Answer:
<1 = 107.5 degrees
<2 = 72.5 degrees
Step-by-step explanation:
<1 = x
<2 = x -35
x + x - 35 = 180
2x = 180+35
x = 215/2
x = 107.5
<1 = 107.5
<2 = 72.5
Use the AA Similarity Theorem and a protractor, if necessary, to demonstrate how the triangles in the given pair are similar. Show your
work.
It’s telling me to write in the box below
The AA Similarity Theorem states that if two angles of one triangle are congruent to two angles of another triangle, then the two triangles are similar.
How to explain the triangleIn the given pair of triangles, the two angles at the base of the triangles are congruent. This is because the two triangles are both right triangles, and the right angle is congruent in both triangles. Therefore, the two triangles are similar
We can also use the fact that the ratio of the corresponding sides in two similar triangles is equal to the ratio of the corresponding angles in the two triangles. In the given pair of triangles, the ratio of the corresponding sides is 1:1. This is because the two triangles are both right triangles, and the hypotenuse of a right triangle is always longer than any of the other sides. Therefore, the two triangles are similar.
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Tony Romano is self employed. His annual adjusted earnings are $58,238.74. How much does he need to pay for Medicare tax (2.9%) ?
Since Tony is self-employed, he will have to pay all of the tax himself.
Take his adjusted earnings times the tax rate
58238.74 * 2.9%
58238.74 * .029
1688.92346
Rounding to the nearest cent
1688.92
Which is a graph of y = -2x+ 3?
Answer: the one on the top right
Step-by-step explanation:
Match each term with its definition
Macroeconomics
microeconomics
supply
demand
The study of individual economic behavior, including how consumers and firms make decisions ____
The amount of goods and services produced ____
The amount of goods and services consumed ____
The study of an economic system including its gdp unemployment rate and inflation ______
Microeconomics - The study of individual economic behavior, including how consumers and firms make decisions
Supply - The amount of goods and services produced
Demand - The amount of goods and services consumed
Macroeconomics - The study of an economic system including its gdp unemployment rate and inflation
if v²=u²+2gs, find te value of s when v = 25 , u = 12 and g = 10
The value of s for the given value is 24.05.
Given is an equation v² = u²+2gs, we need to find the value of s if v = 25, u = 12 and g = 10,
So,
25² = 12² + 2(10)s
625 = 144 + 20s
20s = 481
s = 24.05
Hence the value of s for the given value is 24.05.
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NEED HELP WILL GIVE BRAINLIEST
Area of circle with radius OP is ______ cm^2
Area of circle with radius AD is ________ cm^2
Area of circle with radius BC is _________ cm^2
Area of the shaded region is __________ cm^2
Circumference of the circle with center B is ________ cm
Give you answer as a completely simplified exact value in terms of pi
Area of Circle having radius OP = 4 cm: 50.27 cm²
Area of Circle having radius AD = 1 cm: 3.14 cm²
Area of Circle having radius BC = 2 cm: 12.57 cm²
Area of the shaded region: 34.56 cm²
Circumference of the circle with center B: 12.57 cm
Area and Circumference of a CircleArea = πr²
Circumference = 2πr, where r = radius.
Area of Circle having radius OP = 4 cm:
Area = π(4)² = 50.27 cm²
Area of Circle having radius AD = 1 cm:
Area = π(1)² = 3.14 cm²
Area of Circle having radius BC = 2 cm:
Area = π(2)² = 12.57 cm²
Area of the shaded region:
Area = 50.27 - (3.14 + 12.57)
Area = 34.56 cm²
Circumference of the circle with center B, having radius of 2 cm:
Circumference = 2π(2) = 12.57 cm
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Discuss 02 dissociation curve details.
The dissociation curve is a graphical representation of the relationship between the fractional saturation of hemoglobin (Y-axis) and the partial pressure of oxygen (X-axis) under specific conditions. It provides important information about the binding and release of oxygen by hemoglobin.
The dissociation curve for hemoglobin exhibits a sigmoidal (S-shaped) shape. At low partial pressures of oxygen, such as in tissues, hemoglobin has a low affinity for oxygen and only binds a small amount. As the partial pressure of oxygen increases, hemoglobin's affinity for oxygen increases, resulting in a rapid increase in the binding of oxygen molecules. However, once the hemoglobin becomes nearly saturated with oxygen, the curve levels off, indicating that further increases in partial pressure have minimal effects on oxygen binding.
To calculate the fractional saturation of hemoglobin at a given partial pressure of oxygen, you can use the Hill equation:
Y = [O2]^n / ([O2]^n + P50^n)
Where:
Y is the fractional saturation of hemoglobin,
[O2] is the partial pressure of oxygen,
P50 is the partial pressure of oxygen at which hemoglobin is 50% saturated,
n is the Hill coefficient, which represents the cooperativity of oxygen binding.
To determine the P50 value experimentally, the partial pressure of oxygen at which hemoglobin is 50% saturated, you can plot the dissociation curve and identify the point where the curve reaches 50% saturation.
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A circle has a center at A (-3,4) and radius of 4 units. What is the equation of the circle? Show work!
Answer:
The equation of the circle is (x+3)^2 + (y-4)^2 = 16.
Step-by-step explanation:
The equation of a circle can be calculated if the center and the radius are known. The equation of a circle is given by (x-h)² + (y-k)² = r²
Where (h, k) = center coordinates and r = radius.
Solve this system of equations.
3x + 4y = 36
y = 1/2x+8
Answer:
Step-by-step explanation:
3x + 4(1/2x + 8) = 36
3x + 2x + 32 = 36
5x + 32 = 36
5x = 4
x = 4/5
y = 1/2(4/5) + 8
y = 4/10 + 80/10
y = 84/10 = 42/5
(42/5, 4/5)
Given:
\(3x + 4y = 36\\\\y = \frac{1}{2}x+8\)
To find:
x and y=?
Solution:
\(3x + 4y = 36.....................(a)\\\\y = \frac{1}{2}x+8.................(b)\)
In equation (b) multiply by 4 and then add by equation (a):
\(4y = \frac{4}{2}x+ 32\\\\ \to 2x-4y=-32\)
\(\to 3x + 4y = 36\)
\(+ \ \ \ +\ \ \ +\\\\\to 5x= 4\\\\\to x=\frac{4}{5}\\\\\)
Putting the value of x into the equation (b):
\(\to y = \frac{1}{2} \times \frac{4}{5}+8\\\\\to y = \frac{2}{5}+8\\\\\to y = \frac{2+40}{5}\\\\\to y = \frac{42}{5}\\\\\)
Therefore, the final answer is "\(\frac{4}{5}\ \ and\ \ \frac{42}{5}\)".
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Someone, please help me. 7th-grade math. 3 questions, you will get brainliest if correct
Answer:
126 in cubed. - pyramid
378 in cubed. - prism
Step-by-step explanation:
Volume for pyramid: 1/3(B)(h)
This pyramid 1/3(42)(9)
126 in cubed.
Volume for prism: B(h)
This prism: (42)(9)
378 in cubed.
2.) The cube's volume
length ⋅ width ⋅ height
6 ⋅ 7 ⋅ 9= 378The triangular prism's volume is
l⋅w⋅h/3
9x6x7= 378
378/3=
1263.)
H. 134.)
C.Ok so this is a question Im too dum to answer, please help :(
Answer:
6z^3 + 4z^2 + 5
Step-by-step explanation:
Combine like terms from each side of the expression.
(4z^3 + 2z^3) + (3z^2 + z^2) + (8 - 3)
6z^3 + 4z^2 + 5
ASAP!!!!!!!!! PLEASE help me with this question! This is really urgent! No nonsense answers please.
Answer:
Because <CBD is an inscribed angle and <CAD is a central angle with the same intercepted arc, m<CBD = 55°, or half of the measure of <CAD.
Step-by-step explanation:
The Inscribed Angle Theorem proves that an inscribed angle is half the measure of a central angle, if both the inscribed angle and the central angle intercepts the same arc.
Also, according to the inscribed angle theorem, an inscribed angle is ½ of the measure of the arc it intercepts.
Therefore, m<CBD is half of m<CAD, or half of the measure of the arc CD that they both intercept together.
Thus, m<CBD = 55°, which is ½ of m<arc CD.
m<arc CD = 110° = m<CAD.
m<CBD = ½ of m<CAD = 55°.
The statement that best describes the relationship between <CBD and <CAD is "Because <CBD is an inscribed angle and <CAD is a central angle with the same intercepted arc, m<CBD = 55°, or half of the measure of <CAD."
Using the quadratic equation to calculate [H3O+] in 0.00250 M HNO2, what are the values of a, b, c and x , where a, b, and c are the coefficients in the quadratic equation ax2+bx+c=0, and x is [H3O+]? Recall that Ka=4.5×10−4 .
Express a, b, c, and x numerically separated by commas.
the values of a, b, c, and x are:
\(a = 1, b = 0, c = -1.125×10^-6, x = 0.0015\)
The chemical equation for the dissociation of nitrous acid, HNO2, is:
HNO2 + H2O ⇌ H3O+ + NO2-
The acid dissociation constant, Ka, is given as Ka = [H3O+][NO2-]/[HNO2]. Since HNO2 is a weak acid, we can assume that its dissociation is small compared to its initial concentration. Therefore, we can assume that [HNO2] ≈ 0.00250 M and [NO2-] ≈ [H3O+], and substitute these values into the expression for Ka:
\(Ka = [H3O+]^2 / [HNO2]\)
\(4.5×10^-4 = [H3O+]^2 / 0.00250\)
Multiplying both sides by 0.00250, we get:
\(0.00250 × 4.5×10^-4 = [H3O+]^2\)
a = 1, b = 0, and c = -0.00250 × 4.5×10^-4 = -1.125×10^-6. Therefore, the quadratic equation is:
\(x^2 - 1.125×10^-6 = 0\)
Using the quadratic formula, we can solve for x:
\(x = [-b ± sqrt(b^2 - 4ac)] / (2a)\)
Substituting the values of a, b, and c, we get:
\(x = [0 ± sqrt(0 - 4(1)(-1.125×10^-6))] / (2(1))x = [± sqrt(4.5×10^-6)] / 2x = ± 0.0015\)
Since [H3O+] cannot be negative, the only valid solution is:
x = 0.0015
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Solve 9(t-7)=u for t
Show all solving steps.
Answer:
\(t =\frac{u}{9} +7\)
Step-by-step explanation:
\(9(t-7)=u\)
\(9t-63=u\)
\(9t = u+63\)
\(\frac{9t}{9} = \frac{u +63}{9}\)
\(t =\frac{u +63}{9}\)
\(t =\frac{u}{9} +7\)
Hope this helps you.
Let me know if you have any other questions :-)
Divide. Write fractions in the simplest form.
9) -4.2 ÷12
10) − 2 7 ÷ − 8 21
the table below does not represent a function why?
Answer:
Because X (10) repeats
Step-by-step explanation:
A function has no repeated X but here in your x variable 10 is there twice so therefore it is NOT a function
You can use the pencil test also in a graph, align your pencil vertically and see if there are multiple points that have the same X and if there isn't any repeated its a function.
Answer:
The function is a relation between two sets that associates to each element of the first set exactly one element of the second set.
We have x = 10 twice with different f(x) associated, 5 and 20.
If we plot those points they will be on same vertical line, thus the vertical line test is failed.
M +(5x 2xy = 6x + 9xy y−
I assume you want to simplify the expression: M + 5x + 2xy = 6x + 9xy - y
To do this, we can group the terms that contain the same variables together on each side of the equation. First, let's group the terms on the left-hand side:
M + 5x + 2xy = (5x + 2xy) + M
Now, let's group the terms on the right-hand side:
6x + 9xy - y = (9xy - y) + 6x
So the equation becomes:
(5x + 2xy) + M = (9xy - y) + 6x
Next, we can simplify both sides by combining like terms:
5x + 2xy + M = 9xy - y + 6x
Subtracting 5x and 2xy from both sides, we get:
M = 7xy - y + 1x
So the simplified equation is:
M = x(7y + 1) - y
Therefore, M is equal to x times the sum of 7y and 1, minus y.
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What are the six digit grid coordinates for spot elevation 210
Can you guys figure out the linear function for this table, please?
Answer:
y = 6x + 10
Step-by-step explanation:
This is because the slope is 6 and the y intercept is 10, therefore the answer is y = 6x + 10
Which choice is the solution to the inequality below?
X/13>1
A. x> 13
B. x > 0.08
C. x< 13
D. x> 1
The answer is:
x > 13Work/explanation:
To solve the inequality, multiply each side by 13.
This is done to clear the fraction on the left side and isolate x.
\(\bullet\phantom{333}\bf{\dfrac{x}{13} > 1}\)
\(\bullet\phantom{333}\bf{x > 1\times13}\)
\(\bullet\phantom{333}\bf{x > 13}\)
Therefore, the answer is x > 13.Random groups of 25 graduates of a school of nursing were asked the
starting annual salary for their first nursing job after graduation. The sampling
variability was low. If the average salaries of several of the groups were close
to $67,000, which of these is least likely to be the average salary of another of
the groups?
Answer:
$77,000
Step-by-step explanation:
does someone know the answer?
Answer:
I think it is the last answer.
Step-by-step explanation:
There can only be one vertex.
What is the solution for x?
5
16
5
Please help me
Answer:
do you have a equation to go with x?
Step-by-step explanation:
Jennifer made these measurements on ABC,BC must be-?
Answer:
between 10 and 12
Step-by-step explanation:
Given the measure of angles:
m∠B = 70°
m∠C = 60°
m∠A = 50°
We know m∠B = 70° because the sum of interior angles in a triangle is equal to 180°.Following this information, since the side lengths are directly proportional to the angle measure they see:
Angle B is the largest angle. Therefore, side AC is the longest side of the triangle since it is opposite of the largest angle.
Angle C is the smallest angle, so the side AB is the shortest side.
Therefore, side BC must be between 10 and 12 inches.
A family buys a studio apartment for 120,000. They pay down payment of 18,000.
A. Their down payment is what percent of the purchase price?
B. What percent of the purchase price would a 48,000 down payment be?
Answer:
EZ
Step-by-step explanation:
A. 15 Percent
B. 40 Percent
Answer:
A) 15% B) 40%
Step-by-step explanation:
Which fraction model represents 5x2/3
Answer:
Option D.
Option D shows five circles that are 2/3 filled.
Percent time, i guess!
Answer:
24%
Step-by-step explanation:
please mark me brainiest hope this helps
The percentage of the shape that is orange is 24%.
How to find the percentage?
To get the percentage of the shape that is orange, we need to find the quotient between the number of orange squares and the total number of squares, and multiply that by 100%.
There are 50 squares in total.There are 12 orange squares.Then the percentage of the shape that is orange is:
P = (12/50)*100% = 24%
Then we can conclude that 24% of the shape is orange.
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A lawn sprinkler located by a driveway is set to rotate 180° and project water 15 feet. What is the area of the lawn that is being watered? Round your answer to the nearest tenth of a square foot
Answer:
353.4 square feet
Step-by-step explanation:
radius = 15 feet
Area of circle = pie x r^2
(but this is a semi circle as its 180 degrees so half it)
(pie x 15^2) / 2 = 353.429
353.4
Can please tell the answer
Answer:
24
Step-by-step explanation:
120 x 0.20 = 24
what three things should you accomplish in the process of determining the credibility of evidence
In the process of determining the credibility of evidence, three key things that should be accomplished are: evaluating the source, assessing the reliability of the information, and considering potential biases or conflicts of interest.
When assessing the credibility of evidence, it is important to first evaluate the source. This involves examining the expertise, authority, and reputation of the individual or organization providing the evidence. A credible source is one that has relevant qualifications, experience, and a history of accurate and reliable information.
Next, it is crucial to assess the reliability of the information itself. This includes examining the methods used to gather the evidence, checking for proper research methodology, and verifying that the data or facts presented are accurate and supported by valid sources. Reliable evidence is based on sound research and trustworthy data.
Lastly, it is essential to consider potential biases or conflicts of interest that may influence the evidence. This involves examining any possible motivations, affiliations, or financial interests that could introduce bias into the information being presented. Understanding the potential biases helps to evaluate the objectivity and integrity of the evidence.
By accomplishing these three tasks—evaluating the source, assessing reliability, and considering biases—the process of determining the credibility of evidence becomes more thorough and reliable, allowing for informed decision-making based on trustworthy and valid information.
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In the process of determining the credibility of evidence, there are three important tasks to accomplish:
Evaluate the source: Assessing the credibility of the source is crucial to determine the reliability of the evidence. Consider the expertise, reputation, and qualifications of the author or organization presenting the evidence. Investigate if they have a bias or potential conflicts of interest that could influence the reliability of the information. Look for reputable sources with a track record of accuracy and reliability.
Examine the methodology: Understanding the methodology used to collect or generate the evidence is essential. Evaluate whether the research design, data collection methods, and analysis techniques are appropriate and rigorous. Look for transparency in how the evidence was obtained, including the sample size, data sources, and potential limitations. A well-designed and well-executed methodology enhances the credibility of the evidence.
Consider corroboration: Corroborating the evidence with multiple independent sources can strengthen its credibility. Look for consistency and agreement among different sources or studies on the same topic. Cross-referencing information with reliable and diverse sources helps reduce the impact of potential biases and increases confidence in the evidence. Multiple sources supporting similar conclusions provide a more robust foundation for credibility.By evaluating the source, examining the methodology, and considering corroboration from multiple sources, you can make informed judgments about the credibility and reliability of the evidence.
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