01 L1 - Perimeter Word Problems
Cooper, Sha Niya
11
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A piece of Plexiglas has a width which is 5 centimeters shorter than its length. What represents the area of the Plexiglas, in terms of its length (L)?

Answers

Answer 1

Answer: x*(x-5)

Step-by-step explanation:

Plexiglass is a cuboid

which means that the area would be l*w

in the question it states that the width is 5 cm shorter than the length

since we dont know the values

we represent them as x

so using l*w

we write x*(x-5)


Related Questions

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Cal jogs from 10:28 AM until 11:15 AM. For about how long does Cal jog?

Answers

Answer:

47 minutes

Step-by-step explanation:

In elapsed time, it's better to make your problem more readable so it's easier to solve. Add 2 minutes into 10:28 so it turns into 10:30. Then add 30 minutes so it turns into 11:00 AM. Finally, add 15 minutes so it turns into the 11:15 you were looking for. When you combine the minutes allotted (2, 30, and 15) you get 47 minutes.

Find the tan A and sin B exactly.

Choices -

A - tan A = 3/4, sin B =5/3

B - tan A = 4/3, sin B = 3/5

C - tan A = 3/4, sin B = 3/5

D - tan A = 4/3, sin B = 5/3

Answers

Answer:

B - tan A = 4/3, sin B = 3/5

Step-by-step explanation:

First, lets find the length of the third side

b = √15² - 12² = √225 - 144 = √81 = 9

Now, lets get Tan A and Sin B

Tan A = 12/9 = 4/3Sin B = 9/15= 3/5

Correct option is B


Dara had to pay $50 in band fees, $25 for the school club fee and $30 for a lab fee how much money does she need to cover her fees

Answers

Answer:

She will need 105$

Step-by-step explanation:

Add 50+25=75 Then add 75+30=105

She has to pay 95 dollars ... $105

The tide level goes down all evening, and Hamid’s instruments read 11 ft above his marker 1 hour before he arrived. Write the equation in slope-intercept form of the line that represents today’s tide level y relative to the marker over time x, if Hamid knows the line is parallel to the graph of yesterday’s data, y=−8x− 2.​

Answers

Answer:

y - 11 = -8(x - 1)

Step-by-step explanation:

We are told Hamid’s instruments read 11 ft above his marker 1 hour before.

Where y is tide level and x is time.

Thus, x1 = 1 and y1 = 11

Since graph of yesterday's data is y = -8x - 2,then in slope intercept form, the equation parallel is;

y - y1 = m(x - x1)

m is -8.

Thus; y - 11 = -8(x - 1)

Three less than the product of a number and two

Answers

(2x +5) -3 i believe !! i hope this helps

Help me please.........

Answers

Answer: C

Step-by-step explanation:

The answer is C

HURRY I WILL GIVE BRANLIEST!!!

Answers

Answer:

H. Subtracted 2x from both sides

Step-by-step explanation:

Answer:

h

Step-by-step explanation:

you have to put your common variables together

a rectangular prism has its length as 6cm, breath 5cm and height 9cm. find the volume​

Answers

Answer:

270

Step-by-step explanation:

Volume of rectangular prism = length x width x height

6 x 9 x 5= 270

PLEASE ANSWER, I WILL MARK BRIANLEST
Pythagorean triples are specific combinations that occur frequently in right triangles and use only whole numbers. An example of a Pythagorean triple is __________.
Group of answer choices

3, 4, 5

8, 9, 10

5.5, 12.5, 13.5

7, 22, 25

Answers

Answer:

Answer is 3,4,5

I better see the brainliest now.

Answer:

A.  3,4,5

Step-by-step explanation:

you can check each choices by using the Pythagorean theorem

√(3² + 4² ) = 5  

√(8² + 9² ) ≠ 10  -------- x

√(5.5² + 12.5² ) ≠ 13.5  -------- x

√(7² + 22² ) ≠ 25    -------- x

does anyone know? thank you

Answers

Answer:

option (D)

Step-by-step explanation:

f(1)=2-7=-5

f(2)=4-7=-3

f(3)=6-7=-1

who wants my girl? if yes put it down​

Answers

Answer:

Already stole herrrrrr ahahah

Step-by-step explanation:

Answer:

nah good luck tho hahaha

Jose earns $920 for 40 hours of work. What is Jose’s unit rate?
i need help

Answers

Answer:

Step-by-step explanation:

rate=earning/time=920/40=23 $ per hour.

The largest whale is the blue whale weighing 19,000 kg what is its weight in scientific notation

Answers

Answer:

1.9*10^4   kg

Step-by-step explanation:

1.9*10^4   kg

Answer:

1.9 × 10⁴

Step-by-step explanation:

Move the decimal 4 places to the left to get your number less than 10 but greater than one. Every space you moved left is then placed in the position of the exponent for 10.

What number has a place value of 6 that is 100 times the place value of 6 in 2,386? 0 14.06 O 76,504 O 2.486 0 14,693​

Answers

Answer:

It is D

Step-by-step explanation:

multiply 6  by 100 do it alone it should look like 6*100=600 then you look at your choices and pick whichever one has 6 in the hundreths place.

Glad I could help.....Please name me brainliest!!!!

Karen invests $2,400 into an account with a 6.8% interest that is compounded annually. How much money will she have in this account if she keeps it for 8 years? Round your answer to the nearest cent. Do NOT round until you have calculated the final answer.

Answers

Answer:

The answer is 4062.39

Step-by-step explanation:

A=$2,400(1+0.0681)1(8). Simplify using the order of operations: A=$2,400(1.068)8=$2,400(1.692661131)≈$4,062.39.

The amount of money after 8 years will be $4062.38.

What is compound interest?

In order to compute compound interest, multiply the principle of the original loan by the annual interest rate multiplied by the number of compound periods minus one. You will then be left with the principal amount of the loan plus compound interest.

Given that Karen invests $2,400 into an account with a 6.8% interest that is compounded annually. The amount after 8 years will be calculated as below:-

Amount = P [ 1 + ( r / n )]^(nt)

A = final amount

P = initial principal balance

r = interest rate

n = number of times interest applied per time period

t = number of time periods elapsed

Amount = 2400 [ 1 + ( 0.068 / 1 ) ] ⁸

Amount = 2400 [1.068 ) ] ⁸

Amount = 4062.38

Therefore, the amount of money after 8 years will be $4062.38.

To know more about compound interest follow

https://brainly.com/question/24924853

#SPJ2

ASAP ASAP ASAP
simplified the expression 6^8/6^10 select all that apply brainly

Answers

Answer:

1,679,616/60,466,176

Step-by-step explanation:

=0.02777777777

I need help please ASAP

Answers

ANSWER

angle A, CAB, BAC

what is the answer? pls help

Answers

Answer:

m = undefined

Step-by-step explanation:

m = 9 - 6 / 5 - 5

m = 3 / 0

m = undefined

Answer:

undefined

Step-by-step explanation:

Because x is constantly 5, it is a straight line going up and down. This type of graph has an undefined slope.

please help thank you​

Answers

Answer:

C

Step-by-step explanation:

just plug in 3 to x and solve

Answer is 8

f(x)=3x-1
substitute x with 3
f(3)=3(3)-1
f(3)=9-1
f(3)=8

Paula knits hats. The number of hats h she can knit varies directly with the amount of yarn (y) in yards she has. The constant of proportionality is 42. Write an equation to represent the relationship between the number of yards of yarn Paula has and the number of hats she can knit.

Answers

Answer:

y=42 or h=y/42

Step-by-step explanation:

Then the constant would be the number of yards of yarn required for each hat

Choose the inequality that Caroline's hair is
7 inches long and grows about 1/5 inch each month. Trinity's hair is 10 inches long and
grows about 1/10 inch each month. How many months will it take for Caroline's hair to be
at least as long as Trinity's hair?*

Answers

Answer:

  7 +1/5x ≥ 10 +1/10x . . . . . lower left picture of those shown here

Step-by-step explanation:

Caroline's hair length in inches can be expressed as ...

  c = 7 + 1/5x . . . . after x months

Trinity's hair length in inches can be expressed as ...

  t = 10 + 1/10x . . . . after x months

When Caroline's hair is at least as long as Trinity's, we have ...

  [tex]c\ge t\\\\\boxed{7+\dfrac{1}{5}x\ge 10+\dfrac{1}{10}x}[/tex]

7. |-7) - 131 =
a. - 4
b. 4
C. 10
d. - 10​

Answers

Answer:

Step-by-step explanation:

If the question is - 7 - 131 = - 138

A pair of shoes costs $70.00. How much will the customer pay after 7% sales tax is added to the purchase?

Answers

Answer:

4.9

Step-by-step explanation:

70.00x7%=4.9

Five added to six times
a number w is the same
as the quotient of 32
and w.

Answers

Answer:

6w + 5 = 32/w

Step-by-step explanation:

6 times w = 6w

add 5 = 6w + 5

quotient = division = 32/w

what's the simplified form of this expression? 3-[-2/3 x (7 +2) =11]
what steps do you need to do to complete to get the right answer?
Please show your work so that I can learn how to do it.

Answers

Answer:

x = 4/3

Step-by-step explanation:

6. You earn 8% commission on sales. What is the commission if the sales
were as follows. 4 items at $1200,7 items at $650; 7 items at $600, and 6
items at $450? (no commas)*

Answers

Answer:

The total commission is=$1300

Step-by-step explanation:

The commission rate is a fixed number that applies to all the sales made by a salesperson. In our problem, the fixed commission rate is 8%, and the sales were as follows:

4 items at $1200 for a total of $4800. The commission is:

8% of 4800 = 0.08*4800 = $384

7 items at $650 for a total of $4550. The commission is:

8% of 4550 = 0.08*4550 = $364

7 items at $600 for a total of $4200. The commission is:

8% of 4200 = 0.08*4200 = $336

6  items at $450 for a total of $2700. The commission is:

8% of 2700 = 0.08*2700 = $216

The total commission is: $384+$364+$336+$216=$1300

The total commission is=$1300

Holly has 38 pecans. She has 5 friends coming to visit. If Holly and her five friends each eat an equal number of pecans, about how many pecans will each person eat?

Answers

Answer: The answer is 6.3

A wall measures 2 meters 30 centimeters in width.

What is the width of the wall in millimeters?
A:0.0023 mm

B:0.23 mm

C:2.3 mm

D:2,300 mm

Answers

Answer:

The answer is D

Step-by-step explanation:

1 meter = 1,000 millimeters

1 centimeter = 10 millimeters

2 meters = 2,000 millimeters

30 centimeters = 300

2,000+30=2,300

Answer: D. 2,300

Step-by-step explanation:

There is 1000 millimeters in a meter which gets you 2000 plus the 30 centimeters. 30 centimeters is equal to 300 millimeters because for every centimeter its 10 millimeters. Add the 2000 to the 300 and get 2300 millimeters.

James and Rhea went out for a picnic. James ate 3/8 of a pizza. Rhea ate ¼ of the pizza. What fraction of pizza did they eat altogether?

Answers

Answer:

1/2

Step-by-step explanation:

Two functions are shown below

f(x)=6x+3
g(x)=3x-2
What is the product of f(3) and g(-4)​

Answers

Answer:

-294

Step-by-step explanation:

f(3) = 6(3) + 3

f(3) = 18 + 3

f(3) = 21

g(-4) = 3(-4) - 2

g(-4) = -12 - 2

g(-4) = -14

f(3) * g(-4) = 21 * -14 = -294

Hope this helps!

Answer:

a. -294

Step-by-step explanation:

f(x)=6x+3

f(3)=6(3)+3

f(3)= 18 +3

f(3)= 21

g(x)=3x-2

g(-4)=3(-4)-2

g(-4)=-12-2

g(-4)=-14

21 x -14 = -294

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