The first angle in a triangle is three times that of a second angle. The second angle is two times that of the third angle. The ratio of the angles in the triangle is 1:2:3.
Define angle.When two rays are joined at one point, they produce the geometric shape known as an angle. The vertex is the shared point between the two rays, which are known as the arms or sides of the angle. When two rays meet at a point, they make an angle. An "angle" is the term used to describe the "opening" between these two rays, and it is symbolised by the symbol. Angles are typically expressed as 60°, 90°, etc. and are measured in degrees.
Given,
A first angle of let x
2x = 2nd angle
3x = 3rd angle
Angle sum = 180
x + 2x + 3x = 180
6x = 180
Dividing,
x = 30°
2x = 2(30)
2nd angle = 60
3x = 3(30)
3rd angle = 90
30°, 60°, and 90° are the three angles.
Ratio 1:2:3
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1. Find the length of the side indicated.
6
9.1
?
Answer:
10.9
Step-by-step explanation:
\(a^2+b^2=c^2\)
\(9.1^2+6^2=c^2\)
\(82.81+36=c^2\)
\(c^2=118.81\)
\(c=\sqrt{118.81} =10.9\)
A rectangular hallway is 4.5 meters wide and has an area of 51.75 square meters. What is the length of the hallway, in meters?
Answer:
11.5 meters
Step-by-step explanation:
Since width x length = area, and area/width = length, we divide 51.75 by 4.5 and get 11.5 meters.
Hope this helps :)
Answer:
a x 4.5 = 51.75
a = 51.75 ÷ 4.5
a = 11.5
Answer 11.5m
x2+10x+=()2
step by step
The value of the expression x² + 10x, when x = 2 is 24.
In the expression x² + 10x, x represents a variable, which is a placeholder for a value that can change. We are given that x = 2, which means we substitute 2 for x in the expression:
x² + 10x = 2² + 10(2)
Here, 2² means 2 raised to the power of 2, which is 2 multiplied by itself: 2² = 2 x 2 = 4.
10(2) means 10 multiplied by 2, which is 20.
So we can substitute these values in the expression:
x² + 10x = 2² + 10(2)
= 4 + 20
= 24
Therefore, when x is equal to 2, the value of the expression x² + 10x is 24.
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The complete question:
Evaluate the expression x² + 10x, when x = 2.
Team A ships six times as many packages as Team B and one third as many as Team C. If Team C ships 287,450 packages, how many packages does Team B ship.
Answer:
95816.2222
Step-by-step explanation:
you divide 2874500 by 3
The number of packages that Team B ships is 15969
We make use of the following representations
\(A \to\) Team A
\(B \to\) Team B
\(C \to\) Team C
From the first statement in the question
\(A = 6B\) ---- 6 times as many as B
From the second statement
\(A =\frac{1}{3}C\) ---1/3 as many as C
From the third
\(C = 287450\) ---- packages by team C
To calculate the number of packages by team B,
Substitute \(C = 287450\) in \(A =\frac{1}{3}C\)
\(A = \frac{1}{3} * 287450\)
\(A = \frac{287450}{3}\)
Next, we calculate the number of packages by team A by substituting \(A = \frac{287450}{3}\) in \(A = 6B\)
\(\frac{287450}{3} =6B\)
Make B the subject
\(B = \frac{287450}{3*6}\)
\(B = \frac{287450}{18}\)
\(B = 15969\) -- approximated to the nearest whole number
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First accurate answer gets brainliest
Answer: \(20x^2 + 47x+24\)
Step-by-step explanation:
We just multiply the values on the edges like we are finding the area of a square, L * L = area.
4x * 5x = 20x^2
4x * 8 = 32x
3 * 8 = 24
3 * 5x = 15x
Next add the answers together
20x^2 + 47x + 24
Answer:
option 3
Step-by-step explanation:
you need to times (4x+3) by (5x+8)
so you basically need to expand the brackets and collect like terms
(6 *8 )* 3 = 6 *( 8 * 3) is an example of what property
Answer:
Example of commutative property of multiplication
Step-by-step explanation:
A cylinder has a height of 5 feet. Its volume is 1,570 cubic feet. What is the radius of the cylinder? Use ≈ 3.14 and round your answer to the nearest hundredth.
The radius of the cylinder is equal to 10 feet.
How to calculate the volume of a cylinder?In Mathematics and Geometry, the volume of a cylinder can be calculated by using the following formula:
Volume of a cylinder, V = πr²h
Where:
V represents the volume of a cylinder.h represents the height of a cylinder.r represents the radius of a cylinder.By substituting the given parameters into the formula for the volume of a cylinder, we have the following;
V = πr²h
1,570 = 3.14 × r² × 5
1,570 = 15.7r²
r² = 1,570/15.7
r² = 100
Radius, r = √100
Radius, r = 10 feet.
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To pay for a home improvement project that totals $20,000, a homeowner is choosing between two different credit card loans with an interest rate of 9%. The first credit card compounds interest quarterly, while the second credit card compounds monthly. The homeowner plans to pay off the loan in 10 years.
Part A: Determine the total value of the loan with the quarterly compounded interest. Show all work and round your answer to the nearest hundredth. (4 points)
Part B: Determine the total value of the loan with the monthly compounded interest. Show all work and round your answer to the nearest hundredth. (4 points)
Part C: What is the difference between the total interest accrued on each loan? Explain your answer in complete sentences. (2 points)
Please only responded if you know how to do it, will give the brainiest to however answers it correctly
The total value of the loan with quarterly compounded interest is approximately $45,288.38, while the total value of the loan with monthly compounded interest is approximately $45,634.84. The difference in total interest accrued is approximately $346.46.
Part A: To determine the total value of the loan with quarterly compounded interest, we can use the formula for compound interest:
A = P(1 + r/n)^(nt),
where:
A is the total value of the loan,
P is the principal amount (initial loan amount),
r is the interest rate (in decimal form),
n is the number of times interest is compounded per year,
and t is the number of years.
Given:
P = $20,000,
r = 9% or 0.09,
n = 4 (quarterly compounding),
t = 10 years.
Substituting the values into the formula, we have:
A = 20000(1 + 0.09/4)^(4*10).
Calculating this value, we find:
A ≈ $45,288.38.
Therefore, the total value of the loan with quarterly compounded interest is approximately $45,288.38.
Part B: To determine the total value of the loan with monthly compounded interest, we follow the same formula but with a different value for n:
n = 12 (monthly compounding).
Substituting the values into the formula, we have:
A = 20000(1 + 0.09/12)^(12*10).
Calculating this value, we find:
A ≈ $45,634.84.
Therefore, the total value of the loan with monthly compounded interest is approximately $45,634.84.
Part C: The difference between the total interest accrued on each loan can be calculated by subtracting the principal amount from the total value of each loan.
For the loan with quarterly compounding:
Total interest = Total value - Principal
Total interest = $45,288.38 - $20,000
Total interest ≈ $25,288.38.
For the loan with monthly compounding:
Total interest = Total value - Principal
Total interest = $45,634.84 - $20,000
Total interest ≈ $25,634.84.
The difference between the total interest accrued on each loan is approximately $346.46.
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Question 6 Which describes a number that would be plotted to the left of zero on a number line?
A driving 8 miles away from home
B descending to 52 feet above sea level С temperature falling to 2 degrees above zero
D subtracting $6.23 from an account balance of $5.23 ©2021 Illuminate Education, Inc.
Answer:
D subtracting $6.23 from an account balance of $5.23
Step-by-step explanation:
Numbers to the left of 0 on the number line are negative. The values in options A–C are all positive.
Subtracting more from an account than the account has in it (option D) will result in a negative balance. That value will be plotted left of 0 on the number line.
The area of a trapezoid is A=1/2h(b+B). Solve the formula for the height h. What is the height if the area is 200 feet, the length of the smaller base b is 10 feet, and the length of the Larger base B is 15 feet?
Would appreciate if who ever solves it will show how they got the answer
Answer:
The height of a trapezoid is 16Reasoning:
200=1/2h(10+15)
400=h(25)
16=h
I hope this helped and good luck!
At a large high school, the favorite colleges for students to go on to are Floral College, Expanding University, Disco Tech, and Reform Institute. Of the students who go to one of these, 40% go to Floral, 25% to Expanding, 20% to Disco, and 15% to reform. According to the records of those colleges, 75% of Floral entrants graduate, 60% of Expanding entrants graduate, 80% of Disco entrants graduate, and only 40% of Reform entrants graduate.
a)A student from this high school will be going to one of these favorite colleges, but you do not know which one. What is the probability that student will graduate from the college chosen?
b)A few years later in a Bigbucks coffee shop you meet a student from this high school who entered one of the favorite colleges. She tells you she dropped out. What is the probability she went to Expanding University?
a) The probability that student will graduate from the college chosen is 75%
b) The probability she went to Expanding University is 80%
The term probability refers the possibility of happening the particular event.
Here we have given that a large high school, the favorite colleges for students to go on to are Floral College, Expanding University, Disco Tech, and Reform Institute. Of the students who go to one of these, 40% go to Floral, 25% to Expanding, 20% to Disco, and 15% to reform. According to the records of those colleges, 75% of Floral entrants graduate, 60% of Expanding entrants graduate, 80% of Disco entrants graduate, and only 40% of Reform entrants graduate.
And we need to find the following.
a) The probability that student will graduate from the college chosen
Through the given question, we have identified the values as, the only college in the given list is Floral College that has the graduation percentage as 75%.
b) The probability she went to Expanding University,
Here we have identified that the probability given for Expanding university is 80%, so, the probability for she went to that particular 80%
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what is the distance of 53 yards square
Answer:
477 square foot
Step-by-step explanation:
cause yea
The diameter
of the Earth is 1.3 × 10 km.
The diameter of the Moon is 3.5 × 10 km.
The diameter of the Sun is 400 times greater
than the diameter of the Moon.
How many times smaller is the diameter of
the Earth than the diameter of the Sun
Earth's diameter is 0.0092 times less than the sun's diameter.
Ratio, in math, is a time period this is used to examine or greater numbers. It is used to indicate how large or small a sum is in comparison to another.In a ratio, portions are as compared the use of division. Here the dividend is referred to as the `antecedent' and the divisor is referred to as the 'consequent'. For example, in a collection of 30 people, 17 of them opt for to stroll within side the morning and thirteen of them favor to cycle. We use the ratio formulation whilst evaluating the connection among numbers or portions. The popular shape of representing a ratio of among portions say 'a' and 'b' is a: b, that's examine as 'a is to b'.The Diameter of Earth = 1.3 * 10⁴ km
The Diameter of Moon = 3.5 * 10³ km
Let the diameter of sun be x km
According to the question
The diameter of the sun is 400 times that of the moon.
x = 400 * 3.5 * 10³ km
= 14 * 10⁵ km
The Diameter of earth / diameter of sun
= 1.3 * 10⁴ / 14 * 10⁵
= 0.0092
Hence, The diameter of the Earth is 0.0092 times that of the Sun.
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Help me please!!! 20 points
Answer:
x=4, y =5
Step-by-step explanation:
there's no factorization involved, just elimination and substitution. First subtract equation 1 and 2. The x's cancel out and you get y by itself and can solve for it. Then plug the value of y into equation 2 and solve for x and you get it. (In my picture I put value of y in equation 1 but your question asks for putting it in equation 2 so do that instead)
What is 52:18 simplified
26: 9
Step-by-step explanation:
52:18 = 52/18
\( \frac{52}{18} = \frac{26}{9} \)
CAN SOMEBODY JUST ANSWER THE CORRECT ONE COME ON
Answer:
(n-2)180
Step-by-step explanation:
Write the null and alternative hypotheses for the following example. Determine if the example is a case of a two-tailed, a left-tailed, or a right-tailed test.
(a) To test if the mean time a customer has to wait on the phone to speak to a representative of a mailorder company about unsatisfactory service is more than 12 minutes.
(b) To test whether or not a bank's ATM is out of service for an average of more than 10 hours per month
(c) To test if the mean credit card debt of college seniors is less than $100
(d) To test if the mean time a customer has to wait on the phone to speak to a representative of a mail-order company about unsatisfactory service is more than 12 minutes
Answer:
Kindly check explanation
Step-by-step explanation:
(a)
H0 : μ = 12
H1 : μ > 12
This is a right tailed test ; the alternative hypothesis has a greater than sign, difference between sample and population mean value will be positive.
(b)
H0 : μ = 10
H1 : μ > 10
This is a right tailed test ; the alternative hypothesis has a greater than sign, difference between sample and population mean value will be positive.
(c)
H0 : μ = 100
H1 : μ < 100
This is a left tailed test ; the alternative hypothesis has a less than sign, difference between sample and population mean value will be negative.
(d)
H0 : μ = 12
H1 : μ > 12
This is a right tailed test ; the alternative hypothesis has a greater than sign, difference between sample and population mean value will be positive.
15
25
15
23
15
23
17
21
21
19
15
a.) The standard deviation is(round to two decimal places)
b.) The variance is(round to one decimal place)
c.) The range is
What is the largest three-digit number divisible by 5, 6, and 21?
Answer:
840
Step-by-step explanation:
You can divide by 5 and get 168
840/6 = 140
840/21 = 40
Answer:
The largest 3 digit number divisible by 5, 6, & 21 is 840.
find the length of the missing sides round answers to the nearest tenth
Answer:
x= 9.37
y = 17.69
Step-by-step explanation:
in order to find the answer, use the trigonometries.
First finding x which is tan(32) = x/15
x = tan(32)15
and Y is cos(32) = 15/y
y = 15/cos(32)
I hope this helps
ing needs 3 cups of milk to make 30 cookies. How many ounces of milk would he need to make 120 cookies?
Answer:
12 cup of milk.
Step-by-step explanation:
if 3 cups of milk can make 30 cookies it means 1 cup of milk can make 10 cookies then for 100 cookies we need 10 cup of milk and 30 more means 3 more so answer is 12
15 students went for a treat, 6 of the students got cookies what percent got cookies
Answer:
the percent that got cookies is 45
Step-by-step explanation:
I'm too lazy so here's the picture
Ax^2+bx+c=2(x-1)(2x+3)+(x^2-4x+2)
The quadratic form ax² + bx + c for the given set of factors is 5x² - 2x - 4.
How do we determine the quadratic equation (ax^2+bx+c) from a given set of factors?The quadratic equation that takes the form ax^2+bx+c can be determined from a given set of factors by applying the rule:
a + (b + c) = a + b + cLet us expand the eqaution: 2(x-1) (2x+3)
Ax^2+bx+c = 2(x-1) (2x+3) + x^2-4x+2So, we have:
2(x - 1)(2x + 3) ⇒ 4x² + 2x - 6.
= 4x² + 2x - 6 + x² - 4x + 2
Now, let us group like terms, we have:
= 4x² + x² + 2x - 4x - 6 + 2
= 5x² - 2x - 4
Therefore, we can conclude that the quadratic form ax² + bx + c for the given set of factors is 5x² - 2x - 4.
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Solve:
y = 4x
y = 19 - x
Answer:
15 is the answerof this question
What is the range of possible sizes for side x?
Answer:
Your answer is
1/2 <x<8
as per triangular rules
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If the graph passes the horizontal-line test, then the function is one-to-one. Functions that are one-to-one have inverses that are also functions. Therefore, the inverse is a function. Compare your response to the sample response above. What did you include in your explanation? a reference to the horizontal-line test a statement that the function is one-to-one the conclusion that the inverse is a function
Based on the sample response given, the statements included in the explanation on the horizontal line test are:
a reference to the horizontal-line test.a statement that the function is one-to-one. inverse is a function.What is the horizontal-line test?The horizontal line test is used to not only find out if a graph has an inverse function, but also if that inverse is also a function itself.
To pass the horizontal line test, the function has to be one-to-one which means that a horizontal line can intersect the graphed function at one point in all places. If this happens, then there is an inverse and the inverse itself is a function.
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While scuba diving, Rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. What expression can be used to find Rajeev’s new position?
12.6 – 8.7
–12.6 – 8.7
–12.6 – (–8.7)
12.6 – (–8.7)
Answer:
the answer is 16/20 feet oooooooooooo
5. Preimage
A(-4,4)
B(-1,2)
C(-4,1)
Image
A'(4,4)
B' (2, 1)
C’(1,4)
Use coordinate notation to write the rule that maps each preimage to its image.
The notation to write the rule that maps each preimage to its image will be rotation about the origin.
What is a transformation of a shape?A point, line, or geometric figure can be transformed in one of four ways, each of which affects the structure and/or location of the object.
From before the refers to the object's initial condition, and Picture, after transformation, refers to the object's ultimate structure and location.
Rotation does not change the shape and size of the geometry. But changes the orientation of the geometry.
If the geometry is rotated, then there is no change in angles.
Preimage Image
A(-4,4) A'(4,4)
B(-1,2) B' (2, 1)
C(-4,1) C’(1,4)
From the diagram, we can conclude that the notation to write the rule that maps each preimage to its image will be rotation about the origin.
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OZ
Find 4 consecutive odd integers such that the sum of the first and the last is the same as 9 less than the third
9514 1404 393
Answer:
-11, -9, -7, -5
Step-by-step explanation:
Let x represent the third of the odd integers. Then the first is (x -4) and the last is (x +2). We are told their sum is ...
(x -4) +(x +2) = x -9
2x -2 = x -9
x = -7 . . . . . . . . . . add 2-x
The integers are -11, -9, -7, -5.
please answer as SOON AS POSSIBLE
An exponential expression with base 25 and a single, simplified exponent is \((25)^{-28}\)
What is an exponent?In Mathematics, an exponent simply refers to a mathematical operation that is typically used in conjunction with an algebraic expression in order to raise a quantity to the power of another.
Generally speaking, an exponent is represented by the following mathematical expression;
bⁿ
Where:
the variables b and n are numerical values (numbers) or an algebraic expression.n is referred to as a superscript or power.By applying the law of indices for powers of the same base number, we have the following:
\((25^7)^{-4}=(25)^{7 \times -4}\\(25)^{7 \times -4}=(25)^{-28}\)
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