Which number is irrational?

Which Number Is Irrational?

Answers

Answer 1

Answer:

D. [tex]\frac{\sqrt{20}}{5}[/tex]

Answer 2

the answer is d

[tex] \frac{ \sqrt{20} }{5} [/tex]


Related Questions

Suppose you cannot identify the known figures in an unknown figure, but you know that its density is 10 and that there are 200 objects in the figure. What is the area of the figure?
100 units squared
200 units squared
20 units squared
10 units squared

Answers

Answer:

20 units squared

Step-by-step explanation:

objects/square unit

200/10

20

If the density is 10, then the area of the figure will be 20 square units. Then the correct option is C.

What is Geometry?

It deals with the size of geometry, region, and density of the different forms both 2D and 3D.

Suppose you cannot identify the known figures in an unknown figure, but you know that its density is 10 and that there are 200 objects in the figure.

Then the area of the figure will be

Area = number of object / density

Area = 200/10

Area = 20 square units

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Translate the sentence into an inequality.
The product of y and 5 is less than --22.
HELP ASAP PLEASE MATH NO FAKE ANSWERS

Answers

Answer:

the sentence into an inequality.

The product of y and 5 is less than --22

5y<-22

Since -22 is greater

Answer:

5y<-22

Step-by-step explanation:

5y<-22 Because its going to be 5 x y is greater than -22.

Can I get all the all the correct answers for this assignment ASAP!!!!!

Answers

the picture isn’t loading

I need help with this

Answers

Answer:

si tu multiplicas 90° entre 1 te puede dar 50(2)

Gina's Hours
October November
Week 1 40 32
Week 2 34 30
Week 3
36
40
Week 4
40
24
The table shows the hours Gina worked during October and November. Select ALL correct statements,
A)
The range for the month of October is 6.
B)
40 summarizes the data with a single number
35 summarizes the data with a single number
D)
The median for the month of October is 40.
E
16 describes how the values vary with a single number

Help plz

Answers

Answer:

A) The range for the month of October is 6.

C) 35 summarizes the data with a single number.

E) 16 describes how the values vary with a single number.

Step-by-step explanation:

Week 1 | 40 Week 1 | 32

Week 2 | 34 Week 2 | 30

Week 3 | 36 Week 3 | 40

Week 4 | 40 Week 4 | 24

The ordered data can be written out as follows :

October :

34, 36, 40, 40

November :

24, 30, 32, 40

Whole data:

24, 30, 32, 34, 36, 40, 40, 40

Range = maximum - minimum :

October range = 40 - 34 = 6

Summarizing the fat with a single number :

Take the median of the whole data :

1/2(n+1)th term

1/2(9) = 4.5 th term

(34 + 36) /2 = 35

Median for October :

(36 + 40) / 2 = 38

Variation of all values :

Take the range :

40 - 24 = 16

what is 18cm in a scale 1:50?

Answers

Answer:

900 cm

Step-by-step explanation:

Proportions

1cm  ⇒ 50cm

18cm ⇒ Wcm

W = 18*50/1

W = 900cm

You’re purchasing a new television with a 32” screen. The 32” measurement represents the diagonal measurement of the screen. You remember the height at the store was 16”. What is the width of the TV

Answers

Answer:

27.7"

Step-by-step explanation:

use the pythagorean theorem

a² + b² = c²

a² + 16² = 32²

a² + 256 = 1,024

subtract 256 from both sides

a² = 768

Take the square root of both sides

a = 27.7128129211

a = 27.7"

1. Find these products.
a. (-5) x (-2) =
b. 5(-9) =
c. (-4) (+8)=
e. (-32)(+10) =
g. (-3) (-2) x(+4) =
i. (-4)(-6)(-2)(-10) =
k. (-6)(-6)=
d. (-4).(-12)
f. (+12) X (-11) =
h. (7) X(-9) X (-2) =
j. (-6)(-9)(+4) =
1. (8).(-7).(-3) =​

Answers

Answer:

a. 10

b. -45

c. -32

e. -320

g. 24

i. 480

k. 36

d. 48

f. -132

h. 126

j. 216

1. 168

Step-by-step explanation:

a. 5×2=10

b. -(5×9)= -45

c. -(4×8)= -32

e. -(32×10)= -320

g. 3×2×4=6×4=24

i. 4×6×2×10= 240×2= 480

k. 6×6=36

d. 4×12=48

f. -(12×11)= -132

h. 7×9×2=126

j. 6×9×4

1. 8×7×3

Enter the explicit rule for the geometric sequence.



1/4, 1/2, 1, 2, 4, …

Answers

Answer:

[tex]a_n = (\frac{1}{4})2^{n-1}[/tex]

Step-by-step explanation:

Geometric sequence:

In a geometric sequence, the quotient between consecutive terms is the same, and this quotient is given by q.

The explicit rule of a geometric sequence is given by:

[tex]a_n = a_1q^{n-1}[/tex]

In which [tex]a_1[/tex] is the first term.

1/4, 1/2, 1, 2, 4

This means that [tex]a_1 = \frac{1}{4}[/tex], and:

[tex]q = \frac{4}{2} = \frac{2}{1} = \frac{1}{\frac{1}{2}} = \frac{\frac{1}{2}}{\frac{1}{4}} = 2[/tex]

So the explicit rule is:

[tex]a_n = (\frac{1}{4})2^{n-1}[/tex]

find the difference. express the answer in scientific notations
(8.64×10²⁰)-(7.83×10²⁰)​

Answers

Answer:     8.1*10^(19)

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

Explanation:

Ignore the 10²⁰ portions. We can replace them with the variable m, or whatever letter you like

So the original expression becomes 8.64m - 7.83m which simplifies to 0.81m

Basically you subtract the values without the m, so 8.64-7.83 = 0.81

Then you tack on the m at the end.

The 0.81 itself is not in scientific notation, but we can fix that like so:

0.81 = 8.1*10^(-1)

Furthermore, we can say:

0.81m = 8.1*10^(-1)*m

0.81m = 8.1*10^(-1)*10^(20)

0.81m = 8.1*10^(-1+20)

0.81m = 8.1*10^(19)

Andy is building a corner table with a top in the shape of a triangle. On side of his table is 4 feet, the other is 2 feet. What is the possible length of the third side?

Answers

The base of the triangle could be 4, a side length could be 2. The other side might have the same side length as the first one, so 2 is a possible side length

2

DUE IN 2 MINUTES HELP

Answers

Answer: B is the answer

Step-by-step explanation:

I think it’s D or A

Step-by-step explanation: D or A

HELP ME PLSSSSSS!!!!!!!

Answers

Answer:

1) [tex]m\angle x = 35^{\circ}[/tex], 2) [tex]m\angle x = 60^{\circ}[/tex], 3) [tex]m \angle x = 40^{\circ}[/tex]

Step-by-step explanation:

1) Triangle is a right triangle since tangent line is perpendicular to the radius of the circle. Based on the fact that the sum of internal angles in triangles equals 180°, we find the value of the angle [tex]x[/tex]:

[tex]m\angle x = 180^{\circ} - 90^{\circ} - 55^{\circ}[/tex]

[tex]m\angle x = 35^{\circ}[/tex]

2) Both triangles are symmetrical right triangles since tangent lines are perpendicular to the two radii and common side is parallel to the third radius. Based on the fact that the sum of internal angles in triangles equals 180°, we find the value of the angle [tex]x[/tex]:

[tex]m \angle x = 180^{\circ} - 90^{\circ} - 30^{\circ}[/tex]

[tex]m\angle x = 60^{\circ}[/tex]

3) The figure is formed by two symmetrical right triangles. These triangles are right-angled and symmetrical since tangent lines are perpendicular to the two radii and common side is parallel to the third radius. Based on the fact that the sum of internal angles in quadrilaterals equals 360°, we find the value of the angle [tex]x[/tex]:

[tex]m\angle x = 360^{\circ} - 180^{\circ} - 140^{\circ}[/tex]

[tex]m \angle x = 40^{\circ}[/tex]

Find the measure of the angle indicated (X). Round to the nearest tenth. Show your work to support your answer. C 13 4 0 A B​

Answers

Step-by-step explanation:

solution given.

relationship between perpendicular and base is given by tan angle

tan ø=perpendicular/base

ø=tan-¹(4/13)=17.10272897=17° is your answer

tanØ=Perpendicular/BasetanØ=4/13Ø=tan^{-1}(4/13)Ø=17.1°

simplify
[tex]\sqrt{63}[/tex]

Answers

Answer:

3√7

Step-by-step explanation:

63 can be divided by 9 and 7. The square root of 9 is 3. so it should be 3√7.

What is the y-intercept of function f?

Answers

Answer:

1

Step-by-step explanation:

f(0) = 1 for '-x + 1'

Answer:

-1

Step-by-step explanation:

since they give -x + 1 you just have to take away the negative from x and it would make 1 a negative so -1

Write down all the prime numbers between 41

Answers

Answer: Step-by-step explanation:

List of prime numbers before 41 (including 41 itself): 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41.

Find the area of the polygon. 26ft. 16ft. 6ft. 2ft. 4ft.

Answers

Answer:

296 ft²

Step-by-step explanation:   5 18 7 20

There are a few ways to calculate the area of the tihis composit figure.

The one way is to calculate the entire area of the big rectangle with the voided area and substract the smaller voided rectangle

Big rectangle with voided area  

26 × 16   = 26 × 10 + 26 × 6 =  260 + 156 =  416

Small Void Rectangle = 6 × (26 - 2 - 4)

                                    = 6 × 20

                                    = 120

Total area = Big rectangle with voided area - Small Void Rectangle

                 =   416 - 120

                 =  296 ft²

another way is to add up three areas

large filled rectangle +  smaller filled rectangle +  smallest filled rectangle

        10 × 26  +  4 × 6 + 2 × 6

           260 + 24 + 12

                296 ft²

Can anyone solve this for me?

Answers

A hope it helps :)))

Please help its about math

Answers

Answer:

3 ×2

»(3×20) ×(2×20)

»60 × 40

» (60÷10) ×(40÷10)

» 6 × 4

Option C is your answer

If C = 1+ 5n - 6n² and B = n + 4n^2,find an expression that equals 2C – 3B
in standard form.

Answers

Step-by-step explanation:

2C – 3B = 2(1+5n-6n²)-3(n+4n²)

= 2+10n-12n²-3n-12n²

= 2 +7n -24n²

The expression (2C-3B) equals to (-24x²+7x+2)

What is an expression?

Expressions in maths are mathematical statements that have a minimum of two terms containing numbers or variables, or both, connected by an operator in between.

Given are two expression, C = 1+5n-6n² and B = n+4n²

2C = 2+10n-12n²

3B = 3n+12n²

2C-3B = 2+10n-12n² - 3n-12n²

= -24n²+7n+2

Hence, The expression (2C-3B) equals to (-24x²+7x+2)

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Determine the net pay if gross pay was $546.54 and the following deductions were taken out. Federal tax $66.00, state tax
$21.86, Social Security $33.89, and Medicare $7.92.

Answers

Answer:

416.87, you subtract all from gross pay.

Step-by-step explanation:

546.54-66-21.86-33.89-7.92=416.87

WILL GIVE BRAINLIEST!! 50 POINTS!!
factor: 5(p-1)-(p-1)^2

Answers

Answer:

-(p-1) (p-6

Step-by-step explanation:

I hope this helps,good luck with everything.

Answer: -P^2+7P+2P-6
explanation:

PLS HELP LOOK AT PHOTO!! I WILL MARK BRAINIEST!!!
17/55
Streak
All the following are Perfect Squares except for which one?
121
150
100
144
US 23:00
Double Jeop
Streck Saver
Music ofl
O

Answers

Answer:

150

Step-by-step explanation:

Answer:

121

Step-by-step explanation:

Which expression represents the
following calculation?
Subtract 23 from the product of 8 and 7.
A 23 - (8 X 7)
B (8 x 7)-23
C (23 - 8) X 7
D 8 X (7 - 23)

Answers

Answer:

B (8x7)-23 is the answer

Subtracting 23 from the product of 8 and 7 can be written as (8 X 7) - 23 option (B) is correct.

What is an arithmetic operation?

It is defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division. It has a basic four operators that is +, -, ×, and ÷.

We have:

Subtract 23 from the product of 8 and 7

The product of the 8 and 7 can be written as (8 X 7)

Subtract 23 from (8×7)

(8 X 7) - 23

Thus, subtracting 23 from the product of 8 and 7 can be written as (8 X 7) - 23 option (B) is correct.

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What is the solution to the equation 5x-7= 3x+5?
Ox=1
O x = 6
O x = 12
O x = 24

Answers

x = 6

Step-by-step explanation:

Step 1: Group all y terms on the left side of the equation

Subtract 3x from both sides:

5x - 7 = 3x + 5

5x - 7 -3x = 3x + 5 - 3x

2x - 7 = 3x + 5 - 3x

2x - 7 = 5

Step 2: Group all constants on the right side of the equation

Add 7 to both sides of the equation:

2x - 7 = 5

2x - 7 + 7 = 5 + 7

2x = 5 + 7

2x = 7

Step 3: Isolate the y

Divide both sides of the equation by 2:

2x = 12

2x/2 = 12/6

x = 12/2

x = 6

The solution of the given expression is x = 6.

What is an expression?

In mathematics, expression is defined as the relationship of numbers, variables, and functions using mathematical signs such as addition, subtraction, multiplication, and division.

Subtract 3x from both sides:

5x - 7 = 3x + 5

5x - 7 -3x = 3x + 5 - 3x

2x - 7 = 3x + 5 - 3x

2x - 7 = 5

Add 7 to both sides of the equation:

2x - 7 = 5

2x - 7 + 7 = 5 + 7

2x = 5 + 7

2x = 7

Divide both sides of the equation by 2:

2x = 12

2x/2 = 12/6

x = 12/2

x = 6

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The figure consists of a tangent and a secant to the circle. Find the value of x. Leave your answer in simplest radical form

Answers

4x6= ? Nsbsbdhdbdhdjdjsjdhd

Marjory works at a commercial bakery. She is conducting an experiment to test the results of two yeast activators for making bread. The Rapid Prove activator claims to increase the rise of dough by at least 30%. The Quick Rise activator claims to increase the rise of dough by at least 26%.


Marjory and her team bake 60 loaves of bread, 30 using the Rapid Prove activator and 30 using the Quick Rise activator.


After the loaves were baked, Marjory evaluated the rise of the breads as compared to previous doughs with no activator used. She reported that, on average, the rise of those made with the Rapid Prove activator increased by 25% and the rise of loaves made with the Quick Rise activator increased by 28%.


The Rapid Prove activator claim is __.

The Quick Rise activator claim is __.

The activator __ is more effective because the increase in rise was __ that of the other activator.

Answers

Answer:

false

true

quick rise

greater than

Step-by-step explanation:

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Hope This helped XD

The Rapid Prove activator claim is false while the Quick Rise activator claim is true.

What is a claim?

It should be noted that a claim simply means the stance of an individual regarding a research or a particular work.

In this case, it was reported that reported the rise of those made with the Rapid Prove activator increased by 25% and the rise of loaves made with the Quick Rise activator increased by 28%.

The Rapid Prove activator claim is false while the Quick Rise activator claim is true.

Hence, the activator quick rise is more effective because the increase in rise was greater than that of the other activator.

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6)
Write an equation in slope-intercept form of the line perpendicular to y =
that passes through the point (3, 4).

Answers

the answer is y=3x+4

i need to answer for the parentheses

Answers

Answer:

(-3,2)

Step-by-step explanation:

The vertex of an upwards facing parabola is the minimum

The minimum is -3 for the x value and 2 for the y value

(-3,2)

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