Answer:
252 cm²
Step-by-step explanation:
Area of a rectangle is width times length:
A = WL
If the width and length increase by a factor of 1.5:
A = (1.5 W) (1.5 L)
A = 2.25 WL
So the area increases by a factor of 2.25.
2.25 × 112 cm² = 252 cm²
(5i^{2} -3) * (6i *2^{6})
i^2 = -1
Replace i^2 with -1 and simplify:
(5(-1) - 3) * (6i*2^6) =
(-5 - 3) * (6i * 64) =
-8 * 384i =
-3072i
Help plz ,I’m having some difficulties
Step-by-step explanation:
| x - 2 | < 4
Start at x=2. Go 4 units in either direction: x=-2 and x=6. Draw empty circles around each. Since it's less than, the line goes between the circles, connecting them. The result should look like this:
desmos.com/calculator/k2bujixjtx
| x + 2 | > 4
Start at x=-2. Go 4 units in either direction: x=-6 and x=2. Draw empty circles around each. Since it's greater than, the line goes outside of the circles. The result should look like this:
desmos.com/calculator/sk1cxob0tg
Answer:
Step-by-step explanation:
3.
|x-2|<4
-4<x+2<4
subtract 2 from each inequality
-4-2<x+2-2<4-2
-6<x<2
4.
|x+2|>4
x+2<-4 and x+2>4
or x+2-2<-4-2 and x+2-2>4-2
or x<-6 and x>2
Wayne is at a basketball practice preparing to shoot three pointers. The probability of wine making a three pointer is 21%. What is the probability he makes his first three pointer on the fourth shot.
A. 8%
B. 10%
C. 15%
D. 17%
Answer:
The answer is A. Was this a test question or a normal lesson?
Step-by-step explanation:
Answer:
the correct answer is B. 10%
Step-by-step explanation:
From the given question, we recall the following,
The probability of Wayne making a three pointer = 21%
Now, what is the the probability he makes his first three pointer on the fourth shot.
The next step is to find a solution to the question
The probability of not shooting a 3 pointer is 1- 0.79 = 1-p=q
All the throws of wayne are independent of each other
If two or ore event are independent we have,
P (AnB) = P(A) * P(B)
P (AnBnC) = P(A) *P (B) *P (C)
P (AnBnCnD) = P(A) * P(B)* P(C) *P(D)
Now, let make first 3 pointer on the 4th shot, we have:
q³= p (0.79)³ (0.21) =10% or (1-0.21) x (1-0.21)x (1-0.21) x 0.21=(0.79) x (0.79) x (0.79) x(0.21)=0.1
which is =10%
What is the area of the rectangle 12.5 ft wide 8 ft tall
Answer: [tex]A=100ft^2[/tex]
Step-by-step explanation:
You can use the following formula calculate the area of a rectangle:
[tex]A=w*h[/tex]
Where "w" is the width of the rectangle and "h" is the height of the rectangle.
In this case you know that this rectangle is 12.5 feet wide and 8 feet tall. Therefore, you can substitute values into the formula to find its area.
Then, you get that the area of this rectangle is the following:
[tex]A=(12.5ft)(8ft)\\\\A=100ft^2[/tex]
Solve 5 - 2x < 7.
A) x < -1
B) x > -1
C) x < -12
D) x > -12
Answer
B
Step-by-step explanation:
5-2x<7
subtract 5 on both sides
-2x<2
divide by -2
x>-1
so its B
20. The map below shows 2 different routes Ms. Bentsen can take to dry
Airport
25 mi
Oak Road
65 mi
Airport Road
Mountain Highway
Ms. Bentsen's
House
How many miles could Ms. Bentsen save by traveling on Airport Road instead of Mountain Highway and Oak Road
to get to the airport?
a.
20 mi
b. 25 mi
c. 60 mi
35
Using the Pythagorean theorem find the length of Mountain Highway.
25^2 + x^2 = 65^2
625 + x^2 = 4225
x^2 = 4225 - 625
x^2 = 3600
x = √3600
x = 60 miles.
The total distance for Mountain highway and Oak road = 60 + 25 = 85 miles.
Airport road is shorter by 85 - 65 = 20 miles
The answer is A.
Answer:60
Step-by-step explanation:
9339,8,&,,&3:9,&:.&
A mason is laying a brick foundation 72 inches wide. Each brick is 6 inches wide. How many bricks will the mason need across the width of the foundation?
Answer: 12 bricks
Step-by-step explanation:
To find how many 6" bricks are needed to fit the 72" gap, just divide.
72/6=12
12 bricks are needed.
List all possible rational roots!!! HELP PLEASE!!!
A-B-C-D?
Answer:
±1,±5,±1/2,±5/2,±1/4,±5/4
Step-by-step explanation:
Given polynomial
4x^3+8x^2-x+5
as a(n)= 4
divisors of 4 = ±1,±2,±4
as a(0)= 5
divisors of 5= ±1,±5
finding possible roots
Factors of constant term(1,5)/Factors of leading coefficient(1,2,4)
±1,±5
±1/2,±5/2
±1/4,±5/4 !
What is the result if 3x-9 is evaluated when x = -5?
Where you see an x in the expression replace it with -5
3(-5) - 9
Using the rules of PEMDAS simplify
-15 - 9
-24
Hope this helped!
~Just a girl in love with Shawn Mendes
i dont know the answer can someone help me ?
Answer:
V =144 pi units^3
Step-by-step explanation:
The volume of a cylinder is given by
V = pi r^2 h
where r is the radius and h is the height
V = pi (6)^2 *4
V = pi 36*4
V =144 pi units^3
Answer:
V=452.16 units^2
Step-by-step explanation:
The formula to find the volume of a cylinder is ...
V=(3.14)r^2×h
(3.14)=pie
r^2=radius squared
h=height
So....
Let's plug in what we know
V=(3.14)6^2×4
V=(3.14)36×4
V=(3.14)144
V=452.16 units
Use the distributive property to remove the parentheses.
[tex]6(2 - u) \\ [/tex]
what is the answer???
Answer:
12-6u
Step-by-step explanation:
To remove the parenthesis, we must multiply the number on the outside to each value within the parenthesis
This means that
[tex]6(2-u)\\\\6*2-6*u\\\\12-6u[/tex]
The distributive property is used to remove parentheses by multiplying each term within the parentheses by the number outside. Thus, the expression 6(2 - u) becomes 12 - 6u.
Explanation:The distributive property is a mathematical principle that shows how to expand an expression involving brackets (or parentheses). To use the distributive property to remove the parentheses in the expression, you multiply the number outside the parentheses by each term inside the parentheses individually. Let's apply this to the expression you provided, 6(2 - u).
First, multiply 6 by 2. This results in 12. Next, multiply 6 by -u. This gives -6u. Therefore, the expression 6(2 - u) without parentheses, using the distributive property, is 12 - 6u.
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If the number of equally likely sample outcomes of a single stage of an experiment is 4, what is the total number of elements in the sample space if the experiment has 3 stages? A. 16 B. 12 C. 64 D.
You would multiply outcomes 3 times to get the total number of elements in the sample space because the experiment has three stages.
4^3 = 64
Note: You can also multiply 4 three times.
Answer: C. 64
Step-by-step explanation:
We know that the number of total elements in the sample space is given by :_
[tex]N^n[/tex], where N is the number of total possible outcomes for an event and n is the number of times event is repeated.
Given: The number of equally likely sample outcomes of a single stage of an experiment = 4
The number of stages in the experiment = 3
Then , the total number of elements in the sample space :-
[tex](4)^3=64[/tex]
Hence, the total number of elements in the sample space = 64.
Trapezoid ABCD and WXYZ are congruent trapezoids. What is the value of x?
A. X=5
B.X=-5
C.X=-15
D.X=15
Answer:
A:5
Step-by-step explanation:
Both W and A have to equal each other. 5*4=20-7=13.
5*2=10+3=13
A rectangular prism has a volume of 540, if the length, width and height are all reduced 1/3 the size of the original. What is the new volume?
Answer:
20 units³
Step-by-step explanation:
Since all dimensions are being reduced by 1/3, that means that the total volume will decrease by 1/3 * 1/3 * 1/3 = 1/27 the size of its original.
That means that the new volume is 1/27 * 540 = 20 units³
Using the quadratic formula to solve x2 + 20 = 2x, what are the values of x?
1+ V21
O-1+ 19
1+2V19)
1+ V79
?
[tex]
x^2+20=2x \\
x^2-2x+20=0 \\
x=\frac{2+\vee-\sqrt{-76}}{2}\Longrightarrow\boxed{x\notin\mathbb{R}}
[/tex]
what is 257, 166 cm3 rounded to the nearest hundred thousand?
ANSWER
300,000 cm³
EXPLANATION
We want to round
[tex]257, 166 {cm}^{3} [/tex]
to the nearest hundred thousand.
The digit in the hundred thousand position is '2'
The immediate digit to it's right is 5.
So we round up to obtain
300,000 cm³
Therefore, 257,166 cm³ rounded to the nearest hundred thousand is 300,000 cm³
The number present at hundred thousand places is 2 can be turned to 3 and rest all will zero to obtain 257, 166 rounded to the nearest hundred thousand. Thus, the nearest hundred thousand of 257,166 is 3,00,000.
The number is 2,57,166 that is needs to be rounded to the nearest hundred thousand.
In the image, each and every position is mentioned clearly.
Therefore,
The number present at hundred thousand places is 2.
The next number present to the left from 2 is 5 that is neutral, so, we need to check the number left to the 5 that is 7.
Now,
7 is a large number so we can consider 5 as a large number.
Thus,
The number present at hundred thousand places is 2 can be turned to 3 and rest all will zero to obtain 257, 166 rounded to the nearest hundred thousand. Thus, the nearest hundred thousand of 257,166 is 3,00,000.
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The set of points P(0, 3), Q(2, 0), R(4, -3) are collinear and the line has a slope of _____.
Answer:
slope = -1.5
Step-by-step explanation:
A set of three or more points are said to be collinear if they all lie on the same straight line.
We have been given the following collinear set of points;
P(0, 3), Q(2, 0), R(4, -3)
This implies that P, Q, and R lie on the same line.
The slope of a line is defined as; (change in y)/(change in x)
Using the points P and Q, the slope of the line is calculated as;
(0-3)/(2-0) = -3/2 = -1.5
Answer:
-3/2
Step-by-step explanation:
A square garden has a side length of 5 ft. What is the area of the garden?
5 ft2
10 ft2
20 ft2
25 ft2
Answer:
The answer to your question is 20 ft squared
Step-by-step explanation: when you hear the word "side length", it means that whatever the side length is on one side, then this means that the other side lengths are gonna be the same side length as well. For example, we already know that a square garden has a side length of 5 ft. So, since we are trying to the find the area of the square garden, you can either multiply the side length of the square garden by 4, or you can add the side length of the square garden 4 times, which will look like this:
5ft*4ft=20ft2
or 5ft+5ft+5ft+5ft= 20ft2
Answer:
the answer is 25 ft2
Step-by-step explanation:
Given the proportion, a/b=12/19, which ratio completes the equivalent proportion a/12?
1.) b/19
2.) 12/19
3.) 19/b
4.) a/19
Answer:
1.) b/19
Step-by-step explanation:
a/b=12/19
you can always swap the b and the 12 (quick SAT trick)
To find the ratio that completes the equivalent proportion for a/12 using the given proportion a/b = 12/19, you will need to use cross multiplication.
Let's denote x as the unknown value that we are trying to find such that a/12 = b/x. To solve for x, we set up the proportion like this:
a/12 = b/x
Now let's cross multiply:
a * x = 12 * b
Since we know from the initial proportion that a/b = 12/19, we can substitute 12/19 for a/b in the equation:
(12/19) * b * x = 12 * b
Now we have b on both sides of the equation, and assuming b is not equal to zero, we can divide both sides of the equation by b to solve for x:
(12/19) * b * x / b = 12 * b / b
12/19 * x = 12
Now we need to isolate x:
x = 12 / (12/19)
To simplify this, you can multiply 12 by the reciprocal of 12/19, which is 19/12:
x = 12 * (19/12)
The 12s cancel each other out:
x = 19
Therefore, the ratio that completes the equivalent proportion is b/19.
The correct answer is:
1.) b/19
each lap around a park is 0.58 mile .jessica walked 3.25 laps around the park. how many miles did jessica walk around the park
5.6 miles, I think. 3.25 divided by 0.58 is 5.6, rounded to tenths.
Answer: 1.885 miles
Step-by-step explanation:
Given: One lap around a park = 0.58 mile
The number of laps walked by Jessica= 3.25
Then, in miles , the distance walked around the park by Jessica will be (Multiply the number of laps to the value of one lap in miles) :
[tex]3.25\times0.58=1.885\text{ miles}[/tex]
Hence, Jessica walked 1.885 miles around the park.
the cost of a mobile phone call is 30 cents plus 20 cents per minute. Find the possible cost of a call if it is shorter than 5 minutes
Answer:
The cost is less than $1.30
Step-by-step explanation:
Let
y-----> the total cost of a mobile phone call
x----> the time in minutes
we know that
if time were x=5 minutes
the cost would be
y=0.30+0.20(5)=$1.30
but
the time is less than 5 minutes
therefore
the cost would be
y< $1.30
Answer:
The possible cost of a call if it is shorter than 5 minutes ranges between 30 cents and maximum 130 cents
Step-by-step explanation:
Define a function as
Y: Cost of a call in cents
X: Number of minutes of call
So using the statement we can find that
Y=30+20X
because the cost of the call has a fix cost of 30 cents plus 20 cents per minute used. If the calls is shorter than 5 minutes for x = 5
Y=30+20X = 30 + (20*5) = 30 + 100 = 130 which is the cost of a call of max 5 minutes
Because you pay a fixed cost of 30 even if you spend very little time. X= 0 then the possible cost of a call if it is shorter than 5 minutes ranges between 30 cents and maximum 130 cents
Helpp please and thank youuu
Answer:
51Step-by-step explanation:
Use tangent.
[tex]tangent=\dfrac{oppositive}{adjacent}[/tex]
We have
[tex]oppositive=10\\adjacent=8[/tex]
Substitute:
[tex]\tan(z)=\dfrac{10}{8}\\\\\tan(z)=1.25[/tex]
look at the picture
[tex]z\approx51^o[/tex]
What is the other factor of 6x2 – 7x + 2?
The other factor of the quadratic expression 6x^2 – 7x + 2, once factored, is either (3x - 2) or (2x - 1), depending on which one you view as the 'other' in context.
Explanation:The student's question asks for the other factor of the quadratic expression 6x2 – 7x + 2.
To find this, one must factor the quadratic expression into the form of (ax + b)(cx + d).
Here are the steps to do so:
Firstly, identify 'a', 'b', and 'c' in the quadratic expression where ax2+bx+c = 6x2 – 7x + 2. Here, a=6, b=-7, and c=2.Next, find two numbers that multiply to ac (which is 6*2=12) and add to b (which is -7).These two numbers are -3 and -4 because (-3)*(-4) = 12 and (-3)+(-4) = -7.Now, rewrite the middle term of the quadratic expression using these two numbers: 6x2 - 3x - 4x + 2.Factor by grouping: (6x2 - 3x) + (-4x + 2).Factor out the common terms: 3x(2x - 1) - 2(2x - 1).Finally, factor out the common binomial: (2x - 1)(3x - 2).So, the expression factors into (2x - 1)(3x - 2). If one of the factors of the original expression is (x - a), where 'a' is a root of the equation 6x2 – 7x + 2=0, the other factor would be either (2x - 1) or (3x - 2).
Select the correct answer.
Answer:
D. 21/2
Step-by-step explanation:
We simply have to evaluate the first three terms based on the progression's formula:
t= 1, the first term is 8, as we see:
[tex]8(\frac{1}{4})^{t-1} = 8(\frac{1}{4})^{1-1} = 8 * 1 = 8[/tex]
t=2, the second term is 2, as we see:
[tex]8(\frac{1}{4})^{t-1} = 8(\frac{1}{4})^{2-1} = 8 * \frac{1}{4} = 2[/tex]
t=3, the third term is 1/2, as we see:
[tex]8(\frac{1}{4})^{t-1} = 8(\frac{1}{4})^{3-1} = 8 * \frac{1}{16} = \frac{1}{2}[/tex]
The sum of the first 3 terms is then: 8 + 2 + 1/2 = 10 1/2
Among the answer choices, D. 21/2, which is 10 1/2.
Given: m
TP = 70°
m∠EPT = 54°
Find: Angles of △SPT
Answer:
The measure of angles of △SPT are
∠PTS=35°, ∠PST=19°, ∠SPT=126°
Step-by-step explanation:
Given the figure in which
m∠EPT=54° and arc TP=70°
we have to find angles of △SPT
By tangent chord angle theorem, which states that the angle make by a tangent to a circle and a chord is equals to half of the angle measure of the intercepted arc i.e
[tex]\angle PTS=\frac{1}{2}\angle POT[/tex]
[tex]\angle PTS=\frac{1}{2}\times 70^{\circ}=35^{\circ}[/tex]
As ∠EPT and ∠SPT form linear pair therefore their sum equals to 180°
⇒ ∠EPT+∠SPT=180°
54°+∠SPT=180°
∠SPT=126°
In △SPT, by angle sum property of triangle
∠PST+∠SPT+∠PTS=180°
∠PST+126°+35°=180°
∠PST=19°
Which of the following is the area of a triangle with a base of 16 inches and a height of 8 inches?
Answer:
Step-by-step explanation:
So all you need to do is multiply the Base by the Height so 16 multipled by 8 is simply 64. Thus the are of the triangle with a base of 16 inches and a height of 8 inches is 64 Inches.
Final answer:
To find the area of a triangle with a given base and height, use the formula Area = (1/2) × base × height. In this case, with a base of 16 inches and a height of 8 inches, the area would be 64 in².
Explanation:
The area of a triangle is calculated using the formula (1/2) × base × height. To find the area of a triangle with a base of 16 inches and a height of 8 inches, you plug the values into the formula:
Area = (1/2) × base × height
Area = (1/2) × 16 inches × 8 inches
Area = 64 in²
Two numbers are missing from this table. How can the missing numbers be found?
Answer:
Second option: multiply input number by 4.
Step-by-step explanation:
You need to remember that the "input numbers" are the values of "x" and the "output numbers" are the values of "y".
You can observe in the table that each output number is always four time its corresponding input number. This means that to find the missing numbers on the given table, you need to multiply the corresponding input number by 4.
Therefore, you get:
For [tex]x=3[/tex] :
[tex]y=4x\\y=(4)(3)\\y=12[/tex]
For [tex]x=6[/tex] :
[tex]y=4x\\y=(4)(6)\\y=24[/tex]
To find the missing numbers in the table, square the input for the first missing number, and multiply the input by 4 for the second missing number. The missing numbers are 9 and 24.
To find the missing numbers in the table, you can follow the pattern provided in the instructions:
1. Multiply the input number by itself to get the output number.
2. Multiply the input number by 4 to get the second output number.
Let's calculate the missing numbers using this pattern:
For the first missing number:
Input: 3
Output: 3 * 3 = 9
For the second missing number:
Input: 6
Output: 6 * 4 = 24
So, the missing numbers in the table are:
3 (for the first missing input)
24 (for the second missing input)
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What is the value, after 7 years, of a Ford Mustang that originally cost $ 25,000.00 if t depreciates at a rate of 8% per year? Round to the nearest dollar
Answer:
For this case we have an exponential function of the form:
Where,
A: original cost
b: rate of change
x: number of years
Therefore, replacing values we have:
Answer:
the value, after 7 years, of a 2014 Ford Mustang is:
y=13946
Answer:11000
Step-by-step explanation:8*25000/100 =2000 so 2000 is the 8 percent depreciation. then multiply by 7 which is 14000 then just subtract from 25,000.00 and the answer is 11000
Which of the following shows 27⁄54 written in prime factored form to help in reducing the fraction to simplest form?
A. 1⁄2
B. 9×3 ⁄9×6
C. 27×1 ⁄27×2
D. 3×3×3⁄3×3×3×2
I believe the correct answer is D. (if it’s not D then A)
If you know the diameter of a circle, which statement describes how to find the AREA?
A) Multiply the diameter by π.
B) Square the diameter and multiply by π.
C) Divide the diameter in half and multiply by π.
D) Divide the diameter in half, square, and multiply by π.
Answer:
c
Step-by-step explanation:
PI times radius squared
Statement C describes how to find the area. Area of the circle is obtained by dividing the diameter in half and multiply by π.
How do you calculate the area of a circle?Area describes the region or the space of the given figure. If the circle has a radius of 'r' units, the area is calculated as;
A = π r² sq. units.
Because the radius of a circle is half its diameter, if the diameter is 'd', then,
r= d/2,
The area may be represented as;
A = π r² sq. units.
Area of the circle is obtained by dividing the diameter in half and multiply by π.
Hence,statement C describes how to find the area.
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