Aladder that is 15 ft. long is leaning against the side of a
building as shown below. If the place where the ladder
touches the level ground is 9 ft. from the base of the
building, how high off the ground does the ladder touch
the building?

Aladder That Is 15 Ft. Long Is Leaning Against The Side Of Abuilding As Shown Below. If The Place Where

Answers

Answer 1

H. 12 ft

Given c=15, and a=9, you can use Pythagorean’s theorem a^2+b^2=c^2 to find b, the height

9^2+b=15^2

81+b^2=225

b^2=144

b=12

Height = 12


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i don’t know how to do this, anyone know how. please help

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Answer:

Step-by-step explanation:

table of value for y=2x^2+x

Answers

Answer:

values of x and y is (4, -2), (0, 0) and (2, 10)

Step-by-step explanation:

[tex] - 5 = > 45 \\ - 4 = > 28 \\ - 3 = > 15 \\ - 2 = > 6 \\ - 1 = > 1 \\ 0 = > 0 \\ 1 = > 3 \\ 2 = > 10 \\ 3 = > 21[/tex]

What is a trinomial in math

Answers

Answer:

an elementary algebra, a trinomial is a polynomial consisting of three terms or monomials.

Step-by-step explanation:

A trinomial is an algebraic expression with three terms

I need answer please ​

Answers

Answer:

A.

Step-by-step explanation:

RST is in the wrong position for it to be congruent.

Anyone can answer this ?

Answers

Answer:

NOT nets = A, C, D, F
Nets = B, E, G, H

Figure B (Triangular prism)

SA: 3 rectangles + 2 triangles

Rectangles: (20·8) + (20·10) + (20·6) = 480 ft²

Triangles: (8·6)/2 + (8·6)/2 = 48 ft²

Total SA: 528 ft²

Figure E (Square pyramid)

SA: 1 square + 4 triangles

Square: 10·10 = 100 yd²
Triangles: (12·10)/2 + (12·10)/2 + (12·10)/2 + (12·10)/2 = 240 yd²

Total SA: 340 yd²

Figure G (Rectangular prism)

SA = 2 wide rectangles + 4 narrow rectangles

Wide: (7·11) + (7·11) = 154 cm²

Narrow: (2·7) + (2·7) + (11·3) + (11·3) = 94 cm²

Total SA: 248 cm²

Figure H (Cube)

SA = 6 squares

Squares: 6 x (1·1) = 6 m²

Total SA: 6 m²

I hope this helps and God bless!

If x is an even integer greater than 3, then, in terms of
what is the next greatest even integer?

A. X^2
B. 2x
C. X+3
D. X+2

Answers

Answer:

x^2

Step-by-step explanation:

Any even number raised to two is even.

Eg: 4^2 = 16

12^2 = 144

Etc...

And

Any odd number raised to two is odd.

Eg: 5^2 = 25

13^2 = 169

Etc...

And also x^2 is greater than 2x & x+3 & x+2


Find an exponential function of the form y = ab* that passes through the points (0,4)
and (2, 100).
Oy=5-4x
Oy=4.5*
Oy-4-2*+84
Oy-25-2x

Answers

Answer:

2nd option

Step-by-step explanation:

given an exponential function in the form y = a[tex]b^{x}[/tex]

to find a and b use the coordinate points it passes through

using (0, 4 ) , then

4 = a[tex]b^{0}[/tex] [ [tex]b^{0}[/tex] = 1 ] , that is

a = 4 , so

y = 4[tex]b^{x}[/tex]

using (2, 100 )

100 = 4b² ( divide both sides by 4 )

25 = b² ( take the square root of both sides )

[tex]\sqrt{25}[/tex] = b , that is

b = 5

then exponential function is

y = 4 . [tex]5^{x}[/tex]

a regular hexagon prism has a volume of of 2546.13cm³ and the base has an edge length of 14cm. what are the height and surface area of the prism?

Answers

Answer:

Solution is attached :)

What is the equation to find the Surface Area for a Cone?

Answers

Answer:

A=πr(r+h2+r2)

Step-by-step explanation:

literally just search it up

The answer to your question is: A=πr(r+h2+r2)

Every time Carrie bakes a batch of brownies, she uses 18
cup of chocolate. If she has 12
cup(s) of chocolate remaining, how many batches of brownies can Carrie make?

Answers

Carrie cannot make a full batch of brownies.

When Victoria moved into a new house, she planted two trees in her backyard. At the
time of planting, Tree A was 32 inches tall and Tree B was 12 inches tall. Each year
thereafter, Tree A grew by 2 inches per year and Tree B grew by 6 inches per year. Let
A represent the height of Tree At years after being planted and let B represent the
height of Tree Bt years after being planted. Graph each function and determine the
interval of time, t, when Tree A is taller than Tree B.
Click twice to plot each line. Click a line to delete it.

Answers

Answer:

Answer:A=6t+29

B=3t+35

Same height in 4 years

Step-by-step explanation:

12 pennies 9 nickels 23 dimes and 16 quarters

Answers

Answer:$6.87

Step-by-step explanation:

if you add them up you end up wit $6.87

What 6x squared divided by x is

Answers

Answer:

[tex]6x[/tex]

Step-by-step explanation:

Hey there!

In order to solve this problem, you need to first simplify the equation by splitting [tex]6x^2[/tex]

After splitting:

[tex]\frac{6*x*x}{x}[/tex]

Now, we can cross out two of the x values

[tex]\frac{6*x}{1}[/tex]

This is also seen as

[tex]6*x[/tex]

Which simplified is our answer

So the fraction [tex]\frac{6x^2}{x}[/tex] can be re-written or solved as, [tex]6x[/tex]

Answer:

[tex]\frac{6x^{2}}{x} =6x[/tex]

Step-by-step explanation:

[tex]x\neq 0\\\\\frac{6x^{2}}{x} =\frac{6\times x\times x}{x} =6x \ \ \ \ (x \ can \ be \ cancelled \ out)[/tex]

Example :

[tex]\frac{6\times 3^{2}}{3} =\frac{6\times 9}{3} =\frac{54}{3} =18[/tex]

[tex]\frac{6\times 3^{2}}{3} =\frac{6\times 3\times 3}{3} =6\times3=18[/tex]

Line p goes through the origin and contains the point (-2,-5). Which
equation represents line p?

Answers

[tex]\stackrel{origin}{(\stackrel{x_1}{0}~,~\stackrel{y_1}{0})}\qquad (\stackrel{x_2}{-2}~,~\stackrel{y_2}{-5}) ~\hfill \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{-5}-\stackrel{y1}{0}}}{\underset{run} {\underset{x_2}{-2}-\underset{x_1}{0}}}\implies \cfrac{-5}{-2}\implies \cfrac{5}{2}[/tex]

[tex]\begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{0}=\stackrel{m}{\cfrac{5}{2}}(x-\stackrel{x_1}{0})\implies y=\cfrac{5}{2}x[/tex]

What is the area of the tennis court?

Answers

Answer:

Length of Service box: 21ft /6.4m . Width of service box:13.5ft/4.1m I

Nate is 10 9/12 years old.How old will he be in 2 5/12 more years?

Answers

Answer:

13 1/6 years old

Step-by-step explanation:

10 9/12 + 2 5/12 = 12 14/12 simplifies to 13 2/12 or 13 1/6

Can I have help on this?

Answers

Answer:

—4.5 and 0

Step-by-step explanation:

when x=—4.5 and x=0 y is included in the domain.

t takes 12 hours for half of the He in a container to leak out. If the same container is refilled with Ne, how long will it take for half of the Ne to leak out

Answers

The time taken by the Ne to come out of the container will be 26.83 hours

What will be the time?

Here it is given in the question that it takes 12 hours for half of the He in a container to leak out If the same container is refilled with Ne then time taken by the Ne gas to leak will be calculated from the formula

[tex]\dfrac{V_{He}}{t_{He}}\times \dfrac{t_{Ne}}{V_{Ne}}=\sqrt\dfrac{M_{Ne}}{M_{He}}[/tex]

Since the volume of both the gases will be same so

[tex]V_{He}=V_{Ne}[/tex]

[tex]\dfrac{t_{Ne}}{t_{He}}=\sqrt5[/tex]

[tex]t_{Ne}=12\times \sqrt5[/tex]

[tex]t_{Ne}=12\times 2.236[/tex]

[tex]t_{Ne}=26.83\ hours[/tex]

Hence the time taken by the Ne to come out of the container will be 26.83 hours

To know more about Gases follow

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#SPJ1

Can someone please help me with this ty!!

Answers

Represents, it has an exponent and multiple terms

80 PTS!!Two vertices of a right triangle have coordinates (6,-2) and (1,6).

Select EACH ordered pair that could be the coordinates of the third vertex.

[](1,1)
[](6,6)
[](-2,1)
[](1,-2)

Answers

Answer:

(6, 6) and (1, -2)

Step-by-step explanation:

Let the given points represent the vertices of the hypotenuse.

Then the parallel lines to each coordinate axis will have intersection at other vertices.

The vertices will be the combination of (x₁, y₂) or  (x₂, y₁) of the given ordered pairs:

(6, 6) and (1, -2)

See the attached to be more clear.

Mathieu is finding the x-intercepts of the function f(x) = x2 4x 3. his work is shown below. 0 = x2 4x 3 0 = (x 3)(x 1) x 3 = x 1 x = x – 2 0 = –2 there are no x-intercepts. which error did mathieu make? he factored incorrectly. he did not use the constant as the x-intercept. he set the factored expressions equal to each other. he incorrectly solved the equation x 3 = x 1.

Answers

He set the factored expressions equal to each other.  instead of setting them equal to zero

What are quadratic equations?

The name Quadratic comes from "quad" meaning square because the variable gets squared (like x2). It is also called an "Equation of Degree 2

The given solution of the quadratic equation in the question is

[tex]f(x) = x^2 + 4x + 3.[/tex]

His work is shown below.

[tex]0 = x^2 + 4x + 3[/tex]

[tex]0 = (x + 3)(x + 1)[/tex]

Here is where we use the zero product property

x+3 = 0   x+1 =0  We do not set them equal to each other

Hence He set the factored expressions equal to each other.  instead of setting them equal to zero

To know more about quadratic equations follow

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Answer:

The Answer is c

Step-by-step explanation:

Did it on edge

Classify the triangle by its sides and angles

5.5in
5.5in
1.5in

Answers

Answer:

That would be an isosceles triangle.

Step-by-step explanation:

Isosceles triangles have two sides the same length and one side a different length. I hope this helps! :)

Answer:

Isosceles Triangle

Step-by-step explanation:

A triangle having two sides of equal length is an isosceles triangle.

It's two sides are equal which are 5.5 in , 5.5 in and the third one is not equal 1.5 in

JO. Jeff buys 3 boxes of cereal for $2. 99 each a gallon of

mik for $4. 98 and 4 bananas for $0. 50 each. If has a 20% off his

Total bill coupon and he pays with a $20. 00 bil, how much change

will he get back?

Answers

Answer:

people got rock to sell the house and I'm going to fly to the land of the block trained me like a dojo now I'm better than yb and I will be there in about it dirk can you ask mom to get

A scientist is studying the effectiveness of 2 different antibiotics on the same strain of bacteria. He uses the same dose of each antibiotic and starts with the same initial bacteria count, in billions, in each petri dish. His results are shown in the tables below. Let x represent the time in hours.


Part A: What is the initial number of bacteria in each petri dish? Explain your answer.

Part B: What is the decay rate for each antibiotic? Explain your answer.

Part C: How many bacteria will be left in each petri dish after the time has reached 8 hours? Round to the nearest thousandth. Show your work.

Answers

Answer:

0.37 billion

Step-by-step explanation:

.

22. Peter makes $10.00 per hour as a server. The
restaurant also gives him 15% of his wages as a bonus
For good service. He makes for good service he works 40 hours this week .what are his total earnings for the week
A) $46:00
B)460.00
C) $600.00
D)60.00

Answers

Answer:

B) $460.00

Step-by-step explanation: I've got big brain

What is the value of
5+5+6+6+7+7+8+8= *2

Answers

Answer:

108

Step-by-step explanation:

Answer:

52 or 104

Step-by-step explanation:

if t(x)=3-2x and g(x)=1/x+5, what is the value of (f/g)(8)

Answers

Step-by-step explanation:

I'll assume you meant f(x) = 3 - 2x and not t(x) = 3 - 2x

[tex] \frac{3 - 2x}{ \frac{1}{x + 5} } \times 8[/tex]

[tex]((3 - 2x) \times ( \frac{x + 5}{1} )) \times 8[/tex]

[tex]((3 - 2x)(x + 5)) \times 8[/tex]

[tex]( - 2 {x}^{2} - 7x + 15) \times 8[/tex]

[tex]( \frac{f}{g}) \times 8 = - 16 {x}^{2} - 56x + 120[/tex]

Regular decagon with apothem = 10m

Answers

Answer:

What is the question? There is No question to answer

Which expression matches the verbal description below?
three subtracted from the quotient of thirty and six
O A.30 - (3:6)
O B.30 : 6-3
O C. (30-3)-4
O D.30: (6-3)

Answers

Answer:

Quotient = division of one number by another

[tex]\implies \textsf{quotient of 30 and 6} = \sf \dfrac{30}{6}[/tex]

[tex]\implies \textsf{3 subtracted from } \sf \dfrac{30}{6}=\dfrac{30}{6}-3[/tex]

The quotient of 30 and 6 can also be written as the ratio 30 : 6

Therefore, the solution is (30:6) - 3

Let's see

Quotient means division

30/6

Three subtracted means

30/6-3

Convert to ratio

30:6-3

Option B

The smaller of two regular hexagons has a perimeter of 15 m and an area of 36 m². The area of the
larger is 100 m². What is the perimeter of the larger hexagon?

Answers

Answer:

40

Step-by-step explanation:

To find the perimeter of the hexagon, we multiply the square root of the area by 4.

The square root of 100 is 10.

10x4=40

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