Answers
Answer:
Step-by-step explanation:
Part b: Find the length of the sidewalk. The walk is the hypotenuse of a right 30-60-90 triangle with horizontal side 2√3. Using the 30° angle as the reference angle, we get the following from the definition of the cosine function:
cos 30° = adj / hyp, or:
√3 2√3
------- = --------
2 hyp
This simplifies to
1 2
-------- = -------
2 hyp
Cross multiplying results in: hyp = 4. The sidewalk length is 4 miles.
a. The width of the park can be found using the sine function, the now-known hypotenuse and the 30° angle:
1 opposite side
sin 30 degrees = ----- = ------------------------- or 2(opp side) = 4.
2 4
Then the opp side, which is the width of the park, is 2.
Related Questions
Does this graph represent a function?
Answers
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Answers
Answer:
layers 2 cubes in each layer 3 2x3=6
Step-by-step explanation:
Object B has a mass of 10kg. Object b collides with another object. If the momentum of object b after collision is 18kg•m/s18kg.m/s, its volocity is_____m/s
Answers
Answer:
Step-by-step explanation:
Identify the figure below select two names that apply
Answers
Answer:
quadrilateral and parallelogram
Step-by-step explanation:
since it has 4 sides and 4 angles it is quadrilateral and since there are two sets of parallel lines connected and each pair has different lengths, it should be parallelogram
HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP
Answers
Answer:
Answer
Step-by-step explanation:
The answer is d because if you at 17 to 197 you'll get 203
2. A square had a side length of 5x units. A triangle has side lengths of 5x, (4x+14), and (5x+4) units, For what value of x, will the square and triangle have the same perimeter?
A 2
B 4
C 5
D 3
Answers
Answer:
Step-by-step explanation:
for the square, it's got 4 sides so
4(5x) = 5x + 4x+14 +5x + 4
20x = 14x +18
6x = 18
x = 3
answer D looks good
Inflation is at a rate of 7% per year. Today jennas favorite bread costs $3.79 what would it have cost 10 years ago?
Answers
DO u need the percetage or the price?Step-by-step explanation:
The Brooklyn Bridge has towers that reach a height of 276 feet above
the water level. The foundation is 78 feet below the water level. What
is the distance from the top of the towers to the foundation?
Answers
Answer:
354
Step-by-step explanation:
276+78
354
HELP GEOMETRY PLEASE !!!!
Answers
Answer:
∅ = 37°
Step-by-step explanation:
cos ∅ = adj/hyp = 4/5 = 0.8
∅ = 37°
12
у
8
Value of y in the triangle
Answers
6
(hope this helped) branliest will be appreciated as well
A satellite is at a distance of 1.3776 x 108 feet from the center of Earth. There are approximately
3,280 feet in a kilometer. What is the distance in kilometers between the satellite and the center of Earth?
Write your answer in scientific notation.
Enter only your answer in the space provided.
Answers
Answer:4.2 x 10^4 your welcome
Step-by-step explanation:
Neeedd helps no links plzzz this is math plzzz help 20 points
Answers
Answer:
y=-2x-8.5
Step-by-step explanation:
what is the slope and y-intercept of y= -8x - 9
(easy question, easy points)
Answers
Answer:
slope = -8
y-intercept = -9
Step-by-step explanation:
Answer: slope -8, y-intercept- (0,-9)
Step-by-step explanation:
Luke surveyed his friends to see how many minutes it takes each of them to get to school in the moming. The results are in the list below.
6, 11, 14, 4, 8, 8, 10, 9, 14
What is the mean of the data? (Round to the nearest tenth if necessary)
Answers
Answer:
9.3
Step-by-step explanation:
The real answer is 9.33333 but I did as you said and rounded to the nearest tenth.
I got this answer by adding up 6, 11, 14, 4, 8, 8, 10, 9, 14 and I got 84. Then I divided 84 by 9 and got 9.33333.
Sorry if I'm wrong.
Please mark me as Brainliest.
The temperature in a freezer is set at -18°C. The temperature in a
refrigerator is 210 warmer. Should the temperature of the refrigerator be
represented by a positive integer or negative integer? Explain your
reasoning.
Answers
Answer:
Positive
Step-by-step explanation:
refrigerator is 210, so it positive.
Please help I will give you 20 points again
Answers
Y=X^2
Y=X^2-7
7 is in place of vertical shifts up or down
-vertical shift is down
Find the outcome of picking a
random month of the year and a
random day of the week. What is
the likelihood of it being a Monday
in March?
Answers
MARKING BRAINLIST PLEASE HELP TYSM!!
Answers
Answer:
20 2/3
Step-by-step explanation:
I did the math and it is right
If $500 is invested at 8% annual interest, how much will be in the account after 3 years if it's compounded quarterly?
Answers
Answer:
FV= $634.12
Step-by-step explanation:
Giving the following formula:
Initial investment (PV)= $500
Number of periods (n)= 3*4= 12 quarters
Interest rate (i)= 0.08/4= 0.02
To calculate the future value, we need to use the following formula:
FV= PV* (1 + i)^n
FV= 500*(1.02^12)
FV= $634.12
Please help me I need help NO LINKS
LINKS =REPORT
PLEASE
PLEASE
PLEASE
Has nothing to do with the top one I just can’t edit
THANK YOU FOR THE PEOPLE WHO HELP
Answers
Answer:
I'd say A is the correct answer. There's a chance I'm wrong but I don't think so
Answer:
B.
b + t = 15
2b + 3t = 45
Hope it helps!
In Richmond, Chloe ordered $40 worth of sushi. She knew that when the bill came, she would need to pay Richmond sales tax for 5% and would want to leave a 20% tip on the original $40. including tax and tip, How much did Chloe meal cost?
Answers
Answer:
$50
Step-by-step explanation:
Given data
Cost of sushi= $40
Tax= 5%
Tip= 20%
Let us find the amount of the tax and the tip
Tax
=5/100*40
=0.05*40
=$2
Tip
=20/100*40
=0.2*40
=$8
Hence the total amount paid is
=40+2+8
=$50
Answer:
$50
Step-by-step explanation:
To avoid confusion, we can solve for the sales tax and the tip separately.
Tip
Original Bill x 20%Original Bill x 1/5$40 x 1/5$8Tax
Original Bill x 5%Original Bill x 1/20$40 x 1/20$2Total
Original Bill + Tip + Tax$40 + $8 + $2$50Select the TWO numbers that are solutions to the equation x2 = 49.
A. 49
B. 7
C. -49
D. 2
E. -7
Answers
Answer:
x = ±7
x=7, -7
Step-by-step explanation:
x^2 = 49
Take the square root of each side
sqrt(x^2) = sqrt(49(
x = ±7
What number is a square root of 1 ?
Answers
Answer:
1 is the square root of 1.
Hope that helps! :)
Step-by-step explanation:
30 months =
years
months
Answers
Answer:
2.5 years/2 years 6 months
Step-by-step explanation:
Half year = 6 months
One year = 12 months
Two years = 24 months
30-24=6 months
2 Years + 6 months = 2.5 years/30 months/2 years 6 months
1) You had $22 to spend on three pencils. After buying them you had $16. How much did each
pencil cost?
1
Answers
Answer:
$2
Step-by-step explanation:
22-16=6
You spend 6 dollars
6/3= 2
You spent $2 on each pencil
What is the value of (-5)^4?
Answers
Answer:
625
Step-by-step explanation:
Which describes the correlation shown in the scatterplot? 6 5 4 3 2 1 0 1 2 3 3 4 4 5 6
Answers
Answer:
There is a negative correlation in the data set
Step-by-step explanation:
B
The correlation between the variables as shown is a negative correlation.
What is a scatter plot?
A scatter plot is a plot or graph that shows the association between two variables. It can be used to ascertain the correlation between variables at a glance.
Hence, we can see from the scatter plot as shown in the image attached to the question that the correlation between the variables as shown is a negative correlation.
Learn more about scatter plot: https://brainly.com/question/2764328
4/3 (3.14) (8.5^3)
≈ 2571.13
= 2571. 1
Its says its wrong. What did I did wrong?
Answers
Answer: 4/3 (3.14) (8.5^3) = 771341/ 300 = 2571 41/ 300 ≅ 2571.1366667 this is what i got when i did it
Step-by-step explanation:
Your hourly rate of pay= $12.00 and overtime rate is time and a half (1 1/2).
Use the above time card:
Please help!
Answers
*** 7. Sam and Sue have only nickels and
dimes. Sue has 35€. Sam has the same number of
dimes as Sue has nickels, and he has half as many
nickels as Sue has dimes. How many nickels does
Sue have?
Answers
Answer:
there no photo so I cant answer without seeing it