Answer:
4m
Step-by-step explanation:
We can set the expressions of area and perimeter equal to each other. Denote length as 'L' and width as 'W'.
LW = 2(L+W)
substitute 4 for L
4W = 2(4+W)
now solve for W
4W = 8+2W
2W = 8
W = 4
angle A=6x-35^ angle B=3x+53^ B Solve for and then find the measure of angle A :
Answer:
22
Step-by-step explanation:
Given that
y
= 10 cm and
θ
= 55°, work out
x
rounded to 1 DP.
Answer:
x=8.2
Step-by-step explanation:
First, figure out which trig function you are going to use.
In this problem you are dealing with the opposite side to the angle and the hypotenuse, and if you remember SOH CAH TOA, this requires sine.
sin (55) =opposite/hypotenuse
sin (55) =x/10
multiply both sides by 10 to get 10 * sin (55) = x
10 * sin (55) = 8.2
2b + 9 when b = 3 I Really need help in math
Step-by-step explanation:
=2b+9
=2×3+9
=6+9
=15
hope it helps.
n order to eliminate data redundancy and avoid update anomalies, find the 1nf, 2 nf, and 3nf of the following bookorder tables
Without specific table structures and dependencies provided, it is not possible to determine the 1NF, 2NF, and 3NF of the bookorder tables.
Please provide the table structures and dependencies of the bookorder tables to determine their 1NF, 2NF, and 3NF.?To determine the 1NF, 2NF, and 3NF of the bookorder tables, we need to consider the normalization process and identify any dependencies among the attributes. Without the specific table structures and dependencies provided, it is not possible to provide a specific answer. However, in general, the normalization process aims to eliminate data redundancy and update anomalies by organizing data into separate tables based on functional dependencies. In 1NF, each attribute should hold atomic values. In 2NF, non-key attributes should depend on the entire key. In 3NF, non-key attributes should depend only on the key, not on other non-key attributes. The specific normalization steps depend on the specific attributes and dependencies in the given tables.
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Round the number to the place of the underlined digit. 4.327
Answer:
Tenths -- 4.3
Hundredths -- 4.33
Thousandths -- 4.327
Ones -- 4
Step-by-step explanation:
17. What is the value of 1 +-6-(-3.5)?
Answer:
-1.5
Step-by-step explanation:
negative times negative equals positive so:
1 +-6-(-3.5)
1 + -6 + 3.5
add
-5 + 3.5
-1.5
Answer:
1.5 please like! mark brainliest
Step-by-step explanation:
What is 4+2 pls help me know or else i ain tknow
Answer:
4 + 2 = 6
Step-by-step explanation:
If you put up 4 figers and 2 figers and count it
will give you the sum of 6
Jasmine really wants to make an A in her college math class. The class has 6 exam grades that make up the final grade. So far, she has made an 83, 94, 96, 85, and a 81. Is it possible for her to make an A in the class if the cut off for an is 90 and the highest possible grade on a test is 100?
Use the Law of detachment:If anyone goes 20 miles above the speed limit and gets pulled over, then they will go a ticket.Charles went over the speed limit by 20 miles and gets pulled over.According to the Law of Detachment we can conclude that Charles will
According to the Law of Detachment we can conclude that Charles will get a ticket
Explanation:
The Law of detachment states if p, then q. if P is true, we can conclude q is true.
let p = If anyone goes 20 miles above the speed limit and gets pulled over
let q = they will go a ticket
if p, then q = If anyone goes 20 miles above the speed limit and gets pulled over, then they will go a ticket
Charles went over the speed limit by 20 miles and gets pulled over
Because the above statement is true, hence q will also apply:
According to the Law of Detachment we can conclude that Charles will get a ticket
Find the value of n x 5 when n=8
Answer:
40
Step-by-step explanation:
Since n=8, then you do 8x5=40.
Answer:
40
Step-by-step explanation:
n x 5
We know what n is equal (8), so we can substitute that number in the given equation.
n x 5 = (8) x 5 = 40
Therefore, the value of n x 5 when n = 8 is 40.
I hope this helps and please mark me as brainliest!
A _______ random variable has infinitely many values associated with measurements.
Answer:
continuous random variable
WHY NOBODY IS ANSWER 956.03 in word form , Expaned form as a fraction, standard form , expanded form as a decimal
Nine hundred Fifty-Six and three hundreths
900 + 50 + 6 + 3/100
956.03
900+ 50+ 6+ .03
Jeremy drew a number line to display five rational numbers. Which number is not displayed on the number line?.
This will be in the following order when writing it on the number line:-1.25, -0.75, 0.25, 1.5, 2.
what is rational numbers ?As a fraction or a portion of a full number, a number can be stated rationally. (Samples: -7, 2/3, 3.75 A number that cannot be stated as a fraction or ratio of two integers is said to be irrational.
calculation
The numbers on the number line must be put in ascending sequence in order for the arrangement to be correct.
6/3 = 2
-3/4 = -0.75
1.5 = 1.5
0.25 = 0.25
-5.4 = -1.25
In ascending order, the numbers will be written as follows:
-1.25 = -5/4
-0.75 = -3/4
0.25
1.5
2 = 6/3
This will be in the following order when writing it on the number line:
-1.25, -0.75, 0.25, 1.5, 2
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What is the smallest integer k such that √n = O(n^k)?
The smallest integer k that satisfies the given condition is k = 1. In Big O notation, this can be expressed as √n = O(\(n^1\)) or simply √n = O(n).
The smallest integer k such that √n = O(\(n^k\)) can be determined by comparing the growth rates of the functions. In this case, we want to find the value of k that makes the function √n grow at most as fast as n^k.
The square root function, √n, is less complex than any positive integer power of n. In other words, as n becomes large, any positive integer power of n will grow faster than the square root of n. To satisfy the condition √n = O(\(n^k\)), we need to find the smallest integer value of k such that\(n^k\) grows faster than √n.
Since k must be an integer, the smallest possible value is k = 1. This means we are comparing the growth rates of √n and n^1 (which is simply n). As n becomes large, n will indeed grow faster than √n.
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Which point does NOT belong to the solution set of the given system
4x + y < 8
5x – y 3-5
The point that does not belong to the solution set of the given system is (3, -5). To determine the point that does not belong to the solution set of the system, we need to check whether each point satisfies both inequalities.
The system is composed of two inequalities: 4x + y < 8 and 5x - y < 3. Let's evaluate the point (3, -5) in both inequalities. For the first inequality, substituting x = 3 and y = -5, we get 4(3) + (-5) = 12 - 5 = 7, which is not less than 8. Hence, (3, -5) does not satisfy the first inequality. Therefore, the point (3, -5) does not belong to the solution set of the given system because it does not satisfy the first inequality.
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Mr. Ash owns a tree, which is 42 feet tall. He estimates that this tree is 75% as tall now as it will be when fully grown. How tall will the tree be when it is fully grown?
Answer:
73.5 feet
Step-by-step explanation:
The length of a tree =42 feet
Mr. Ash estimates that this tree is 75% as tall now as it will be when fully grown.
We need to find the length of the tree when it is fully grown. It means we need to find the 75% of 42 and adding 42 to it as follows :
\(T=75\%\times 42+42\\\\=\dfrac{75}{100}\times 42+42\\\\=73.5\ ft\)
So, the tree will be 73.5 feet tall when it is fully grown.
Lydia is painting a concrete slab that is made up of a rectangle and two semicircles, as depicted in the diagram below.
As show in the diagram, the length of the rectangle is 12 cm, and the area of the rectangle is 96
square centimeters.
Which of the following is the closest approximation of the area of the entire concrete slab?
A. 1152 square centimeters
B. 146.3 square centimeters
C. 135.5 square centimeters
D. 79 square centimeters
The area of the concrete slab is 146.3 square centimeters. Option B
How to determine the valueFrom the information given, we have that;
The concrete slab is made up of;
1 rectangle + 2 semicircles(circle)
The formula for calculating the area of a rectangle is expressed as;
Area = lw
Where, l is the length and w is the width of the rectangle
Substitute the values
96/12 = width
Width = 8cm
Note that the width is he diameter of the semicircles
The area of a circle is expressed as;
Area = πr²
But radius = diameter/2 = 8/2 = 4cm
Substitute the value
Area = 3.14 × 16 = 50. 24
Add the areas
Area of the slab = 50. 24 + 96 =146. 24 square centimeters
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easy one - giving brainly if correct AND WORK IS SHOWN
Answer:a 750g bag is better.
Step-by-step explanation: 3 bags would be more G the 2kg and less money 0.23/100 grams 700 g would be 1.4$ for that so 750 g is the best.
Answer:
750 grams at $1.39
Step-by-step explanation:
To make it easy to see, determine how much each option costs per gram.
750 grams cost 1.39. Divide 1.39 by 750 which gives you 0.001853
2 kg is 2000 grams costing 3.99. Divide 3.99 by 2000 which give you 0.001995
100 grams cost $0.23. Divide 0.23 by 100 which gives you 0.0023
So the 750 grams is the best price.
recent report suggests the proportion of general us population who believe in extraterrestrial life is 0.47. choose the appropriate null and alternative hypothesis that tests whether the proportion of college students who believe in extraterrestrial life in greater than the general population?
The null hypothesis assumes that the proportion of college students who believe in extraterrestrial life is the same or lower than the general population
The appropriate null and alternative hypothesis that tests whether the proportion of college students who believe in extraterrestrial life is greater than the general population can be expressed as follows:
Null hypothesis: The proportion of college students who believe in extraterrestrial life is equal to or less than the general population, or
H0: p <= 0.47
Alternative hypothesis: The proportion of college students who believe in extraterrestrial life is greater than the general population, or
Ha: p > 0.47
where p is the true proportion of college students who believe in extraterrestrial life.
In other words, the null hypothesis assumes that the proportion of college students who believe in extraterrestrial life is the same or lower than the general population (i.e., there is no difference between the two populations), while the alternative hypothesis assumes that the proportion of college students who believe in extraterrestrial life is higher than the general population.
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Which equation has no solution?
-5+ 8x -9= 3(x+3)
-216-3x) = -12 + 6x
6-213-2x) = -4(3-X)
-(4x +9) = 2x - 3(2x + 3)
-(4x+9)=2x-3(2x+3)
-4x-9=2x-6x-9
-4x+6x-2x=0
0=0
A train moves at a constant speed. The train travels 15 miles in 1/5 hour.
What is the train's speed? *
55 mph
65 mph
75 mph
85 mph
Answer:
75 mph
Step-by-step explanation:
1/5 x 5 = hour
15 mph x 5 = 75 mph
what is the area of rectangle if the length is 520.5 and breadth is 510.5
Answer:
265715.25Step-by-step explanation:
all you have to do is find their product
520.5 x 510.5= 265715.25
Step-by-step explanation:
we know that\(area \: of \: rectangle \leadsto \: l \times b\)
where as,l = length
b = breadth
\( \leadsto length \times breadth \)
\( \leadsto \: 520.5 \times 510.5\)
\( \leadsto \: 265715.25 \: unit \: in \: square\)
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Simplify each expression 2m+6(2/3-m);m=4
Answer:
3 (m-2)-5=8-2 (m-4)
Step-by-step explanation:
please mark me as brainliest.
Answer:
-12
Step-by-step explanation:
please someone help me I will give brainliest
Answer:
Hey buddy whatsup? All good
Coming to the question fig 1 and 3 aren't functions
Coz.... Reason for fig 1... Every distinct element of domain must have a unique element in codomain, but in this fig the same element has more than two unique elements which is a relation not a function.
Reason for fig 3 every element in domain must have an unique element in codomain but in this fig the element c doesn't have any unique element hence it isn't a function.....
Thank you
Answer:
fig 1 is not function because x-componet (A) has two range
not sure how to do this can you help me ?
Here , we are going to use Trigonometric ratios.
In given right angled ∆ ;
\({:\implies \quad \sf \dfrac{x}{18}=\sin (60^{\circ}) \quad \bigg\{ \because \sin (\theta)=\dfrac{P}{H}\bigg\}}\)
\({:\implies \quad \sf x=\dfrac{18\sqrt{3}}{2} \quad \bigg\{\because \sin (60^{\circ})=\dfrac{\sqrt{3}}{2}\bigg\}}\)
\({:\implies \quad \bf \therefore \quad x=9\sqrt{3} \: units}\)
Also;
\({:\implies \quad \sf \dfrac{y}{18}=\cos (60^{\circ}) \quad \bigg\{ \because \cos (\theta)=\dfrac{B}{H}\bigg\}}\)
\({:\implies \quad \sf x=\dfrac{18}{2} \quad \bigg\{\because \cos (60^{\circ})=\dfrac{1}{2}\bigg\}}\)
\({:\implies \quad \bf \therefore \quad y=9 \: units}\)
Hence , The required values for x and y are 9√3 and 9 units
− 2 5 x − 9 < 9 10 solve and show work
Answer:
×=919
Step-by-step explanation:
-25x-9<910
225< 910
the solution to this problem is:
225< 910.
plz help (will make brainliest!)
Solve the equation
Z+3=-6
Z=????
Answer:
Z=-9 that is the question
Perform the following calculation and then give the correct absolute uncertainty for the answer to each. The given uncertainties are absolute. [8.47(±0.06)] 1/3
=
To perform the calculation, we need to take the cube root of the given value, considering the absolute uncertainty. The correct absolute uncertainty for the answer is approximately 0.010.
To determine the absolute uncertainty of the result, we need to consider the maximum and minimum values that the expression could take within the given uncertainty range.
Maximum value:
Using the upper bound of the uncertainty, the expression becomes:
[\((8.47+0.06)^{1/3}\) ≈ 2.057
Minimum value:
Using the lower bound of the uncertainty, the expression becomes:
[\((8.47+0.06)^{1/3}\)] ≈ 2.047
Therefore, the absolute uncertainty is the difference between the maximum and minimum values:
Absolute uncertainty = Maximum value - Minimum value
= 2.057 - 2.047
= 0.010
So, the correct absolute uncertainty for the answer is approximately 0.010.
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please help:
find each missing angle. round to the nearest degree
Answer:
14 degrees
Step-by-step explanation:
sin(angle) = opp/hypo
sin(x) = 9/38 = 0.2368
x = sin^-1(9/38) = 0.239 rad or 13.7 degrees or 14 degrees (round to the nearest degree)