The two triangles are similar.
What is the value of x?

The Two Triangles Are Similar.What Is The Value Of X?

Answers

Answer 1

Answer:

21

Step-by-step explanation:

Ratios are used.

10/30 = 12/36 = 7/x

1/3 = 7/x

x = 3*7 = 21


Related Questions

I need help on thisss —> 8x4=8(2+_)

Answers

Answer: 2

Step-by-step explanation:

8x4=32, you have to distribute the 8 into the parentheses so you will have 8x2+8x2 which is 16+16=32

A park is rectangular with a length of 1/2 miles. If the area of the park is 6/8 square miles, what is its width? Input your answer as a fraction.
giving 40 points! please help soon <33

Answers

Step-by-step explanation:

Area of Park = Length * Width

Therefore Width = Area / Length

= (6/8) / (1/2) = (6/8) * (2/1) = 3/2 miles.

Answer:Area of Park = Length * Width

Therefore Width = Area / Length

= (6/8) / (1/2) = (6/8) * (2/1) = 3/2 miles.

Step-by-step explanation:

what is the qoutient -3 ÷ 9?

Answers

Answer:

0.25

Step-by-step explanation:

Find the mean of the ending balance in Teresa’s account for the week.

A 2-column table with 8 rows titled Daily Ending Balance. Column 1 has entries 1, 2, 3, 4, 5, 6, 7, total. Column 2 has entries 320 dollars, 206 dollars, 245 dollars, negative 2 dollars, negative 2 dollars, 18 dollars, 20 dollars, 805 dollars.

Total balance
Number of days
= 805
7


Mean (Average) =

Answers

Answer:

$115

Step-by-step explanation:

805 divide it by 7 you get 115 also got right guys trusted me ( >-< )

Answer:

yep! 115$ is correct! :)

When you add a positive number and negative number how can you tell whether the sun will be positive or negative?

Answers

you can tell by seeing if the positive or negative number is greater and which ever one is that will be the outcome

Answer:

Because

Step-by-step explanation:

(+) × (-) = (-)

(-) × (+) = (-)

1800 yards per hour is the same rate as which of the following?
A. ____ yards per second B. _____ yards per minute

Answers

Answer:

a............ you are welcome

a. 6,480,000 yards per second. b. 108,000 yards per minute

evaluate the expression (-20)-17=​

Answers

It’s -37 because -20-17=-37

How many solutions does -3x+15=3(5-x) have

Answers

Answer:

Infinite solutions

Step-by-step explanation:

So if simplified it would be

-3x+15=15-3x

Which is basically the same thing if arranged

15-3x=15-3x

-3x+15 can also be 15-3x still the same thing as adding 15 to -3x

So since these are equal anything could be used

like try 0

Both get 15

Try 1

Both get 12

Try legit any number

youll get the same results (I would choose 3 positive easy ones, 0,1,2 and 3 negative ones -1,-2,-3)

Work out the diffeence beteeen 77.5 and 2.27

Answers

77.5
- 2.27
______
75.37
75.37 if you need more help

Evaluate
2^-4/4^0
Write your answer as a fraction in simplest form

Answers

Answer:

1/16 or 0.0625

Step-by-step explanation:

Im not sure but this may be the answer

The given fraction in simplest form is 1/16.

What is the fraction?

In Mathematics, fractions are represented as a numerical value, which defines a part of a whole. A fraction can be a portion or section of any quantity out of a whole, where the whole can be any number, a specific value, or a thing.

The given fraction is 2⁻⁴/4⁰.

Now, 2⁻⁴/4⁰ =2⁻⁴/4⁰

= 2⁻⁴/1

= 1/2⁴

= 1/16

Therefore, the given fraction in simplest form is 1/16.

To learn more about the fraction visit:

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What is the result of adding these two equations?
-52 - 9y = 3
5.2 - 9y = -2

Answers

Answer:

5.7-18y=1

Step-by-step explanation:

52-9y=3

5.2-9y=-2

or,57.2-18y=1

Answer:

-18y = 46.8

Step-by-step explanation:

Adding Left hand side elements together as well as right hand side

Eq1 = equation 1

Eq2 = equation 2

LHS(left hand side of the equation)

RHS(right hand side of the equation)

LHS of Eq1 + LHS of Eq2 = RHS of Eq1 + RHS of Eq2

-52 -9y + 5.2 -9y = 3 - 2

=> -9y -9y - 52 + 5.2 = 1

=> -18y - 46.8 = 1

=> -18y - 46.8 = 0

=> -18y = 46.8

A line passes through the points (4,8) and (2,0). What is its equation in slope-intercept
form?

Answers

Answer:

The answer is y = 4x - 8.

Step-by-step explanation:

☆Remember: [tex]m = \frac{y_2 - y_1}{x_2 - x_1} [/tex]

☆Slope-intercept: [tex]y = mx + b[/tex]

---

☆We need to find the slope first. So just plug in according to the slope formula!

[tex]m = \frac{0 - 8}{2 - 4} = \frac{ - 8}{ - 2} = 4[/tex]

---

☆Now we need to find the y-intercept. We are going to plug in the slope and a set of coordinates to find the y-intercept.

[tex]y = mx + b \\ 8 = 4(4) + b \\ 8 = 16 + b \\ \frac{ - 16 = - 16 \: \: \: \: \: \: \: \: \: \: \: \: }{ - 8 = b \: \: \: \: \: \: \: \: \: \: \: \: \: \: } [/tex]

---

☆Now all we need to do is plug in and we are done!

[tex]y = 4x - 8[/tex]

▪Happy To Help <3

Translate the given phrase into an algebraic expression and simplify if possible: the sum of -8 and -9, increased by 23.
Note: Enter only the simplified result.

Answers

Step-by-step explanation:

(-8-9)+23

-17+23

6.........

The value of algebraic expression [(-8) + ( -9)] + 23 is 6.

Here,

We have to simplify;  the sum of -8 and -9, increased by 23.

And, find an algebraic expression.

What is Algebraic expression?

An algebraic expression in mathematics is an expression which is made up of variables and constants, along with algebraic operations.

Now,

The written expression is, the sum of -8 and -9, increased by 23.

It can be written as,

⇒ [(-8) + ( -9)] + 23

⇒ - 8 - 9 + 23

⇒ - 17 + 23

⇒ 6

Hence, The value of algebraic expression [(-8) + ( -9)] + 23 is 6.

Learn more about algebraic expression visit:

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A cirdie is divided up into 24 equal pieces. What percentage of the total circle area will each piece be? Round to the nearest
percent
A 2%
B. 8%
C 7%
D4%

Answers

Answer:

4 %

Step-by-step explanation:

100/24=25/6=4 1/6

What is the value of of x,a,b and c?

Answers

Answer:

a= 98 b= 82 c= 98 is the answer .....

A tennis racket that cost $79 is now on sale for $83. What is the
percent of change?

Answers

Answer:

5.06%

or

5.06329114%

Step-by-step explanation:

The increase if $4.

4/79 = 0.0506329114, which is 5.06%

Determine whether each sequence is arithmetic or geometric. Find the next three terms,
81,27,9,3,...
A. arithmetic, 0, -3, -6
O B. geometric, 0, -3, -6
C.
geometric, 1,
1 1
39
<
OD. The sequence is neither geometric nor arithmetic,

Answers

Answer:yes

Step-by-step explanation:

1. How many odd positive integers less than 50 are there?​

Answers

Answer:

25

Step-by-step explanation:

Explain how to solve X/3 < -2
Please and thank you!

Answers

x< -6 is your answer

simplify both sides of the inequality
1/3x<-2
multiply both sides by 3
3x(1/3x)<(3)x(-2)
x<-6

Find the unit vector in the direction of the vector <3,-1>

Answers

Answer:

Step-by-step explanation:

v=<3,-1>

[tex]||v||=\sqrt{x^{2} +y^{2} } \\\sqrt{(3)^{2}+(-1)^{2} } \\\sqrt{9+1} =\sqrt{10} \\u=\frac{1}{||v||} *v\\u=\frac{1}{\sqrt{10} } *<3,-1>\\u=<\frac{3}{\sqrt{10} } ,-\frac{1}{\sqrt{10} } >\\[/tex]

17 = 3j + 2
Can some please help me?

Answers

Give me brainliest? 15 = 3j, so j=5

The rectangle below has an area of x^2
-114square meters and a length of x+12metters

Answers

Given that,

The area of the rectangle, [tex]A=x^2-114[/tex]

Length of the rectangle, [tex]l=x+12\ m[/tex]

To find,

The width of the rectangle.

Solution,

The formula for the area of a rectangle is given by :

A = lb

b is width of the rectangle

[tex]b=\dfrac{A}{l}\\\\b=\dfrac{x^2-114}{x+12}\\\\b=\dfrac{x^2-12^2}{x+12}\\\\b=\dfrac{(x-12)(x+12)}{(x+12)}\\\\=(x-12)\ m[/tex]

So, the width of the rectangle is (x-12) m.

Please help, 5 (y + 2/5) = -13. Y=?

Answers

Answer:

y = -3

Step-by-step explanation:

5y + 10/5 = -13 (distribute 5)

5y + 2 = -13 (simplify fraction)

5y = -15 (subtract 2 from both sides)

y = = -3 (divide 5 from both sides)

Checked worked:

5 ([-3] +2/5)

-15 + 10/5

-15 + 2 = -13

y = -3

PLZ PLZ HELP PLZ PLZ ILL GIVE BRAINLYEST

what is 24x83x2x16+5676

Answers

OMG ITS A FUNNY NUMBER

HAHAHAHHA

cringe, cringe, cringe, cringe, cringe

evaluate 1/3y+8/15 when y=1/5

Answers

Answer: 0.6

Why: 1/3 * 1/5= 0.066
0.066+8/15= 0.6

Hope this Helps :D

Alyssa drive 10 miles in 20 minutes if she drove one hour in total at the same rate how far did she go

Answers

Answer:

30 miles

Step-by-step explanation:

60 ÷ 20 = 3

10 × 3 = 30

Select the correct answer.
Which statement correctly describes this expression?
1231 +5
ОА.
the sum of the absolute value of three times a number and 5
OB.
5 more than the absolute value of the cube of a number
O c.
the cube of the sum of a number and 5
OD.
the absolute value of three times a number added to 5

Answers

Answer:

it should be c sorry if I get it wrong

What is the value of the expression when x = 5? 3x^2 + 14 - 10x

Answers

Answer: 39

Step-by-step explanation:

What are all values of x for which the function f defined by f(x)=x3+3x2−9x+7 is increasing ?
(A) −3 (B) −1 (C) x<−3 or x>1
(D) x<−1 or x>3
(E) All real numbers.

Answers

Answer:

C. [tex]x < -3[/tex] or [tex]x > 1[/tex].

Step-by-step explanation:

Let [tex]f(x) = x^{3}+3\cdot x^{2}-9\cdot x +7[/tex], the first derivate of the function is:

[tex]f'(x) = 3\cdot x^{2}+6\cdot x -9[/tex] (1)

By the Quadratic Formula, we determine the roots of this polynomial:

[tex]x_{1} = 1[/tex], [tex]x_{2} = -3[/tex]

And the factorized form of the polynomial is:

[tex](x-1)\cdot (x+3) > 0[/tex]

By law of Signs, the polynomial is increasing when [tex]x-1 > 0[/tex] and [tex]x +3 > 0[/tex] or [tex]x-1 < 0[/tex] and [tex]x+3 < 0[/tex], which means that:

[tex]x < -3[/tex] or [tex]x > 1[/tex]

Therefore, the right answer is C.

Answer:

The correct option is an option (c).

Given:

The given function is,

[tex]f(x)=x^{3}+3x^{2}-9x+7[/tex]

Computation:

The function is increasing when [tex]f'(x)>0[/tex].

Now, differentiating the given function with respect to [tex]x[/tex] up to first order we get,

[tex]f'(x)=3x^{2}+3(2x)-9(1)+0\\f'(x)=3x^{2}+6x-9\\=3(x^{2}+2x-3)\\=3(x(x+3)-1(x+3))\\=3(x+3)(x-1)[/tex]

So, the sign function is,

 Therefore, [tex]f'(x)>0[/tex] when [tex]x\in (-\infty ,-3)\cup (1,\infty )[/tex]

So, [tex]f(x)[/tex] is increasing on [tex]x<-3[/tex] or [tex]x>1[/tex]

Hence, the correct option is an option (c).

Learn More:

https://brainly.com/question/21004652

Find the missing side length

Answers

Answer:

7 ft

Step-by-step explanation:

16-9=7

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