The area of the sidewalk in square feet is 56 square ft if the sidewalk that is 2 feet wide surrounds a rectangle that is 4 feet by 6 feet.
What is a rectangle?It is defined as two-dimensional geometry in which the angle between the adjacent sides is 90 degrees. It is a type of quadrilateral.
It is defined as the area occupied by the rectangle in two-dimensional planner geometry.
The area of a rectangle can be calculated using the following formula:
Rectangle area = length x width
It is given that:
A sidewalk that is 2 feet wide surrounds a rectangle that is 4 feet by 6 feet.
As we know,
The area of the rectangle = length x width
First, the area of the rectangle = 4x6 = 24ft²
If you draw it out, you get that the area = (4 + 2 + 2)(6 + 2 + 2)
= 8x10
= 80 square ft
The sidewalk area:
= 80 - 24 = 56 square ft
Thus, the area of the sidewalk in square feet is 56 square ft if the sidewalk that is 2 feet wide surrounds a rectangle that is 4 feet by 6 feet.
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una vaca da 65 litros de leche en 4 días ¿cuantos litros debe dar en 16 días?si su producción es constante.
proporcionalidad
Answer:
1040 litros de leche
Step-by-step explanation:
65 x 16 =1040
The cow will give 260 liters of milk in 16 days.
What is Equation Modelling?
Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.
We have a cow that gives 65 liters of milk in 4 days.
Assume that it gives [x] liters of milk in 16 days.
Now, in 4 days, it gives 65 liters of milk.
Then, in 1 day she would give (65/4) liters of milk.
Then, in 16 days -
x/16 = 65/4
x = (65 x 16)/4
x = 65 x 4
x = 260 liters
Therefore, the cow will give 260 liters of milk in 16 days.
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[Refer to the question statement translated into english below -
A cow gives 65 liters of milk in 4 days, how many liters should it give in 16 days? If its production is constant.
Refer to the solution in the Spanish language below -
Tenemos una vaca que da 65 litros de leche en 4 días.
Suponga que da [x] litros de leche en 16 días.
Ahora, en 4 días da 65 litros de leche.
Luego, en 1 día daría (65/4) litros de leche.
Luego, en 16 días -
x/16 = 65/4
x = (65 x 16)/4
x = 65 x 4
x = 260 litros
Por tanto, la vaca dará 260 litros de leche en 16 días.
]Please help me w this
Answer: the answer will be 0.5
Step-by-step explanation:
√139/22≈ 0.5
Answer:
0.6
Step-by-step explanation:
=0.591607978~0.6
Me need help with this
Answer:
The area of the shaded region is 240 ft.
Step-by-step explanation:
Area Formula: A = L * H
First, find the area of the WHOLE shape. (300 = 25 * 12)
Next, find the area of the WHITE section. (60 = 5 * 12)
Lastly, subtract the area of the entire shape to the area of the white section. (300 - 60 = 240)
Your final answer should be 240 ft. Hope this helps! :D
Solve for X.
1 + 4.5x + 4.9x = -8.4
Please Show work
Answer:
-1
Step-by-step explanation:
1+4.5x+4.9x=-8.4
4.5x+4.9x=-8.4-1
9.4x=-9.4
x=-9.4/9.4
x=-1
Answer:
x = 0.78723404
Step-by-step explanation:
divide each number by the numbers that don't contain x
⚠️❗️⚠️❗️⚠️❗️10 POINTS PLEASE HELP ASAP I NEED THE ANSWER TO THE PROBLEM ANSWERED BELOW ⚠️❗️⚠️❗️⚠️❗️
What is the area❓ No links or troll answers you’ll be reported
Answer:
70
Step-by-step explanation:
4*10= 40
3*10=30
40+30=70
Answer:
70
Step-by-step explanation:
First find the area of the bottom rectangle
13 -10 = 3
A = 3*10 = 30
Then find the area of the top rectangle
A = 10 *4 = 40
Add the areas together
30+40= 70
Question 7(Multiple Choice Worth 3 points)
(06.05 LC)
What is a reasonable estimate for the equation 8.1 ÷ 2 = ________?
3
4
5
6
Answer:
4
Step-by-step explanation:
8.0,8.1,8.2,8.3...........
8÷2=4
It's actually 4.1 or by rounding off its 4.
We can prove this because 8÷2=4, so, 8.1÷2=4.1
Or 4.
Hope it helps you... pls mark brainliest if it helps you
Which of the following is NOT an arithmetic sequence?
Answer:
2,4,8,16,32
Step-by-step explanation:
Arithmetic sequences are when a number is added constantly. An example will be 1,2,3,4,5.
In this case, the answer is 2,4,8,16,32 because it is multiplied not added. Therefore, this is the correct answer.
If this helps please mark as brainliest
Which algebraic expression represents the difference of fifty four and seven times a number
Four lines are shown in the graph below.
Which line has the slope with greatest value?
so
Step-by-step explanation:
you divide 1 by 2 then time the denominator by 69
Answer:
So B has the greatest value of slope.
Step-by-step explanation:
A has a negative slope, so A is out.
B, C and D all have positive slopes.
B has a greater slope than C, so C is out.
B has a finite slope, and D has a "slope" of infinite, but much of the time it does not count, because we do not make calculations with infinite slopes, and infinity is not a number (value).
So B has the greatest value of slope.
Which correctly shows how to use the GCF and the distributive property to find an expression equivalent to 8 + 48? 4 (2 + 6) 4 (8 + 6) 8 (1 + 6) 8 (2 + 6)
Help Please!!!!!!!!!!
Step-by-step explanation:
Area = πr²
2) 11² x 3.14 = 379.94
3) 3² x 3.14 = 28.26
4) 5² x 3.14 = 78.5
5) 6.5² x 3.14 = 132.665
6) 7.2² x 3.14= 162.7776
help i can't do this and i rather not fail math
Answer:
(0,5)
Step-by-step explanation:
c'mon just watch a totorial it's easy.
Please help me with this im pretty confused ?
Answer:
a=6
Step-by-step explanation:
Since this is a right triangle, we can use the Pythagorean theorem
a^2 + b^2 = c^2 where a and b are the legs and c is the hypotenuse
a^2 + 8^2 = 10^2
a^2 + 64= 100
a^2 +64-64 = 100-64
a^2 = 36
Take the square root of each side
sqrt(a^2) = sqrt(36)
a = 6
Answer:
a = 6
The length of side a is 6.Step-by-step explanation:
According to the question,
Using Pythagorean theorem
( a )² + ( b )² = ( c )²
Where, a and b are the base and c is the length of hypotenuse.( a )² + ( 8 )² = ( 10 )²
evaluate the exponent
a ² + 64 = 100
subtract 64 from each side
a ² + 64 - 64 = 100 - 64
a ² = 36
Take the square root of each side
√a² = √36
a = 6
Write the radio 5:15 in a percentage
Answer:
Step-by-step explanation:
Step-by-step explanation:
5:15
=1/3
=0.333
=33.3%
its a very simple question... wanna get brainliest. if so answer this ..
Did I colored the parts correct ... should the denominator be 4 instead of 2..???
PLS HELPPP ASAP
Determine if triangle RST and triangle UVW are or are not similar, and, if
they are, state how you know. (Note that figures are NOT necessarily drawn to
scale.)
Answer:
They are similar.
Step-by-step explanation:
They have same angles.
Triangle =180°
49+82+49=180
Maggie's brother is 7 years younger than twice her age. The sum of their ages is 32.
How old is Maggie?
Maggie is
years old
Answer:
Let M = Maggie's age
B = Brother's age
Then M + B = 32
B = 2M - 7
Then M + 2M - 7 = 32
3M= 39 = 13
M= 13
Maggie is 13.
Step-by-step explanation:
Brainly?
Jailah’s age is 5 years less 1/4 her grandfather's age. Jailah is 12 years old. how old is Jailah’s grandfather
Answer:
Solution given:
let age of Jailah be x and grandfather's age be y
according to the question
x=¼y-5.....(1)
x=12...........(2)
Now substituting value of x in equation 1
12 =¼y-5
12+5=¼y
17=¼y
doing crisscrossed multiplication
17*4=y
y=68
Jailah’s grandfather is 68 years old.
Find the next three terms of the sequence 80, –160, 320, –640, . . .
1,280, –2560, 5120
–880, 1040, –880
–640, 1280, –2560
–1280, 2560, –5120
Answer:
890
Step-by-step explanation:
i hope this helped
Answer:
1,280, –2560, 5120
Step-by-step explanation:
I got it right on grandpoint.
A biologist is studying the growth of a particular species of algae. She writes the fall inclusion to show the radius of the algae, f(d), in mm, after d days: f(d)=5(1.02)^d
Part A- When the biologist concluded her study, the radius of the algae was approximately 6.34mm. What is a reasonable domain to plot the growth function
Part B- What does the y-intercept of the graph of the function f(d) represent?
Part C- what is the average rate of change of the the function f(d) from d=4 to d=11, and what does it represent?
Answer:
Part A)
A reasonable domain to plot the growth function is:
[tex]0\leq d \leq 12[/tex]
Part B)
The y-intercept represents that when the biologist started her study, the radius of the algae was five millimeters.
Part C)
The average rate of change from d = 4 to d = 11 was about 0.11. This means that from the 4th day to the 11th, the radius of the algae grew, on average, at a rate of 0.11 mm per day.
Step-by-step explanation:
The radius of the algae f(d) in millimeters after d days is given by the function:
[tex]f(d)=5(1.02)^d[/tex]
Part A)
We know that the radius of the algae was approximately 6.34 mm when the biologist concluded her study. To find the reasonable domain, we can substitute 6.34 for f(d) and solve for d. Therefore:
[tex]6.34=5(1.02)^d[/tex]
Divide both sides by five:
[tex](1.02)^d=1.268[/tex]
Take the log of both sides with base 1.02:
[tex]\displaystyle d=\log_{1.02}1.268[/tex]
Using the Change of Base Property, evaluate for d:
[tex]\displaystyle d=\frac{\log 1.268}{\log 1.02}=11.9903...\approx 12[/tex]
So, the biologist concluded her study after 12 days.
Therefore, a reasonable domain to plot the growth function is:
[tex]0\leq d\leq 12[/tex]
Part 2)
The y-intercept of the function is when d = 0. Find the y-intercept:
[tex]f(0)=5(1.02)^{(0)}=5(1)=5[/tex]
Since d represent the amount of days after the study had begun, the y-intercept represents the radius of the algae on the initial day.
So, when the biologist started her study, the radius of the algae was five millimeters.
Part 3)
To find the average rate of change for a nonlinear function, we find the slope between the two endpoints on the interval.
We want to find the average rate of change of f(d) from d = 4 to d = 11.
Find the endpoints:
[tex]f(4)=5.4121...\text{ and } f(11)=6.2168...[/tex]
And find the slope between them:
[tex]\displaystyle m=\frac{f(11)-f(4)}{11-4}=0.1149...\approx 0.11[/tex]
Since f(d) measures millimeters and d measures days, this tells us that, on average, the radius of the algae grew by about 0.11 mm per day from the 4th day to the 11th day.
help quickly, please!
Answer:
x^2+22x+121
Step-by-step explanation:
(x)^2+2*x*11+11^2
=x^22x+121
If a truck travels for 3 hours, how many miles will it travel? __ miles
Answer:
You need to know the miles per hour they are going to find out this answer.
Answer:
There is no speed. With the information that you have given us, it could be said that the truck could be traveling at any speed, and therefore, could have gone any distance. Please provide more details.
Which polynomial is represented by the algebra tiles?
2x2 – 4x – 6
2x2 + 4x + 6
–2x2 – 4x – 6
–2x2 + 4x + 6
to answer this question i think its dez
please help me on this.
9514 1404 393
Answer:
growthdomain: all real numbersrange: y > -7y-intercept: (0, -6)asymptote: y = -7Step-by-step explanation:
The parent function f(x) = a^x has a domain of all real numbers, a range of y>0, a y-intercept of 1, and an asymptote of y=0. It is a growth function for a>1, a decay function for 0<a<1.
Here, you have a=4, and the value -7 has been added. That addition translates the graph downward 7 units, so you have ...
a growth functiondomain: all real numbersrange: y > -7y-intercept: -6asymptote: y = -7Solve the equation on the
interval [0,2pi)
3 sin x = sin x + 1
Answer:
hi how are you
Step-by-step explanatio
https://socratic.org/questions/how-do-you-solve-sqrt3cosx-sinx-1-in-the-interval-0-360#333481
(05.02 MC)
The figure below shows a line graph and two shaded triangles that are similar
4
-15-12-
30
9 12 15
Which staternent about the slope of the line is true?
Olt is throughout theane.
It is-3 throughout the line.
The slope from point o to point A is one-third times the slope of the line from point A to point B.
The slope from point o to point A is three times the slope of the line from point A to point B.
Answer:
The first option
Step-by-step explanation:
slope is -2/6
I.e. -1/3
You invest $1800 in an account at 2% per year simple interest. The equation
that represents this scenario is:
A(n) = 1800 + (n - 1)(0.02.1800)
How much will you have in the account in year 5? Round your answer to the
nearest dollar. A. $1944 b. 1980 c. $1836 d. $3240
the answer is in the picture
How important is career success to you
Answer:
By having a career goal, you can start to manage your career. You can assess where you are so you know when the time is right to make your next move. That means you can ensure you're ready for change by planning what training and skills you need as well as taking time to develop your profile.
Answer:
By having a career goal, you can start to manage your career. You can assess where you are so you know when the time is right to make your next move. That means you can ensure you're ready for change by planning what training and skills you need as well as taking time to develop your profile
PLEASE HELP CIRCLE THEOREMS
Answer:
90degree because of O is center of circle and mAB come from radius
Step-by-step explanation:
complete this statement: 16a^2x^2+20a^2x+12a^2 = 4a^2 (____)
Answer:
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Step-by-step explanation:
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