer:

No

Step-by-step explanation:

22.75 can be rounded to:

22.8

23

20

Answer:

no only 22.8

Step-by-step explanation:

What is 2.29 rounded to the nearest whole ounce?

Answers

Answer: To round 2.29 to the nearest whole number consider the tenths' value of 2.29, which is 2 and less than 5.

Step-by-step explanation:

The answer would be 2 I hope this helps :)

Solve the equation.
-3x + 1 + 10x = x + 4
Ох:
x=
No
x=
x =
x = 12
x = 18

Answers

Answer:

x=1/2

Step-by-step explanation:

The number of trees and the number of apples are given in the table above. Determine which statement below is correct.
1. The table is proportional and the unit rate is 1/13
2. The table is proportional and the unit rate is 13.
3. The table is not proportional.

Answers

Answer:

2.

Step-by-step explanation:

The number of trees times 13

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