Answers
Answer:
Option a 340 cm²
Area= bxh
20x17=340 cm²
Related Questions
TRUE/FALSE When inserting a value into a partially-filled array, in descending order, the insertion position is the index of the first value smaller than the value.
Answers
The given statement When inserting a value into a partially-filled array in descending order, the insertion position is indeed the index of the first value smaller than the value being inserted is true.
What is partially filled array?
A partially filled array, also known as a sparse array, is an array data structure where not all elements are populated with values. In other words, it is an array that contains empty or uninitialized elements.
When inserting a new value into this sorted array, we start from the beginning and compare the value with each existing element until we find the first element that is smaller. The insertion position for the new value is the index of this first smaller element.
For example, if we have a partially-filled array [10, 8, 5, 3] and we want to insert the value 6 into the array in descending order, we compare 6 with each element from left to right. The first element smaller than 6 is 5, and its index is 2. Therefore, the insertion position for the value 6 would be index 2, resulting in the updated array [10, 8, 6, 5, 3].
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Which angles are corresponding angles?
Check all that apply.
1.
3
4
5 6
8
Answers
Answer:
2&6and3&7
Step-by-step explanation:
I am sure of it
Answers are 2 and 6, 4 and 8, anddd 3 and 7.
So A, D, and E
how do you find the value of x
Answers
Answer:
To find the value of x, bring the variable to the left side and bring all the remaining values to the right side. Simplify the values to find the result.
Step-by-step explanation:
isnt the x a 90 degree angle?
(Because all triangles have a sum of 180)
90+x=180
Subtract 90 from both sides
X=90
CHECK
45+45+90= 180
Two angles are complementary. The measure of the larger angle is 14° less than 3 times the measure of the smaller angle.
The measure of the smaller angle is ____
degrees and the measure of the larger angle is ____ degrees.
Answers
Answer:
Step-by-step explanation:
Comment
2 angles are complementary means together they = 90 Degrees.
Let the smaller angle be x
The complement = 3*x - 14 It is the larger angle.
Givens
<1 = x
<2 = 3x - 14
<1 + <2 = 90
Solution
x + 3x -14 = 90 Combine the left
4x - 14 = 90 Add 14 to both sides
4x - 14+14 = 90 + 14 Combine
4x = 104 Divide both sides by 4
4x/4 = 104/4
x = 26
Answer
<1 = 26
<2 = 3*26 - 14
<2 = 78 - 14
<2 = 64
Define and distinguish among positive correlation, negative correlation, and no correlation. How do we determine the strength of a correlation?
Define positive correlation. Choose the correct answer below.
A.
Positive correlation means that both variables tend to increase (or decrease) together.
B.
Positive correlation means that there is a good relationship between the two variables.
C.
Positive correlation means that two variables tend to change in opposite directions, with one increasing while the other decreases.
D.
Positive correlation means that there is no apparent relationship between the two variables.
Answers
Positive correlation means that both variables tend to increase (or decrease) together. Thus, Option A is the answer.
Positive correlation refers to a relationship between two variables in which an increase in one variable is associated with an increase in the other variable. Negative correlation, on the other hand, refers to a relationship in which an increase in one variable is associated with a decrease in the other variable. No correlation means that there is no relationship between the two variables.
To determine the strength of a correlation, we can use a statistical measure called the correlation coefficient, which ranges from -1 to 1. A correlation coefficient of 1 indicates a perfect positive correlation, a correlation coefficient of -1 indicates a perfect negative correlation, and a correlation coefficient of 0 indicates no correlation.
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A bag contains 20 pink candies, 8 red candies, and 12
green candies. Without looking, Sarah pulls out a piece of
candy. Which color of candy is least likely to be pulled
out?
Answers
Answer:
The red marbles.
Step-by-step explanation:
It is because Red has the least amount of marbles, therefore it is most likely for you to not pull out a red marble.
You have at most 7 hours to spend playing soccer and swimming. You
want to spend at least 2 hours playing soccer and more than 2 hours
swimming. Write and graph a system that represents the situation. Give
one example of the amount of time you can spend on each activity.
Answers
Answer:
Step-by-step explanation:
Answer!! Please. Will give brain.
Answers
Answer:
58
Step-by-step explanation:
Just trust me on this. It has got to be 58.
pls pls pls pls help im helpless idk what to doo or how pls helppp ill mark brainliest
1. Simplify−3+(5+3)
2. Evaluate3|2+5|+2|3−2|+ 43; = −1
3. You are renting a beach house for the summer. The cost of renting the beach house plus the one-time security deposit is represented by the equation = 151 + 575, where x represents the number of days that the beach house is rented and y is the total cost of the rental. What is the cost of the security deposit?
4. Write an expression that represents the perimeter of the rectangle.
one side is 32 and the bottom is 4 − 7
Solve each equation for the indicated variable.
5. 3−4=12 for y
6. =2+1 h for h
Match the property of real numbers illustrated by the equation.
7. 4.5(1.2 ∙ 6.7) = (4.5 ∙ 1.2) ∙ 6.7
8. 9+√2=√2+9 9. ∙1=
10.3 ∙ 4 = 1 43
11.2( + ) = 2 + 2
A. Inverse Prop. Of Multiplication
B. Distributive Prop.
C. Associative Prop. Of Multiplication
D. Identity Prop. Of Addition
E. Commutative Prop. Of Addition
Write an algebraic expression to model each situation.
12. the product of 8 and the sum of a number x and 3
13. The piggy bank contained $35 and you added $2.75 each day
14. You spent $45 on pencils, calculators, and rulers. Pencils (p) cost $2, calculators (c) cost $25, and rulers (r) cost $4, each.
Solve each inequality and graph the solution.
15. 2−5≥−23
16. −30 4−1 Or 3 > −4 + 15
Solve the absolute value equations and check for extraneous solutions.
18. |5−2|=9 Case 1: (Positive) (5 − 2) = 9 Case 2: (Negative) −(5 − 2) = 9
19.|2 − 8| = −4 − 2 Case 1: (Positive) Case 2: (Negative)
Solve the absolute value inequality and graph the solution.
20.6| − 4| ≤ 48 Case 1: (Positive) 6( − 4) ≤ 48 Case 2: (Negative) 6(−( − 4)) ≤ 48
Answers
Answer:b
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
Nancy and Bill collect coins. Nancy has x coins. Bill has 2 coins fewer than four times the number of coins Nancy has. Write and simplify an expression for the total number of coins Nancy and Bill have.
Answers
An expression for the total number of coins Nancy and Bill have is
5x - 2 coins.
What is a numerical expression?A numerical expression is a mathematical statement written in the form of numbers and unknown variables. We can form numerical expressions from statements.
Given, Nancy has x coins. Bill has 2 coins fewer than four times the number of coins Nancy has.
The numerical form of the statement will be for the total number of coins they both have is,
= x + (4x - 2).
= 5x - 2 coins.
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What number and 12 have an average of 27?
Answers
Answer:
\( \boxed{Number \: that \: give \: average \: of \: 27 \: with \: 12 \: is \: 42} \)
Step-by-step explanation:
Let the number be 'x'
\( = > \frac{x + 12}{2} = 27 \\ \\ = > x + 12 = 27 \times 2 \\ \\ = > x + 12 = 54 \\ \\ = > x = 54 - 12 \\ \\ = > x = 42\)
(3ab - 6a)^2 is the same as
2(3ab - 6a)
True or false?
Answers
False. The expression \((3ab - 6a)^2\) is not the same as 2(3ab - 6a).
The expression\((3ab - 6a)^2\) is not the same as 2(3ab - 6a).
To simplify \((3ab - 6a)^2\), we need to apply the exponent of 2 to the entire expression. This means we have to multiply the expression by itself.
\((3ab - 6a)^2 = (3ab - 6a)(3ab - 6a)\)
Using the distributive property, we can expand this expression:
\((3ab - 6a)(3ab - 6a) = 9a^2b^2 - 18ab^2a + 18a^2b - 36a^2\)
Simplifying further, we can combine like terms:
\(9a^2b^2 - 18ab^2a + 18a^2b - 36a^2 = 9a^2b^2 - 18ab(a - 2b) + 18a^2b - 36a^2\)
The correct simplified form of \((3ab - 6a)^2 is 9a^2b^2 - 18ab(a - 2b) + 18a^2b - 36a^2\).
The statement that\((3ab - 6a)^2\) is the same as 2(3ab - 6a) is false.
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PLEASE HELP!!!!!! Which system of equations represents the following situation?
Mrs. Stephens bought 3 containers of yogurt and 5 oranges for $2.79. The next week she bought 4 containers of yogurt and 7 oranges for $3.81, at the same prices.
Answers
What is the value of 6 x 90.6 ?
Answers
Answer:
543.6
Step-by-step explanation:
=> 6 x 90.6
=> 543.6
(1 point) Write each of the given numbers in the form a+bi: a. (e^−4−2i)^2= ____ + ______ i, b. (1+i)^18 = ____ + ______ i,
Answers
(1+i) ^18 ≈ 4.766×10^6 - 1.632×10^7i. a. To solve (e^-4-2i) ^2, we first need to simplify e^-4-2i. Using Euler's formula, we can rewrite e^-4-2i as e^-4 * e^-2i, which is equivalent to e^-4(cos (-2) +i*sin (-2)). Simplifying further, we get e^-4(cos(2)-i*sin(2)).
Now, we can square this expression to get (e^-4(cos (2)-i*sin (2))) ^2. Using the formula (a+bi)^2 = a^2 - b^2 + 2abi, we get:
(e^-4*cos(2))^2 - (e^-4*sin(2))^2 + 2*e^-4*cos(2)*i*sin(2)
Simplifying, we get:
e^-8 - e^-8*sin^2(2) + 2*e^-4*cos(2)*i*sin(2)
This is the form a+bi, so our final answer is:
a = e^-8 - e^-8*sin^2(2) ≈ 0.0153
b = 2*e^-4*cos(2)*sin(2) ≈ -0.0565
Therefore, (e^-4-2i)^2 ≈ 0.0153 - 0.0565i.
b. To solve (1+i)^18, we can use the binomial theorem, which states that (a+b)^n = Σ(n choose k)a^(n-k)*b^k, where Σ is the sum from k=0 to n. Applying this to (1+i)^18, we get:
(18 choose 0)1^18*i^0 + (18 choose 1)1^17*i^1 + (18 choose 2)1^16*i^2 + ... + (18 choose 18)1^0*i^18
Simplifying the coefficients using the formula (n choose k) = n!/((n-k)!k!), we get:
1 + 18i - 1530 - 3060i + 18564 + 145152i - 437580 - 947736i + 1352078 + 1081664i - 587863.5 - 575784i + 203887.5 + 405528i - 88749 + 35064i - 5400 + 304i
Adding up the real and imaginary parts separately, we get:
a = 4766436 ≈ 4.766×10^6
b = -16318512 ≈ -1.632×10^7
Therefore, (1+i)^18 ≈ 4.766×10^6 - 1.632×10^7i.
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Find the line integral of the vector field Ğ = (yeªy + cos(x + y))i + (xeªy + cos(x + y))} along the curve C from the origin along the x-axis to the point (6,0) and then counterclockwise around the circumference of the 6 circle x² + y² = 36 to the point ( (22).
Answers
The line integral of the vector field Ğ along the given curve C is computed in two parts. Firstly, along the x-axis from the origin to (6,0), and secondly, counterclockwise around the circumference of the circle x² + y² = 36 to (6,0).
The line integral along the x-axis involves evaluating the vector field Ğ along the curve C, which simplifies to integrating the functions ye^y + cos(x + y) and xe^y + cos(x + y) with respect to x. The result of this integration is the contribution from the x-axis segment.
For the counterclockwise path around the circle, parametrize the curve using x = 6 + 6cos(t) and y = 6sin(t), where t ranges from 0 to 2π. Substituting these values into the vector field Ğ and integrating the resulting functions with respect to t gives the contribution from the circular path. Summing the contributions from both segments yields the final line integral.
The explanation of the answer involves evaluating the line integral along the x-axis and the circular path separately. Along the x-axis segment, we need to calculate the line integral of the vector field Ğ = (ye^y + cos(x + y))i + (xe^y + cos(x + y))j with respect to x, from the origin to (6,0). This involves integrating the functions ye^y + cos(x + y) and xe^y + cos(x + y) with respect to x, while keeping y constant at 0. The result of this integration provides the contribution from the x-axis segment.
For the counterclockwise path around the circle x² + y² = 36, we can parametrize the curve using x = 6 + 6cos(t) and y = 6sin(t), where t ranges from 0 to 2π. Substituting these values into the vector field Ğ, we obtain expressions for the x and y components in terms of t. Integrating these expressions with respect to t, while considering the range of t, gives the contribution from the circular path.
To find the total line integral, we add the contributions from both segments together. This yields the final answer for the line integral of the vector field Ğ along the curve C from the origin along the x-axis to the point (6,0), and then counterclockwise around the circumference of the circle x² + y² = 36 to the point (2,2). The detailed calculations will provide the exact numerical value of the line integral.
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Melinda creates jewelry. After purchasing supplies, she had $150 left in her account. She sells five bracelets and a necklace making her new account total $235. If the necklace sold for $22. 50, which equation can be used to determine the sales price of the bracelets?.
Answers
The equation that can be used to determine the sales price of the bracelets is $22.5
Amount in her account = $150
Amount in her account after sales = $235
Change in account balance = $235 - $150
= $85
cost of necklace = $22.5
let
bracelet = x
necklace = y
The equation:
Total sales = 5x + y
85 = 5x + 22.5
85 - 22.5 = 5x
62.5 = 5x
x = 62.5/5
x = $12.5
Therefore, the cost of each bracelet is $12.5 and the cost of necklace is $22.5
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Find the Area:
2 m
4 m
10 m
Answers
Answer:
Step-by-step explanation:
rearrange the equation so X is the independent variable.
\( - 4x - 6 = 5y + 9\)
Answers
Answer:
\(x=-1.25y-3.75\)
Step-by-step explanation:
try adding 6 to both sides
-4x=5y+15
try dividing both sides by -4
x=-1.25y-3.75
Can you help me I will mark brainliest and give 50pionts
Answers
Answer:
See attachedStep-by-step explanation:
The graph is attached with all x-and y-intercepts and the vertex labelled.
a soccer team has 13 players. a starting lineup consist of 11 players, one of whom is a goalkeeper and the other 10 regular players (players are interchangeable). how many different starting lineups can the team have?
Answers
The soccer team can have 1,716 different starting lineups. The number of ways to choose 1 player out of 13 for the goalkeeper position is given by the combination formula: C(13, 1) = 13.
To calculate the number of different starting lineups, we need to determine the combinations of players that can be chosen for the starting lineup. Since there are 13 players on the team and 11 positions in the starting lineup, we need to choose 1 player for the goalkeeper position and 10 players for the regular positions. Similarly, the number of ways to choose 10 players out of the remaining 12 players for the regular positions is given by the combination formula:
C(12, 10) = 66.
To find the total number of different starting lineups, we multiply the number of choices for the goalkeeper position by the number of choices for the regular positions: 13 * 66 = 858.
However, the order of the players in the lineup doesn't matter, so we need to divide the result by the number of permutations of the 10 regular players: 858 / 10! = 1716. The soccer team can have 1,716 different starting lineups.
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HELP ASAP 25 POINTS
The circumference of a circular rug is about 37.68 feet and the diameter of the rug is 12 feet
Which expression best represents the value of pi?
Answers
The value of the irrational number, that is, the ratio of the circumference to the diameter is 37.68 / 12. (Correct choice: C)
How to estimate the value of an irrational number associated with a circumference
In this problem we have the information of the circumference of a circular rug (s), in feet, and its diameter (D), in feet. According to geometry, both variables are represented by following relationship:
s = π · D
Where π is an irrational number.
If we know that s = 37.68 ft and D = 12 ft, then the value of the irrational number is:
π = 37.68 ft / 12 ft
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Pls help I’m in 3rd grade
I need help plss
Answers
Answer:
0.88888888888
Step-by-step explanation:
Answer:
use a calculator
Step-by-step explanation:
Choose the mathematical sentence that most accurately expresses the
information in the problem, and would be most helpful in solving it.
After taking 4 pieces of fruit out of a bag, 12 pieces of fruit remained. How
many pieces of fruit were in the bag to start?
A. f: 4 = 12
B. 12 - 4 = f
C. 12 : f= 4
D. f-4 = 12
E. 4 + f = 12
F. 12 + f = 4
Answers
Answer:
D. f-4=12
Step-by-step explanation:
total fruits (f)
took 4
12 remained
taken + remainder = initial total
4 + 12 = f
f = 12 -4
Triangle XYZ has coordinates X(2, 4), Y(−3, 4), and Z(−3, 1). If the triangle is translated using the rule (x, y) → (x − 2, y + 1), what are the coordinates of Y'?
Y'(–5, 5)
Y'(0, 5)
Y'(–5, 2)
Y'(–1, 3)
Answers
Answer:
Y'(-5, 5)
Step-by-step explanation:
To find the coordinates of Y' after the translation, we apply the given rule to the coordinates of point Y(-3, 4).
Using the translation rule (x, y) → (x - 2, y + 1), we can substitute the coordinates of Y(-3, 4) into the rule:
x' = x - 2 = -3 - 2 = -5
y' = y + 1 = 4 + 1 = 5
Therefore, the coordinates of Y' are (-5, 5).
FIND PERIMETER HELP PLS
Answers
A couch and coffee table cost a total of $1140. The cost of the couch is two times the cost of the coffee table. Find the cost of each item
Answers
Answer:
coffee table = 380
couch = 760
Step-by-step explanation:
1140÷3=380
table= 380×1=380
couch = 380×2=760
Sebastian's friend gives him 4 special edition baseball cards to start his own collection.Sebastian then buys 6 new baseball cards for his collection every month.If x is the number of months, what is the linear function, f(x) that represents the total number of baseball cards in sebastians collection as a function of the number of months?
Answers
Answer:
D
Step-by-step explanation:
its 6x + the 4 he gave him
Step-by-step explanation:
A scientist removed a sample of 37.8 grams of a chemical from a containerThe sample was 4(1)/(4) grams less than (1)/(5) of the total mass of the chemical in the container. What was the measure of the total chemical in the container? Show your work.
Answers
According to the problem statement, the sample taken out was 4(1)/(4) grams less than (1)/(5) of the total mass of the chemical in the container.
So we can write an equation as follows:
37.8 = (1/5)x - 4(1/4)
Let's solve for "x" to find the total mass of the chemical in the container:
37.8 + 4(1/4) = (1/5)x
37.8 + 1 = (1/5)x
38.8 = (1/5)x
x = 38.8 x 5
x = 194 grams
Therefore, the total mass of the chemical in the container is 194 grams
if m < c = 147 , determine m < e
a) 147
b) 57
c) 33
d) 180
Answers
Answer:
c) 33
Step-by-step explanation:
We can calculate supplementary angles by subtracting the given angle from 180°. To find the other angle (in your case, ∠e), use the ∠y = 180° – ∠x where ∠x is the given angle.
Answer:
c)33
Step-by-step explanation: