Estimate the height of the tree 50 years after it was planted is 15.92 feet
How to Find the height of the tree?DBH (inches) × π = Estimated Age of Tree (years)
Let us Consider inches is X
X *3.14=50
X=50/3.14
X=15.92
sheet of paper :There is no need for math or other instruments!Shadows: Needs a tape measure, a level surface, discernible shadows, and simple mathematics.Pencil: A quick, rough estimate made with a pal and a pencil.The most precise tools are the clinometer or instruments. You can create your own clinometer using common classroom items. If you don't know when a tree was planted, it might be quite difficult to determine its age. However, an approximate estimation method based on the trunk's circumference can be used to determine the age of the tree.The International Society of Arboriculture (ISA) first presented this method, which is based on a straightforward calculation that use the tree's diameter at breast height (DBH), which is the tree's circumference.To learn more about to find height of the tree refer to:
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Find the slope and y-intercept of x+4x=-10
Evaluate each expression.5. -36.97. 13 +-28. -12-8
7) 13 + -2 = 13 + (-2) = 13 - 2 = 11
8) -12 - 8 = - (12 + 8) = - (20) = -20
What is the equation of the line that passes through the point (-3, 5) with a slope of 4?
y=4-7
O y-4x+17
O y= 4x+12
O y=47-17
o y = 4x+2
Answer:
y=4x+17
Step-by-step explanation:
y-b=m(x-a)
y-5=4(x--3)
y-5=4(x+3)
y-5=4x+12
y=4x+17
Dystopia county has three bridges. In the next year, the Elder bridge has a 18% the probability that exactly one of these bridges will collapse in the next year? (R x Additional Materials ollapse, the Younger bridge has a 6% chance of collapse, and the Ancient bridge has a 28% chance of collapse. What is final answer to four decimal places. Do not round intermediate calculations.)
The probability that exactly one of the bridges will collapse in the next year in Dystopia county is 0.2988 (rounded to four decimal places).
To calculate the probability of exactly one bridge collapsing, we need to consider the probabilities of each bridge collapsing and not collapsing. Let E, Y, and A represent the events of the Elder, Younger, and Ancient bridges collapsing, respectively.
The probability of exactly one bridge collapsing can be found by considering three cases:
Only the Elder bridge collapses: P(E) * P(Y') * P(A') = 0.18 * (1 - 0.06) * (1 - 0.28) = 0.18 * 0.94 * 0.72.
Only the Younger bridge collapses: P(Y) * P(E') * P(A') = 0.06 * (1 - 0.18) * (1 - 0.28) = 0.06 * 0.82 * 0.72.
Only the Ancient bridge collapses: P(A) * P(E') * P(Y') = 0.28 * (1 - 0.18) * (1 - 0.06) = 0.28 * 0.82 * 0.94.
Summing up the probabilities from these three cases gives the total probability of exactly one bridge collapsing: 0.18 * 0.94 * 0.72 + 0.06 * 0.82 * 0.72 + 0.28 * 0.82 * 0.94 ≈ 0.2988.
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Select the correct answer. What is the standard form of this complex number? 1 3 − − 4 A. 3 − 2 i B. 3 + 2 i C. 3 5 + − 2 5 D.
Answer:
A.
Step-by-step explanation:
Describe the long run behavior of f(x)=5(2)x+1:
As x→−[infinity], f(x) =
As x→[infinity], f(x) =
The long run behavior of the function f(x)=5(2)x+1 is that it approaches 1 as x approaches negative infinity and it approaches infinity as x approaches positive infinity.
The long-term behavior of the function f(x)=5(2)x+1 can be discovered by examining how the function behaves as x gets closer to negative and positive infinity.
As x→−[infinity], f(x) = 5(2)^ -∞+1 = 5(0)+1 = 1
As x approaches negative infinity, the value of the function approaches 1.
As x→[infinity], f(x) = 5(2)^ ∞+1 = 5(∞)+1 = ∞
As x approaches positive infinity, the value of the function approaches infinity.
As a result, the function f(x)=5(2)x+1 behaves in the long run in such a way that it approaches 1 as x approaches negative infinity and infinity as x approaches positive infinity.
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A water tank holds 944 gallons but is leaking at a rate of 5 gallons per week. A second water tank holds 1,180 gallons but is leaking at a rate of 9 gallons per week. After how many weeks will the amount of water in the two tanks be the same?
Answer:
59
Step-by-step explanation:
The equation is
944 - 5x = 1180 - 9x
Notice what is being said. You start with 944 gallons and take off 5 per week
You also start with 1180 gallons and take on 9 per week.
You want to know when the two are equal. The second tank is larger, but it leaks more. That's what's going to bring about equality.
Add 9x to both sides
944 - 5x + 9x = 1180
944 + 4x = 1180
Subtract 944 from both sides.
4x = 1180 - 944
4x = 236
Divide by 4
x = 236/4
x = 59 weeks
What's the product?
-5.5 x 0.021 =??
Answer:
\( - 5.5 \times 0.021 = - 0.1155\)
Answer:
-0.1155
Step-by-step explanation:
You just need to calculate it and that's it.
Use Theorem 7.1.1 to find Pifo). (Write your answer as a function of s.) f(t) = 3t4 (f(t)} =
Theorem 7.1.1 states that if the Laplace transform of a function f(t) is F(s), then the Laplace transform of t^n*f(t) is (-1)^n d^n/ds^n F(s).
Using this theorem, we have:
L{t^4f(t)} = (-1)^4 d^4/ds^4 L{f(t)}
= d^4/ds^4 L{3t^4}
= d^4/ds^4 (3/s^5) [Using L{t^n} = n!/s^(n+1)]
= 34!/s^9
= 72/s^9
Therefore, P(0) = L{t^4*f(t)}|s=0 = 72/0^9 = infinity (since division by zero is undefined).
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(x + 1 < 4) ∩ (x - 8 > -7).
The correct answer is x = 2
Inequality(x + 1 < 4) ∩ (x-8>-7)
Make x the subject in each case:
(x<4-1)(x>-7+8)
(x<3)∩(x>1)
If x<3, then x could be 2, 1, -1, etc.
If x>1, then x could be 2, 3, 4, etc.
Thus (x<3)∩(x>1) = 2
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Answer:
x = 2
Step-by-step explanation:
Hello!
We are looking at the intersection of two sets, or common values found between two sets of data.
We can solve for x on each side and find any common values between.
Find the Intersection\((x + 1 < 4) \cap(x - 8 > -7)\)\((x < 3)\cap(x > 1)\)\((x = 2, 1, 0, -1, -2...)\cap(x = 2, 3, 4, 5, 6...)\)\(x = 2\)As you can see, the intersection occurs at the common values. The only value that is common between the two sets is 2.
Therefore, the intersection of these sets is 2.
Sarah started collecting coins last year.
She already collected 58, when she received another 21 from her parents.
She is expecting to get 12 more for her birthday next week.
How many coins is she going to have at the end of next week if her expectation is right?
Answer:91 coins
Step-by-step explanation:You add them all together the numbers which are 58 and 21 and 12.It gives you 91 coins in total.
Hope it helps :)
Why is 13 a prime number?
Answer:
Step-by-step explanation: 13 is a prime number because Its only divisors are 1 and 13.
13 is a prime number because It can only be divided by 1 and 13.
What are prime numbers?
Prime numbers are natural numbers that are divisible by only 1 and the number itself. In other words, prime numbers are positive integers greater than 1 with exactly two factors, 1 and the number itself. Some of the prime numbers include 2, 3, 5, 7, 11, 13, etc. Always remember that 1 is neither prime nor composite. Also, we can say that except for 1, the remaining numbers are classified as prime and composite numbers. All prime numbers are odd numbers except 2, 2 is the smallest prime number and is the only even prime number.
First Ten Prime Numbers
The first ten prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29.
Now,
As 13 has only two factors, 1 and 13.
Hence,
It is a prime number.
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Evaluate 1/6+2/3 ASAP
Answer:
5/6
Step-by-step explanation:
Answer:
It is 5/6
Step-by-step explanation:
Hope that helped :)
Bruno is a manager at a factory that makes in-line skates. The
equation 200x – y + 500 = 0 relates y, the number of pairs of
skates the factory has in the warehouse and x, the number of
hours after Bruno starts his shift.
Show that the equation is a linear equation by writing
it in slope-intercept form. Show your work.
Answer:
Slope- intercept form y = 200 x + 500
Step-by-step explanation:
Given that the equation
200x - y + 500 = 0
where y, the number of pairs of skates the factory has in the warehouse, and x be the number of hours
The slope-intercept form
y = m x +C
Given equation 200x - y + 500 = 0
200 x + 500 =y
y = 200 x + 500
Slope of the equation m = 200 and y-intercept 'C' = 500
Mariz is n years old. Her father is 5 years more than twice her age. How old is her father?
If Maris is n years old and father is 5 years more than twice her age, then her father is 2n + 5 old
We know that Maris's age is n. Let's start by thinking about her father's age in terms of Maris's age.
We're told that Mariz's father is "5 years more than twice her age". So, we can start with twice Maris's age, which is 2n, and then add 5 to get the father's age.
In other words,
Father's age = 2 × Maris's age + 5
We can simplify this expression by substituting n for Maris's age
Father's age = 2n + 5
Therefore, Maris's father is 2n + 5 years old.
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Given STU and DEF , what is m∠E
Answer:
105
Step-by-step explanation:
by sss congruency we conclude that they are similar.
29+46=75
180-75=105
Jack cleans windows for extra income. He charges $3.00 for a main floor window and $5.00 for a second-story window. How much will he earn if he cleans a house with 7 main floor windows and 6 second-story windows?
Answer:
51
Step-by-step explanation:
$3 time 7 = $21
$5 time 6 =30
21+30 = $51
4. A piece of rope 94.2 inches long will enclose a circular child's wading pool.
What is the diameter of the pool?
Can somebody do a step by step explanation PleAse
Answer:
30 inches
Step-by-step explanation:
The circumference of a circle (the length around it) is equal to pi times the diameter.
C = πd
The circumference is 94.2 inches, so the diameter is:
94.2 in = πd
d ≈ 30 in
Maria wrote the equation log (startfraction x over 2 endfraction) log (startfraction 20 over x squared endfraction) = log 8 what is the solution to maria’s equation?
The solution to maria’s equation \(\rm log\frac{x}{2} +log\frac{20}{x^{2} } = log8\) by using the properties of the logarithm is 5/4.
What is a logarithm?A logarithm is the exponentiation inverse function that can be expressed by the exponent or power to which a base must be raised to yield a number.
It is given that
\(\rm log\frac{x}{2} +log\frac{20}{x^{2} } = log8\)
Using properties of a logarithm, we get
\(\rm log x + log y=logxy\)
\(\rm log[\frac{x}{2} \times\frac{20}{x^{2} }] = log8\\\rm log[\frac{10}{x}] = log8\)
on comparing
10/x = 8
x = 10/8
x = 5/4
Hence, the solution to maria’s equation \(\rm log\frac{x}{2} +log\frac{20}{x^{2} } = log8\) is 5/4.
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Answer:
C
Step-by-step explanation:
C) 5/4
What fraction represents the shaded part of the circle?
total shaded regions/total regions = 3/12.
What is a circle?
In geometry, a circle is a closed two-dimensional figure in which all points on the boundary are equidistant from a single point called the center of the circle. The distance from the center to any point on the circle is called the radius of the circle.
Circles are a fundamental concept in geometry and are used extensively in many branches of mathematics, science, and engineering. Some key features of a circle include:
Center: The fixed point within the circle that all points on the boundary are equidistant.
Radius: The distance from the center of the circle to any point on the boundary of the circle.
Diameter: The distance across the circle, passing through the center and ending on two points on the boundary.
Circumference: The distance around the boundary of the circle, which is equal to 2π times the radius.
Area: The amount of space enclosed by the circle, which is equal to π times the radius squared.
A circle can be defined by its center point and radius or by any three non-collinear points on its circumference. The circumference of a circle.
The answer is 3/12 because the total shaded regions are 3 and unshaded regions are 12.
Therefore, total shaded regions/total regions = 3/12.
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Fifty if you give me diffty
Bart learned that the first stage of a type of rocket had a burn time that was 28.5 seconds longer than the burn time during the second stage. The total burn time for both stages was 150.3 seconds. What was the burn time for the first stage?
Btw Im not cheating. Since I know part of the answer. :) pls help
Answer: think it would be 60.9 correct me if I'm wrong
What expression can be used to subtract 2/3 - 4/9
Answer:
\(\frac{2}{9}\)
Step-by-step explanation:
1. \(\frac{2}{3} -\frac{4}{9}\)
2. Multiply \(\frac{2}{3}\) by \(\frac{3}{3}\) to get a denominator equal to \(\frac{4}{9}\)
3. \(\frac{2}{3} *\frac{3}{3} =\frac{6}{9}\)
4. \(\frac{6}{9}-\frac{4}{9} =\frac{2}{9}\)
The expression is: \(\frac{2}{3}*\frac{3}{3} -\frac{4}{9}\)
Answer:
6/9-4/9
Step-by-step explanation:
ez pls mark branliest
(2 x 106) x (0.00009) = ?
Calculate the product above and give your answer in scientific notation.
I think you meant to write
(2 × 10⁶) × 0.00009
First, convert 0.00009 to scientific notation:
0.00009 = 9 × 10 ⁻⁵
Then
(2 × 10⁶) × 0.00009 = (2 × 10⁶) × (9 × 10 ⁻⁵)
… = (2 × 9) × (10⁶ × 10 ⁻⁵)
… = 18 × 10¹
… = 1.8 × 10²
Select the correct answer. what is the range of ? a. (-[infinity], 1] b. [1, [infinity]) c. [6, [infinity]) d. (-[infinity], [infinity])
The range of the graph is the set of output values, and the range is (d) (-infinity,infinity)
How to determine the range?From the graph in the complete question, we can see that the output values (i.e. the y values) extend indefinitely on both sides of the graph
This means that the range of the graph is the set of all real numbers.
This in other words means that (-infinity,infinity)
Hence, the range of the graph is (d) (-infinity,infinity)
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PLEASE HELP!
h(x) = x-5
k(x) = 4x + 2
Find k(x) - h(x)
Formulate a step-by-step explanation on how to find the composite function.
Answer:
3x + 7
Step-by-step explanation:
= k(x) - h(x)
= 4x + 2 - (x - 5 )
= 4x + 2 - x + 5
= 4x - x + 2 + 5
= 3x + 7
3901 of the original wordle's 10657 allowed guess words have at least one letter repeat, or 36.6%. we can also see that 749 of its 2315 solution words have at least one letter repeat, or 32.3%. how many of the possible 5-tuples of 26 letters (q3.1) have at least one letter repeat? remember: gradescope can evaluate expressions with , -, *, /, ^, ( ), but not factorial.
The original wordle has 10657 allowed guess words. Of which 3901 words have at least one letter repeat. In other words, the probability of the word having at least one letter repeat is 36.6% 749 solution words have at least one letter repeat out of a total of 2315 solution words. the number of possible 5-tuples of 26 letters that have at least one letter repeat is "3987776."
In other words, the probability of a solution word having at least one letter repeat is 32.3%To find the number of possible 5-tuples of 26 letters with at least one letter repeat
Step 1: We will find out the number of 5-tuples that do not have any repeated lettersFor the first letter, we have 26 options. As there can be no repetitions, we have 25 options for the second letter. Similarly, for the third, fourth, and fifth letter we have 24, 23, and 22 options respectively.Therefore, the number of 5-tuples that do not have any repeated letters is given by26 × 25 × 24 × 23 × 22 = 7893600
Step 2: We will find out the number of 5-tuples that have at least one repeated letterTotal number of 5-tuples = 26^5Using the formula for finding the number of 5-tuples without any repetition, we can find the number of 5-tuples that have no repetition:26 × 25 × 24 × 23 × 22 = 7893600 Therefore, the number of 5-tuples that have at least one repeated letter is given by the total number of 5-tuples – the number of 5-tuples that have no repetitions= 26^5 - 7893600= 11881376 - 7893600= 3987776Therefore, the number of possible 5-tuples of 26 letters that have at least one letter repeat is 3987776.
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rom a club of 12 people, in how many ways can a group of two members be selected to attend a conference?
Answer:
66
Step-by-step explanation:
\(\binom{12}{2}=\frac{12!}{10!21}=\frac{12 \cdot 11}{2}=66\)
When calculating a confidence interval for the difference between two means proportions How do you determine whether or not the results indicate a significant difference?
The interval does not include the null hypothesis value, then the results are significant.
When calculating a confidence interval for the difference between two means or proportions, the significance level must be considered to determine whether the results suggest a significant difference.What is a confidence interval?A confidence interval (CI) is an interval estimate that quantifies the uncertainty associated with the unknown population parameter. Confidence intervals are used to express how confident we are about the accuracy of an estimated population parameter.The significance level is the level at which the results of a statistical test are considered statistically significant. The significance level is frequently represented as alpha, and its value is usually set to 0.05 (5%) in most statistical analyses. This implies that there is a 5% chance that the statistical test findings will indicate a significant difference when, in fact, there is no such difference. The significance level is the probability of rejecting a true null hypothesis.Therefore, in order to determine whether or not the results of a confidence interval for the difference between two means or proportions indicate a significant difference, we must compare the interval with the significance level (alpha) that was established before the test. If the interval contains the null hypothesis value (usually 0), then the results are not significant. If the interval does not include the null hypothesis value, then the results are significant.
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answer below will give brainliest
[6.01] Samra went to San Francisco for a vacation. She spent four nights at a hotel and rented a car for two days. Andres stayed at the same hotel and also spent four nights, but he rented a car for five days from the same company. If Samra paid $500 and Andres paid $740, how much did one night at the hotel cost?
Using substitution method, the cost of hotel per night is $ 85
Let hotel cost per night = x
Let car rental per day = y
For Samra4x + 2y = 500 ____(1)
For Andres4x + 5y = 740 ____(2)
Solving for x in the equation
Equation (1) - (2)
-3y = - 240
y = 80
Substitute the value of y in (1)
4x + 2(80) = 500
4x + 160 = 500
4x = 500-160
4x = 340
x = $85
Therefore, hotel cost per night is $85
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