Step-by-step explanation:
Rectangle: A quadrilateral with four right angles; a rectangle is a type of parallelogram. Square: A quadrilateral with four congruent sides and four right angles; a square is both a rhombus and a rectangle. Trapezoid: A quadrilateral with exactly one pair of parallel sides (the parallel sides are called bases)
- Describe another scenario in which you would use a ratio.
Answer:
[Not enough information, but I will make a scenario]
If there is a scenario where there is a bag, 4 red marbles and 12 green marbles. The ratio of red to green will be 4:12, or 1:3
Step-by-step explanation:
1x²- 16x = 20 is mg questions
The solutions to the equation 1x² - 16x = 20 are x = 8 + 2√21 and x = 8 - 2√21.
To solve the quadratic equation 1x² - 16x = 20, we need to rearrange it into the standard form ax² + bx + c = 0. Let's simplify the equation step by step:
1x² - 16x = 20
First, move all terms to one side of the equation:
1x² - 16x - 20 = 0
Now we have a quadratic equation in the standard form. To solve it, we can use factoring, completing the square, or the quadratic formula. In this case, factoring may not be straightforward, so let's use the quadratic formula:
x = (-b ± √(b² - 4ac)) / (2a)
For our equation, a = 1, b = -16, and c = -20. Substituting these values into the quadratic formula:
x = (-(-16) ± √((-16)² - 4(1)(-20))) / (2(1))
Simplifying further:
x = (16 ± √(256 + 80)) / 2
x = (16 ± √336) / 2
x = (16 ± √(16 * 21)) / 2
x = (16 ± 4√21) / 2
Simplifying:
x = 8 ± 2√21
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17,000 / 100
( / divided )
Answer:
The answer is 170
PLEASE MARK ME BRAINIIEST PLEASE AND THANK YOU
Step-by-step explanation:
Determine the simple interest. (The rate is an annual rate unless otherwise stated. Assume 360 days in one year.)
p= $375, r = 9.5%, t = 60 days
The simple interest is $ ____
(Round to the nearest cent as needed.)
if there are 360 days in 1 year, then 60 days is 60/360 = 1/6 of a year.
\(~~~~~~ \textit{Simple Interest Earned} \\\\ I = Prt\qquad \begin{cases} I=\textit{interest earned}\\ P=\textit{original amount deposited}\dotfill & \$375\\ r=rate\to 9.5\%\to \frac{9.5}{100}\dotfill &0.095\\ t=years\dotfill &\frac{1}{6} \end{cases} \\\\\\ I=(375)(0.095)(\frac{1}{6})\implies I\approx 5.94\)
What is the equation of the line that passes through the point ( --3.1) and has a slope of ?
We are going to use the linear equation y= mx + b with the point (-3, 1) and a slope m=4/3.
y= mx + b
1= 4/3*(-3) + b (Replacing the values)
1 = -4 + b (Multiplying fractions)
1 + 4 = b (Adding 4 to both sides of the equation)
5=b (Adding)
The answer would be:
y = 4/3*x + 5
What is the distance of this line segment?
Answer:
5 studs (3^3)
(3^3) = 5
Step-by-step explanation:
Solve for x |x| = 4
Answer:
x = 2
Step-by-step explanation:
You want the value of x that satisfies x|x| = 4.
DomainThe absolute value function splits the domain of the equation into two parts.
For x < 0, the equation is ...
x(-x) = 4
x² = -4
There are no real solutions in this domain.
For x ≥ 0, the equation is ...
x² = 4
x = √4 = 2
The only solution is x = 2.
__
Additional comment
In the attachment, we have rewritten the equation to ...
x|x| -4 = 0
The graphing calculator readily identifies x-intercepts, so this is a convenient way to find the solution. You will notice that for x < 0, the graph is of -x²-4, which is never zero.
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HELP PLEASEEE!! THIS IS HARD
Answer: 672m³
Step-by-step explanation:
V= LxWXH
=14 * 8 * 6
=672
Answer:
672
Step-by-step explanation:
To find the volume of a rectangular prism, you multiply each side of the cube. This means that you will multiply any 2 factors such as 8x6 to get 48. Then you multiply 48 by 14, the last factor. 48x14=672 our is proven to be 672. Hope this helps you. Keep in mind it is almost like finding the area of a square but because it is 3D, you multiply 3 factors instead of 2 and the "area" is called volume.
The circumference of a circle is 15π centimeters. What is the area of the circle in terms of π?
Answer: 7.5²π square centimeters. OR 56.25π cm²
Step-by-step explanation:
Circumference = diameter × π
So the diameter is 15 cm
Area = πr²
Radius is half the diameter, so 15/2 or 7.5
Area = (15/2)²π cm²
If the zeros of a quadratic functions are -2 and 4, which graph could represent the function? A. A parabola declines from (negative 3 point 1, 10) through (negative 3, 8), (negative 2, 0), (negative 1, negative 4), (1, negative) and rises through (2, negative 8), (3, negative 4), (4, 0), (5, negative 6), and (5 point 5, 10). B. A parabola declines from (negative 5 point 8, 10), (negative 5, 7), (negative 4, 0), (negative 8, negative 2), (negative 1, negative 8 point 4) and rises through (2, 0), (3, negative 6) and (3 point 9, 10). C. A downward open parabola rises from (negative 6 point 2, negative 10), (negative 5 point 2, negative 6), (negative 4, 0), (negative 3, 1) and declines through (negative 1 point 4, negative 2), (1, negative 4), (0, negative 8), and (0 point 5, 10). D. A downward open parabola rises from (negative 0 point 5, negative 10), (0, negative 8), (1, negative 4), (2, 0), (3, 1), and declines through (5, negative 4), (6, negative 8), and (6 point 5, negative 10) on the x y coordinate plane.
Option A. The only graph that could represent the function with the zeros of -2 and 4 is the graph is : A parabola declines from (negative 3 point 1, 10) through (negative 3, 8), (negative 2, 0), (negative 1, negative 4), (1, negative) and rises through (2, negative 8), (3, negative 4), (4, 0), (5, negative 6), and (5 point 5, 10).
How to determine the graphThe zeros of a quadratic function are the x-values where the function equals zero (where it crosses the x-axis). In this case, you mentioned that the zeros of the function are -2 and 4.
Looking at the provided options:
A. This graph crosses the x-axis at (-2, 0) and (4, 0), which are indeed the zeros of the function. Therefore, this could be a possible representation of the function.
B. This graph crosses the x-axis at (-4, 0) and (2, 0). These are not the zeros given for the function (-2 and 4), so this graph is not a possible representation of the function.
C. This graph crosses the x-axis at (-4, 0), but it never crosses at x=4. Instead, it crosses at x=2. Therefore, this is not a possible representation of the function.
D. This graph crosses the x-axis at (2, 0), but does not cross the x-axis at x=-2. Therefore, this is not a possible representation of the function.
So, the only graph that could represent the function with the zeros of -2 and 4 is the graph provided in Option A.
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need all the answers please
Theoretical probability refers to the probability of an event based on a mathematical calculation or a theoretical model. It is calculated by dividing the number of favorable outcomes by the total number of possible outcomes.
On the other hand, experimental probability is the probability of an event based on actual observations or experiments. It is calculated by conducting multiple trials of the same experiment and recording the number of times the event occurs. The experimental probability is then calculated by dividing the number of times the event occurs by the total number of trials.
How to calculate the probabilityThe theoretical probability of rolling a sum of 4 is:
= 3/36
= 1/12,
This can be calculated by finding the number of ways to get a sum of 4 (which is 3: 1+3, 2+2, 3+1) out of the total number of possible outcomes (which is 36 since there are 6 possible outcomes on the first die and 6 possible outcomes on the second die).
The theoretical probability of rolling a sum of 7 is 6/36 or 1/6, which can be calculated by finding the number of ways to get a sum of 7 (which is 6: 1+6, 2+5, 3+4, 4+3, 5+2, 6+1) out of the total number of possible outcomes (which is 36 since there are 6 possible outcomes on the first die and 6 possible outcomes on the second die).
The theoretical probability of rolling a sum of 9 is 4/36 or 1/9, which can be calculated by finding the number of ways to get a sum of 9 (which is 4: 3+6, 4+5, 5+4, 6+3) out of the total number of possible outcomes (which is 36 since there are 6 possible outcomes on the first die and 6 possible outcomes on the second die).
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of the following fractions which is 50% greater than 3/7
Answer:
9/14
Step-by-step explanation:
3/7 + 50%×3/7 =
= 3/7 + 1/2×3/7
= 3/7 + 3/14
= 6/14 + 3/14
= 9/14
The required fraction which 50% grater than 3/7 is 9/14.
Fraction to determine that 50% grater than 3/7.
Fraction of the values is number represent in form of Numerator and denominator.
Here, fraction = 50% grater than 3/7
= 1.5 x 3/7
= 4.5/7
= 45/70
= 9/14
Thus, The required fraction which 50% grater than 3/7 is 9/14.
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Review the graph.
On a coordinate plane, a circle has center (4, 0) and radius 4. Another circle has center (2, negative 3) and radius 6. The area inside of the first circle and outside of the second circle between the 2 circles is shaded.
Which system of inequalities is shown in the graph?
36 > (x + 3)2 + (y – 2)2 and 16 > (x – 4)2 + y2
36 > (x – 2)2 + (y + 3)2 and 16 > (x – 4)2 + y2
36 < (x + 3)2 + (y – 2)2 and 16 > (x – 4)2 + y2
36 < (x – 2)2 + (y + 3)2 and 16 > (x – 4)2 + y2
Answer:
36 < (x - 2)² + (y + 3)² and 16 > (x - 4)² + y²
Step-by-step explanation:
This is because the shaded area is inside the first circle (centered at (4, 0) with a radius of 4) but outside the second circle (centered at (2, -3) with a radius of 6). The inequalities reflect these conditions by setting the inequality signs accordingly. The inequality with "<" for the first circle ensures that the shaded area is within the circle, and the inequality with ">" for the second circle ensures that the shaded area is outside the circle.
Please answer this properly
Answer:
1. Fraction = 0.36, 36% and 36/100
Write the following expression. The quantity 81 minus 5k, squared
Answer:
81-25k²
Step-by-step explanation:
We need to write the expression for "The quantity 81 minus 5k, squared".
Square of any number x is given by x².
Square of 5k is given by : (5k)²= 5²×k²=25k²
Now subtract 25k² from 81.
It means we get : 81-25k². It is required expression.
What are the angle measures?
Answer:
m1 - 120
m2 - 60
m3 - 60
m4 - 60
m5 - 30
A triangle is 180 degrees. An equilateral triange's angles are all the same.
hi im doing homework i hate i-ready so yea can someone answer this please?
Weight of Omar after 4 weeks is 9.4375 pounds.
What is Unit Conversion?The same attribute is expressed using a unit conversion, but in a different unit of measurement.
For instance, time can be expressed in minutes rather than hours, and distance can be expressed in kilometres, feet, or any other measurement unit instead of miles.
Given:
Weight of Omar at the time of birth = 8 pound 3 ounces
Weight gained by Omar in 4 weeks = 5 × 4 = 20 ounces
New weight of Omar
= (8 lb 3 ounces) + 20 ounces
= 8 lb + 23 oz
As, we know 16 ounces = 1 pound
23 ounces = 1.4375 pound
Now, total weight of Omar after 4 weeks = 8 lb + 23 oz
≈ 8 lb + (1.4375) lb
≈ 9.4375 pounds
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pls answer all this questionsd the process pls I nee
answers
I Rs 624000
ii rs 1164
iii rs 10476
The salary structure is explained in the answer below.
Given that the monthly salary of Swarnima is Rs 48,000, she is eligible fir 1% income tax,
She also pays in CIT and receives 10% back in income tax,
Her annual income = 48,000 × 12 = Rs 5,76,000
So, income tax to be paid by her = 5,76,000 × 10% = 5,76,000 × 0.1
= Rs 57,600
Now, since pays in CIT and receives 10% back =
57,600 × 10% = Rs 5760
Therefore, she receives Rs 5760 after paying income tax.
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megan feeds her dog 1/2 cup of food each morning and each evening. how much food does she feed him in a 7 day week
Answer:
7 cups
Step-by-step explanation:
1/2 * 2 times per day * 7 days per week = 7
what are the answers for the table
Answer:
X-intercepts: -1 and 3
Y-intercepts: 3
Vertex: (1, 4)
Axis of Symmetry: y= -1x + 3x + 4 (I think this is right it might not be and im sorry if it isnt).
Step-by-step explanation: Hope this helps even a little bit <33
How do you write 3.9 × 100 in standard form?
raul wants to know if reading a book or watching a movie has a lower cost per minute the book Costs $15 and takes Raul 200 minutes to read the movie costs 14 and takes Raul 2 hours and 39 minutes to watch does the book or the movie have a lower cost per minute
The book has a lower cost per minute than the movie.
To find the cost per minute of the book, we divide the cost by the number of minutes:
cost per minute of book = $15 / 200 minutes = $0.075 per minute
To find the cost per minute of the movie, we need to convert the time to minutes.
2 hours and 39 minutes is equal to:
2 hours x 60 minutes/hour = 120 minutes
39 minutes = 39 minutes
Total minutes = 120 + 39 = 159 minutes
cost per minute of movie = $14 / 159 minutes = $0.088 per minute
Therefore, the book has a lower cost per minute than the movie.
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Two angle measures in a triangle are 47° and 43°. What type of triangle is it?
obtuse
right
isosceles
acute
Answer: A right triangle
Step-by-step explanation:
what is 26 x4 hurry ii need it nowwwww
the answer is 104 hope it helps
What is the null hypothesis/ alternative hypothesis…….
The null hypothesis and alternative hypothesis are discussed below.
What is research hypothesis?A research hypothesis is a statement of expectation or prediction that will be tested by research.
Given is the null hypothesis and alternative hypothesis.
Null Hypothesis is the claim that no difference or relationship exists between two sets of data or variables being analyzed. In statistical hypothesis testing, the alternative hypothesis is one of the proposed proposition in the hypothesis test. In general the goal of hypothesis test is to demonstrate that in the given condition, there is sufficient evidence supporting the credibility of alternative hypothesis instead of the exclusive proposition in the test (null hypothesis)Therefore, the null hypothesis and alternative hypothesis are discussed above.
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Anyone please please answer (30points)
Answer:
Look in explanation
Step-by-step explanation:
for each k(x) value, plug the x into the given equation
-4: 1/2 (-4) -1 = -2-1=-3
all are solved this way
-2: -2
0: -1
2: 0
4: 1
ordered pair will be (x, (k(x))
for example (-4, -3)
do this for all other points
slope can be found by taking the change in y over change in x
so -2- -4 divided by -2 - - 3 = 2/1 = 2
slope = 2
hope that makes sense
find the lenght of XY if W is between X and Y, WX= 38 and WY = 16.
Answer:
XY = 54
Step-by-step explanation:
You are solving for the length of XY, in which it is given that W is in between point X and point Y. So essentially the line segment would be like XWY.
It is given to you that line segment WX is 38, and line segment WY is 16.
Set the equation:
WX + WY = XY
Plug in the corresponding numbers to the corresponding terms:
38 + 16 = XY
XY = 38 + 16
XY = 54
54 is your length for XY.
~
Answer:
XY=54
Step-by-step explanation:
--x------------------------w------------------------Y--
38 16
To find XY you would add WY and WX because they are both in the line XY, if that makes sense.
XY=WX+WY
XY=38+16
XY=54
Hope this helped!!!
-7x+y=-19
8x-8y=8
What is the answer
Solve the inequality for x.
4 − 4x < 16
x < −3
x > −3
x > 3
x < 3
Answer:
x > -3
Step-by-step explanation:
4 - 4x < 16
- 4x < 16 - 4
- 4x < 12 (note that both can be divided by -4)
x > -3
That's the final answer.
AND if you're co fused about why the sign changed, you should always remember this
• ALWAYS change the inequality sign when you divide (÷) or multiply (×) by a negative numberBy negative num I mean any number that starts with a minus for example -2, -3, -5, -100
I NEED A SERIOUS ANSWER. THANK YOU!!
I really hope this helped you. If it did, could u plz mark me as brainliest?