A United States flag is sometimes folded into a triangle shape and displayed in a triangular display case. If a display case has dimensions shown in inches, write a polynomial expression that represents the area of wall space covered by the display case.

A United States Flag Is Sometimes Folded Into A Triangle Shape And Displayed In A Triangular Display

Answers

Answer 1

Step-by-step explanation:

area of ∆ = .5*b*h

b= x+5

h= x-5/2

let's do (x+5) * (x-5/2)

x^2+5x-5/2x-25/2

x^2+5/2x-25/2

area = .5x^2+5/4x-25/4

Answer 2

The polynomial expression that represents the area of wall space covered by the display case is (1/2)x² + (5/4)x - 25/4.

What do we mean by a Polynomial expression?

A polynomial is a mathematical expression made up of two or more algebraic terms that have been added, subtracted, or multiplied (no division). Polynomial expressions generally comprise at least one variable, as well as constants and non-negative exponents.

How do we calculate the area of a triangle?

The area of a triangle is calculated using the formula: (1/2)*base*height.

How do we solve the given question?

We find the area of the triangle-shaped display case. We can see the base of this triangle is x+5 and its height is x - 5/2.

Area of the display case = (1/2)*(x+5)*(x-5/2)

or, area = (1/2)*(x+5)*(2x-5)/2

or, area = (1/4)(2x² + 5x - 25)

or, area = (1/2)x² + (5/4)x - 25/4.

∴ The polynomial expression that represents the area of wall space covered by the display case is (1/2)x² + (5/4)x - 25/4.

Learn more about polynomials and areas of triangles at

https://brainly.com/question/2833285

https://brainly.com/question/17335144

#SPJ2


Related Questions

The circumference of Circle K is pi. The circumference of Circle L is 4xpi.

Two circles, one labeled “Circle K” and the other as “Circle L.”

What is the value of the ratio of their circumferences? of their radii? of their areas? Write the ratios as fractions in the simplest form.

Answers

Answer:

Ratio of circumferences: [tex]\displaystyle\frac{1}{4}[/tex]

Ratio of radii: [tex]\displaystyle\frac{1}{4}[/tex]

Ratio of areas: [tex]\displaystyle\frac{1}{16}[/tex]

Step-by-step explanation:

Hi there!

We are given:

- The circumference of Circle K is [tex]\pi[/tex]

- The circumference of Circle L is [tex]4\pi[/tex]

Therefore, the ratio of their circumferences would be:

[tex]\displaystyle\frac{\pi}{4\pi}[/tex] ⇒ [tex]\displaystyle\frac{1}{4}[/tex] when simplified

The formula for circumference is [tex]C=2\pi r[/tex], where r is the radius. To find the ratio of the circles' radii, we must identify their radii through their given circumferences.

If the circumference of Circle K is [tex]\pi[/tex], or [tex]1\pi[/tex], then its radius is [tex]\displaystyle\frac{1}{2}[/tex].

If the circumference of Circle L is [tex]4\pi[/tex], then its radius is [tex]\displaystyle\frac{4}{2}[/tex], which is 2.

Therefore the ratio their radii would be:

[tex]\displaystyle\frac{\frac{1}{2}}{{2}}[/tex] ⇒ [tex]\displaystyle\frac{1}{2}*\frac{1}{2}[/tex] ⇒ [tex]\displaystyle\frac{1}{4}[/tex] when simplified

The formula for area is:

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

First, let's find the area of Circle K:

[tex]A=\pi (\displaystyle\frac{1}{2})^2\\\\A=\displaystyle\frac{1}{4}\pi[/tex]

Now, let's find the area of Circle L:

[tex]A=\pi (2)^2\\A = 4\pi[/tex]

Therefore, the ratio of their areas would be:

[tex]\displaystyle\frac{\frac{1}{4}\pi}{4\pi}[/tex] ⇒ [tex]\displaystyle\frac{\frac{1}{4}}{4}[/tex] ⇒ [tex]\displaystyle\frac{1}{4} * \frac{1}{4}[/tex] ⇒ [tex]\displaystyle\frac{1}{16}[/tex] when simplified

I hope this helps!

Inventory The college store maintains an inventory
of baseball T-shirts and sweatshirts that have the team
logo. Due to demand, the number of baseball T-shirts
kept in inventory is four times the number of baseball
sweatshirts. If the store has 164 T-shirts, how
many
sweatshirts are in inventory at the college store?

Answers

Answer:

41

Step-by-step explanation:

divide by 4

pls I'm in need of urgent helpppppppp.
question (ii) is my main problem. pls help immediately you get this question. thanks in advance.

A committee of 4 people is to be chosen from 5 married couples. Find in how many ways the committee can be chosen if :
i) everyone is equally eligible
ii) the committee should include at least one woman.​

Answers

Answer:

So your best bet is everyone is equally eligible although I dont really know wait for other answers

Step-by-step explanation:

Answer:
(5C1x5C3)+(5C2x5C2)+(5C3x5C1)+(5C4x5C0) = 205
Step-by-step explanation:
(Way of selecting at least 1 woman) = (way of selecting 1 woman) + (way of selecting 2 women) + (ways of selecting 3 women) + (ways of selecting 4 women) {(5C1x5C3)+(5C2x5C2)+(5C3x5C1)+(5C4x5C0)

The area of a rectangle is 70cm² and it is 7m broad.
i)Find its length
ii)Find its perimeter.


Please help.​

Answers

Answer:

soln

here,

area of a rectangle =70cm *

breadth = 7m

we know,

area (a)=l×b

70=l×7

70=7l

70÷7=l

10=l

therefore, itslength is 10m

again,

perimeter (p)=2(l+b)

=2(10+7)

=2×17

=34cm

therefore, its perimeter is 34cm.

what is the slope of 8x-4

Answers

The slope is 8.

The correct form of this equation is y = mx + b, when m is the slope. M is also attached to the x. Since 8 is attached to x, 8 is the slope.

HELP!! I need help on #5 and #6. I will give brainlist!!

Answers

Answer:

#5 more info is needed. #6 is a CD.

Step-by-step explanation:

#5 doesn't have the appropriate values given which in this case is how much money. #6 is most likely a CD because they tend to have bigger interest rates, unless if you needed to access it. If you needed to access this money, a savings account would most likely give you the best interest rates.

Need number 9 please!

Answers

See attached picture please

I spent 22.50 on carinal rides that cost 1.25 each how many rides did i get

Answers

18 rides babe you just had to divide

Answer:

18

Step-by-step explanation:

divide 22.50 by 1.25 to get the number of rides.

Paisley and Damian are both driving along the same highway in two different cars to
a stadium in a distant city. At noon, Paisley is 315 miles away from the stadium and
Damian is 383 miles away from the stadium. Paisley is driving along the highway at a
speed of 42 miles per hour and Damian is driving at speed of 59 miles per hour. Let
P represent Paisley's distance, in miles, away from the stadium t hours after noon.
Let D represent Damian's distance, in miles, away from the stadium t hours after
noon. Write an equation for each situation, in terms oft, and determine whether
Paisley or Damian is closer to the stadium 5 hours after noon.
are

Answers

Using linear functions, it is found that:

Paisley's equation is: P(t) = 315 - 42t.Damian's equation is: D(t) = 383 - 59t.Damian is closer to the stadium 5 hours after noon.

What is a linear function?

A linear function is modeled by:

[tex]y = mx + b[/tex]

In which:

m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.b is the y-intercept, which is the value of y when x = 0, and can also be interpreted as the initial value.

Paisley is 315 miles away from the stadium, and driving at a speed of 42 miles per hour, hence for the linear equation for his distance after t hours, we have that:

m = -42, b = 315, then:
P(t) = 315 - 42t.

Damian is 383 miles away from the stadium, and driving at a speed of 59 miles per hour, hence for the linear equation for his distance after t hours, we have that:

m = -59, b = 383, then:

D(t) = 383 - 59t.

After 5 hours, their distances are:

P(5) = 315 - 42(5) = 105

D(5) = 383 - 59(5) = 88

D(5) < P(G), hence Damian is closer to the stadium 5 hours after noon.

More can be learned about linear functions at https://brainly.com/question/24808124

What is the value of x?

Enter your answer in the box.

Answers

Answer:

x = 25

Step-by-step explanation:

Use Pythagoras' Theorem [tex]a^s+b^2=c^2[/tex]

where a and b are the legs and c is the hypotenuse of a right triangle

[tex]\implies 7^2+24^2=x^2[/tex]

[tex]\implies 49+576=x^2[/tex]

[tex]\implies 625=x^2[/tex]

[tex]\implies x=\sqrt{625}[/tex]

[tex]\implies x=\pm25[/tex]

[tex]\implies x = 25[/tex] only, as distance is positive

Use Pythagorean theorem

[tex]\\ \rm\longmapsto x^2=24^2+7^2[/tex]

[tex]\\ \rm\longmapsto x^2=576+49[/tex]

[tex]\\ \rm\longmapsto x^2=625[/tex]

[tex]\\ \rm\longmapsto x=25[/tex]

Hannah drew square a with a side length of 8 centimeters, as shwon in the diagram below. Hannah used a scale fatctor of 6/4 to dilate Square A and square A' what was the perimeter of Square A'

Answers

Answer:

80cm

Step-by-step explanation:

8 x 6/4 = 20

20 x 4 = 80

Answer:

0.5

Step-by-step explanation:

Hannah is in labor, she is 8 centimeters dilated. Shown in the diagram. Now, the perimeter of her puhtay and her child's head are 6/4. The fatctor of this is square b. Not a. To make Hannah's labor smooth, we need to figure out how much more she needs to dilate. since she is 8 centimeters, and the baby's head is 6/4. she will need 3 more centimeters until it is able to come out correctly. I hope this answered your question!! would love to answer more.

:)

If f(x)=-3x +2, find

c) x if f(x) = 0.

Answers

Answer:

f(0)=2

Step-by-step explanation:

f(x)=-3x +2

f(0)=-3(0) +2

f(0)= 0 +2

f(0)=2

i will give brainleist

Answers

Let's write the equation in standard from

[tex]y = mx + b[/tex]

Where,

m is slope or rate of changeb is the y-intercept or initial value

Let's start by finding slope⤵️

[tex] \boxed{ \sf \: m = \frac{ y_{2} - y_{1} }{ x_{2} - x_{1}}}[/tex]

x1, y1 = 0,12x2, y2 = 1,13

[tex] \tt \: m = \frac{13 - 12}{1 - 0} [/tex]

[tex] \tt \: m = \frac{1}{1} [/tex]

[tex] \tt \: m = 1[/tex]

b = 12

Equation⤵️

[tex] \sf \: y = 1x + 12[/tex]

Solution:

Step-1: Create a coordinate plane.

Graph attached~

Step-2: Plot the points on the graph.

Points have been plotted on the graph.

Step-3: Choose any two points on the graph.

My chosen points are (2,14) and (3,15).

Step-4: Find the slope of the line by using y₂ - y₁/x₂ - x₁.

=> 15 - 14/3 - 2=> 1/1=> Slope = 1

Step-5: Find the y-intercept.

We are given a point (0,12), where 0 is the x-coordinate. Since it is 0, 12 is the y-intercept.

Step-6: Revise the equation created.

y = mx + b (m = slope; b = y-intercept)=> y = (1)x + 12=> y = x + 12

Hoped this helped!

Please a genius help me please

Answers

Answer:

D

Step-by-step explanation:

y=mx+b (line equation)

m=(y2-y1)/(x2-x1) (slope formula)

insert the coordonates

m=(6--6)/(1--3) find the slope

m=12/4m=3 after fiinding the slope you can substitute x and y and find b

y=3x+b

(1,6)

6=3*1+b

6=3+b

b=3

y=3x+3

213 (2 significant figures) ​

Answers

Step-by-step explanation:

210

.................


“El producto de dos veces
un número y ocho”

Answers

Creo que es 2x+8 !!!!

What is the value of x

Answers

Answer:

x = 37

Step-by-step explanation:

74 and 2x are vertical angles so they are equal.

74 = 2x

x = 37

HELP SOS I NEED HELP

Answers

Answer:

[tex]602.8cm^{3}[/tex]

Step-by-step explanation:

Volume of cylinder = π [tex]r^{2}h[/tex]

Here, [tex]r=4cm\\ h=12cm[/tex]

Volume = π × [tex]4^{2}[/tex] × [tex]12[/tex]

[tex]=602.8cm^{3}[/tex] (converted to 1 decimal place)

colour in so that the ratio of blue squares to green squares is 2:3 , 15 squares in the box

Answers

Answer:

15/5= 3

Blue Squares: 3*2= 6

Green Squares: 3*3= 9

How many unique values can be created by forming the fraction $\frac{x}{y}$ where $x$ is either 3, 6, or 12 and $y$ is either 3, 6, or 12?

help

Answers

Answer:

7 unique values can be created.

At a hotel yesterday, 315 guests used the swimming pool and 210 guests did not. What percentage of the guests at the hotel used the pool yesterday?

Answers

Answer:

60%

Step-by-step explanation:

% = Used Pool ÷ Total × 100

= 315 ÷ 525 × 100

=60%

Answer:

60 percent

Step-by-step explanation:

#14
Graph the quadrilateral with the given vertices in the coordinate plane.
A(0, 1), B(4, 4), C(12, 4), D(8, 1)

Answers

Answer:

Because BC=AD=8, segment BC ≅ Segment AD. Because these are horizontal line segments, their slopes are 0 and they are parallel.

Segment BC and AD are opposite sides that are both congruent and parallel. So ABCD is a parallelogram by the opposite sides congruent theorem.

Step-by-step explanation:

So if you count the boxes of segment BC you will get 8, same for if you count the boxes that make up segment AD. If they are the same distance they are congruent. You can see how BC and AD are both horizontal lines. To find the slope you need to do the slope formula for BC and AD, which is y2-y1/x2-x1 in our case BC= 4-4/12-4 which equals 0/8. If you do the same formula for AD, you will get 0/8 making them congruent and the slope 0. If the opposite sides are congruent and parallel it has to be a parallelogram by the opposites and congruent theorem.

please solve
-5+(-8) step by step thank you!!

Answers

Answer:

[tex] - 5 + ( - 8) \\ \\ = - 5 - 8 \\ \\ = - 13[/tex]

# be care#

A study conducted several years ago reported that 24 percent of public accountants changed companies within 5 years. The American Institute of CPAs would like to update the study. They would like to estimate the population proportion of public accountants who changed companies within 5 years with a margin of error of 5% and a 95% level of confidence. (Use t Distribution Table & z Distribution Table.) (Round your z-value to 2 decimals. Round up your answers to the next whole number.)

Required:

a. To update this study, the files of how many public accountants should be studied?
b. How many public accountants should be contacted if no previous estimates of the population proportion are available?

Answers

Answer:

Here is your Answer

Step-by-step explanation:

Please mark me Brainliest

what is the answer
3r =30

Answers

Answer:

r=10

Step-by-step explanation:

Answer:

r = 10

Step-by-step explanation:

[tex]3r = 30 \\ \frac{3r}{3} = \frac{30}{3} \\ r = 10 \\ [/tex]

Are the two triangles similar? How do you know (What Theorem) S 9 и 6 U T V Your answer​

Answers

Yes they are ;

SUT angle = WUV angle

&

[tex] \frac{SU}{WU} = \frac{TU}{VU} = \frac{ST}{VW} \\ [/tex]

Please help me! What is 1 1/2+1/6

Answers

Answer:

10/6

Step-by-step explanation:

1 1/2=3/2

3/2: We need it to be /6. Multiply 3 by the top and bottom. 9/6

9/6+1/6=10/6

When a percentage of the smallest and largest values are deleted from a data set, the mean of the remaining data values is the _____ mean.

Answers

Correct is the answer to the blank missing word hope it helped!!!

ILL GIVE BRAINELST

Which points are on the line?

Answers

all points are on the line

Answer:

the first second and last one because you plug in the x and then plug in the y

Find the area of the circle to the nearest whole number, if necessary!

Answers

Answer:

The circle has an area of about 1385 square mm.

Step-by-step explanation:

Let's recall that circles have an area that can be found with the following formula:

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

where r is the radius of the circle.

Now, focus your eyes on the circle. We are shown that the diameter of this circle is 42 mm, but we only want the radius. Since the radius is half the diameter, the radius is 21 mm. Now, we can solve for the area of the circle.

[tex]A=\pi (21)^2\\A=441\pi \\A=1385.44236...[/tex]

So, to the nearest whole number, the area of the circle is 1385 square mm.

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