I AM SO CONFUSED SOMEONE PLEASE HELP
WILL MARK BRAINLIEST:)))))

  The ant's entire distance travelled along its semicircular journey is its total distance travelled overall. The ant is travelling around a circle with radius R, thus the distance it has travelled is equal to half of the circle's circumference, πR.

The change in the ant's position is represented by a vector quantity called the displacement of the ant. The ant in this scenario begins at one end of the semi-circular path and moves 2R away from the beginning point to reach the other end. The direction of the displacement vector is from the starting point to the ending point, and the displacement's magnitude is equal to the 2R distance between the two points.

    So, the option c is most suitable option.

Therefore, πR and 2R are the ant's displacement and the distance travelled, respectively.

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Answer:

sorry also maybe a diagram would have helped

Answer:

Change the mixed fraction to improper fraction

4over3 + 3over4=×

then look for the LCM which is 12

16+9 all over 12

25 over 12

=2 whole number 1 over 12

The value for the hotspots of the similar triangles ∆ABC and ∆PWR are:

(1). angle B = 68°

(2). PQ = 5cm

(3). BC = 19.5cm

(4). area of ∆PQR = 30cm²

Similar triangles are two triangles that have the same shape, but not necessarily the same size. This means that corresponding angles of the two triangles are equal, and corresponding sides are in proportion.

(1). angle B = 180 - (22 + 90) {sum of interior angles of a triangle}

angle B = 68°

Given that the triangle ∆ABC is similar to the triangle ∆PQR.

(2). PQ/7.5cm = 12cm/18cm

PQ = (12cm × 7.5cm)/18cm {cross multiplication}

PQ = 5cm

(3). 13cm/BC = 12cm/18cm

BC = (13cm × 18cm)/12cm {cross multiplication}

BC = 19.5cm

(4). area of ∆PQR = 1/2 × 12cm × 5cm

area of ∆PQR = 6cm × 5cm

area of ∆PQR = 30cm²

Therefore, the value for the hotspots of the similar triangles ∆ABC and ∆PWR are:

(1). angle B = 68°

(2). PQ = 5cm

(3). BC = 19.5cm

(4). area of ∆PQR = 30cm²

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Answer:

Physical means the actual wires.  Physical is concerned with how the wires are connected. Logical is concerned with how they transmit.

a. Logical

Step-by-step explanation:

...

The arrangement of network cabling between devices is a physical topology. which is the correct answer would be option (C).

The physical configuration of a network, such as the physical arrangement of wires, media (computers), or cables, is referred to as its topology. A link can connect two or more devices, and when the number of connections reaches two, they constitute a physical topology.

A physical network diagram depicts the connecting of devices via cables or wireless links. A logical network diagram, on the other hand, depicts data and signal transfer throughout a network.

Therefore, the arrangement of network cabling between devices is a physical topology.

Hence, the correct answer would be an option (C).

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The area of the drawing as required to be determined in the task content is; 71.25 m².

It follows from the task content that the area of the drawing is to be determined according to the given parameters.

Since the actual rectangular shape has dimensions 95m by 75m. Upon drawing using a scale of 1m to 10m.

It follows that the dimensions of the drawing becomes; 95/10 by 75/10.

Hence, since the dimension of the drawing by evaluation is; 9.5 by 7.5;

The area of the rectangle (A = l × b) is; 9.5 × 7.5 = 71.25 m².

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The coordinates of point C are: C = (2 + (3/2) * √(13), 2 + (3/2) *√ ((13))

How to find coordinates of point?

To find the coordinates of point C, we can use the midpoint formula, which gives the coordinates of the midpoint of a line segment. We know that point C is 3/4 of the way from point A to point B, so it is closer to B than to A. Therefore, we can find the coordinates of C by finding the midpoint of the line segment AB and then moving 3/4 of the distance from the midpoint to B.

The midpoint of AB can be found by averaging the x-coordinates and the y-coordinates of A and B, respectively:

Midpoint M = ((-4 + 8)/2 , (-2 + 6)/2) = (2, 2)

Now, we need to find the distance from M to B and move 3/4 of that distance in the direction of B. We can use the distance formula to find the distance between two points:

distance MB = √((8 - 2)² + (6 - 2)²) = √(36 + 16) = √(52)

So, the distance from M to C is 3/4 of √(52), which is:

distance MC = (3/4) * √(52) = (3/4) * 2 * √(13) = (3/2) * √(13)

To move in the direction of B, we need to add the x-component and y-component of the distance MC to the x-coordinate and y-coordinate of M, respectively:

x-coordinate of C = 2 + (3/2) * √(13)

y-coordinate of C = 2 + (3/2) * √(13)

Therefore, the coordinates of point C are:

C = (2 + (3/2) * √(13), 2 + (3/2) * √(13))

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Answer:

93

Step-by-step explanation:

87 + x = (90*2)

87 + x = 180

x = 180-87

x = 93

Answer:

93

Step-by-step explanation:

The information on the congruency of two angles and the non included side on one triangle to two angles and the non included side on the other triangle is sufficient for the AAS conditions of congruency between two triangles. The correct option is therefore;

The AAS (Angle-Angle-Side) congruency postulate states that if two angles and a non included side on one triangle are congruent with two sides and the non included side of another triangle, then, the two triangles are congruent.

The information on the two  triangles are;

∠R ≅ ∠U

\(\overline{PQ}\) ≅ \(\overline{ST}\)

∠Q ≅ ∠T

The information are two angles and the non included side of the two triangles

Angle ∠R and angle ∠Q and segment \(\overline{PQ}\) are two angles and the non included side of triangle ΔRPQ

Angle ∠U and angle ∠T and the segment \(\overline{ST}\) are two angles and the non included side of triangle ΔUST

Therefore, two angles and the non included side of triangle ΔRPQ are congruent to two angles and the non included side of triangle ΔUST, which indicates that triangle ΔRPQ and triangle ΔUST are congruent by Angle-Angle-Side, AAS congruency postulate.

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Answer:

700members

Step-by-step explanation:

36%=252

100%=?

100×252/36

=700

Answer:

700 members in the gym

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

fastest way to find out the answer is to replace each solution with the xs of the equation and see if it is Equal to 4. the only solution that is equal to 4 is D)1/3

The vegetarian ratio would presumably be: 5 million / (5 million + 50 million) = 0.100 which is equivalent to 10%.

To calculate the proportion of vegetarians to non-vegetarians in Bradley's country, one needs to first assess the amount of vegetarians and non-vegetarians living there.

This can be accomplished through reliance on surveys, census data, or further research methods. By dividing the number of vegetarians in comparison to the total number of both vegetarians and non-vegetarians, one can generate a ratio that reveals this information.

For example, let's say Bradley's country contains 5 million vegetarians among a general population of 50 million people. The vegetarian ratio would presumably be: 5 million / (5 million + 50 million) = 0.100 which is equivalent to 10%.

Similarly, as Bradley attempts to distinguish appropriate vegetable, meat, and dessert recipes for his cookbook - 10%, 18%, and 42% respectively - he can utilize this same formula. As an example it could be assumed that if there are 150 recipes in total then 15 would incorporate vegetables as part of their contents - 10% out of 150 recipes - while 30% or 27 recipes would idealized around containing meat components as well as 70% or 63 desserts.

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If Amy and Amanda's restaurant bill comes to $22.80 and they decide to tip the waitress 15%, the waitress will receive $3.42 as a tip.

To calculate the tip amount, we need to find 15% of the total bill. In this case, the total bill is $22.80. Convert the percentage to decimal form. To do this, we divide the percentage by 100. In this case, 15 divided by 100 is equal to 0.15. Therefore, 15% can be written as 0.15 in decimal form.

Multiply the decimal form of the percentage by the total bill. By multiplying 0.15 by $22.80, we can find the amount of the tip. 0.15 × $22.80 = $3.42.

Therefore, the waitress will receive a tip of $3.42. In total, the amount the waitress will receive, including the tip, is the sum of the bill and the tip. $22.80 (bill) + $3.42 (tip) = $26.22. So, the waitress will receive a total of $26.22, including the tip.

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The statement that could be true for the function g is: OA. g(-13) = 20.A is correct answer.

To determine which statement could be true for the function g, we need to examine the given information about the domain, range, and specific function values.

Given information:

Domain: -20 ≤ x ≤ 5

Range: -5 ≤ g(x) ≤ 45

g(0) = -2

g(-9) = 6

Let's analyze each statement:

OA. g(-13) = 20

Since the domain is -20 ≤ x ≤ 5, and -13 falls within this range, it is possible for g(-13) to be 20. This statement could be true.

OB. g(7) = -1

The domain is limited to -20 ≤ x ≤ 5, and 7 is outside this range. Therefore, g(7) is not defined within the given domain. This statement cannot be true.

OC. g(0) = 2

From the given information, we know that g(0) = -2. Therefore, g(0) cannot be 2. This statement cannot be true.

OD. g(-4) = -11

Since the domain is -20 ≤ x ≤ 5, and -4 falls within this range, it is possible for g(-4) to be -11. This statement could be true.

Based on the given information, the statement that could be true for the function g is:

OA. g(-13) = 20

Please note that there may be other statements that could be true for the function g, but based on the given options, option OA is the most plausible one. A is correct answer.

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Answer:

7.16

Step-by-step explanation:

Let's write the line in slope-intercept form.

y = mx + b

m = slope

b = y-intercept.

Let's use the two points to calculate our slope.

Slope = (-9 -(-1)) / -3 = -8 / -3 = 8 / 3

Our line so far: y = 8/3x + b

Let's plug one of our points into the equation to find b.

-1 = 8/3(0) + b

-1 = b

Our line is: y = 8/3x - 1

Yes, the mean and standard deviation of a sampling distribution can be calculated even if the population is not normal.

However, it is important to note that certain conditions must be met for the sampling distribution to be approximately normal, particularly when the sample size is large due to the Central Limit Theorem.

Assuming the sampling distribution meets the necessary conditions, here's how you can calculate the mean and standard deviation:

Mean of the Sampling Distribution:

The mean of the sampling distribution is equal to the mean of the population. Regardless of the population's distribution, the mean of the sampling distribution will be the same as the mean of the population.

Standard Deviation of the Sampling Distribution:

If the population standard deviation (σ) is known, the standard deviation of the sampling distribution (also known as the standard error) can be calculated using the formula:

Standard Deviation (σ_x(bar)) = σ / √n

where σ_x(bar) represents the standard deviation of the sampling distribution, σ is the population standard deviation, and n is the sample size.

If the population standard deviation (σ) is unknown, you can estimate the standard deviation of the sampling distribution using the sample standard deviation (s). In this case, the formula becomes:

Standard Deviation (s_x(bar)) = s / √n

where s_x(bar) represents the estimated standard deviation of the sampling distribution, s is the sample standard deviation, and n is the sample size.

It is important to keep in mind that these calculations assume that the sampling distribution is approximately normal due to the Central Limit Theorem. If the sample size is small or the population distribution is heavily skewed or has extreme outliers, the sampling distribution may not be approximately normal, and different techniques or approaches may be required to estimate its properties.

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The probability that the hotel receives at least one of the defective sets is 99.59%

To find the probability that the hotel receives at least one defective set, we can use the concept of complementary probability.

The probability of the hotel receiving at least one defective set is equal to 1 minus the probability of the hotel receiving no defective sets.

The probability of the hotel receiving no defective sets can be calculated as the ratio of the number of ways to choose 6 non-defective sets out of the total number of ways to choose any 6 sets.

The total number of ways to choose 6 sets from the shipment of 13 sets is given by the binomial coefficient C(13, 6).

The number of ways to choose 6 non-defective sets from the remaining 13 - 6 = 7 non-defective sets is given by the binomial coefficient C(7, 6).

Therefore, the probability of the hotel receiving no defective sets is:

P(no defective sets) = C(7, 6) / C(13, 6)

To find the probability of receiving at least one defective set, we subtract this probability from 1:

P(at least one defective set) = 1 - P(no defective sets)

Calculating the values:

C(7, 6) = 7

C(13, 6) = 1716

P(no defective sets) = 7 / 1716

P(at least one defective set) = 1 - 7 / 1716

Therefore, the probability that the hotel receives at least one defective set is approximately:

P(at least one defective set) ≈ 1 - 0.0041 ≈ 0.9959 or 99.59%

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Two lines that form a right angle at their point of intersection are perpendicular to each other.

The negative reciprocal is equal to the slope of the perpendicular lines. A transversal line is a line that is perpendicular to two parallel lines. Equal pairs of alternate angles and matching angles are created in the case of the transversal line.

When two lines intersect at a right angle, they are perpendicular to each other. The junction is referred to as the point of perpendicularity. The perpendicular lines form a 90-degree angle, and they can be used to create a coordinate system or used in geometric constructions. Such lines are called perpendicular lines.

Correct Question :

Two lines that form a right angle at their point of intersection are called what?

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The number of nickels Bill has is 10.

Therefore, Bill has 10 nickels and 30 dimes.

The given question is as follows.

Bill has a collection of 40 nickels and dimes.

Together, they add up to $3.50.

Bill have of each coin :

To solve the given problem, let's consider the following steps.

Step 1: Let x be the number of nickels and y be the number of dimes.

Based on the given data, we can form the following two equations:

x + y = 40 ... (1) (because Bill has 40 nickels and dimes)

0.05x + 0.10y = 3.50 ... (2) (because the sum of 40 nickels and dimes is $3.50)

Step 2: Solve the equations (1) and (2) by elimination method by multiplying equation (1) with 0.05 and subtracting it from equation (2).

0.05x + 0.05y = 2 ... (3)0.05x + 0.10y = 3.50 ... (4)

Subtracting equation (3) from equation (4),

we get0.05y = 1.50

Dividing both sides by 0.05, we get

y = 30

Therefore, the number of dimes Bill has is 30.

Step 3: Now, substitute the value of y in equation (1), we get

x + 30 = 40

Subtracting 30 from both sides, we get x = 10.

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The most efficient method to see the input area and summary statistics is to use the split command.

It should be noted that statistics is the branch of mathematics that deals with data collection, organization, and presentation.

In this case, the most efficient method to see the input area and summary statistics is to use the split command and adjust one pane to see the input section and another pane to see the summary statistics.

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Answer: -5/3

Step-by-step explanation:

Answer: m = -4/3

Step-by-step explanation:

If you're given two different coordinates, and you want to find the slope, the general rule is that you subtract the first coordinates from the first. The formula for these kinds of problems is \(\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\) .

Answer:

the answer to that is =(-2,0) , because when you draw your graph you can see where the curve touches, the x axis on -2 and 0.

Answer:

(- 2, 0 ) and (0, 0 )

Step-by-step explanation:

The x- intercepts are where the graph intersects with the x- axis.

Here, there are 2 points where the graph crosses the x- axis, that is

(- 2, 0 ) and (0, 0 )

The straight line distance (meters) from sheehan lake (point a) to the small lake (point b) is 1700 m .

The sheehan lake (point A) is at 2000 m .

The small lake ( point B) is at 3700 m .

Distance between the two lake can be calculated by finding the difference between lakes .

To find the distance between sheehan lake and small lake = point B - point A .

Distance =  3700 - 2000

Distance = 1700 m .

The distance (meters) from sheehan lake (point a) to the small lake (point b) is 1700 m .

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The question is incomplete the complete question is :

Step-by-step explanation:

In a parallelogram, opposite sides are equal and parallel. Therefore,

QT = PS = 3y ...(1)

PT + TR = PS

y + 2x + 1 = 3x + 9

2x - y = 4 .....(2)

PR = QT = 3y

PR = SQ = 3x + 9 ....(3)

From equations (1) and (3), we can see that:

3y = 3x + 9

y = x + 3

Substitute this value of y in equation (2):

2x - (x + 3) = 4

x = 7

To find the value of y, we can substitute x = 7 in equation (2):

2(7) - y = 4

y = 10

Therefore, x = 7 and y = 10.

1.  The simultaneous solution of the given equations is X=12/5 and Y=4/5

2.1)The combination of X and Y that will yield the optimum for this problem is X=0 and Y=3.3.

2)The combination of X and Y that will provide a minimum for this problem is X=3 and Y=0.

To find the simultaneous solution of the given equations 4X+3Y=12 and 2X+4Y=8, we can use the method of elimination, also known as the addition method. Multiplying the second equation by 2, we get 4X+8Y=16.

Now, we can subtract the first equation from the second equation: 4X+8Y - (4X+3Y) = 8Y - 3Y = 5Y and 16 - 12 = 4. Thus, 5Y=4 or Y = 4/5.

Substituting this value of Y in any of the two equations, we can find the value of X. Let's substitute this value of Y in the first equation: 4X+3(4/5)=12 or 4X

= 12 - (12/5)

= (60-12)/5

= 48/5.

Thus, X = 12/5. Hence, the simultaneous solution of the given equations is X=12/5 and Y=4/5.2. To find the optimal values of X and Y that will maximize the objective function Z=$10X+$50Y, we need to use the method of linear programming.

First, let's plot the feasible region defined by the given constraints:We can see that the feasible region is bounded by the lines 3X+4Y=12, 2X+5Y=10, X=0, and Y=0.

To find the optimal solution, we need to evaluate the objective function at each of the corner points of the feasible region, and choose the one that gives the maximum value.

Let's denote the corner points as A, B, C, and D, as shown above. The coordinates of these points are: A=(0,3), B=(2,1), C=(5/2,0), and D=(0,0). Now, let's evaluate the objective function Z=$10X+$50Y at each of these points:

Z(A)=$10(0)+$50(3)

=$150, Z(B)

=$10(2)+$50(1)

=$70, Z(C)

=$10(5/2)+$50(0)

=$25, Z(D)

=$10(0)+$50(0)=0.

Thus, we can see that the maximum value of Z is obtained at point A, where X=0 and Y=3. Therefore, the combination of X and Y that will yield the optimum for this problem is X=0 and Y=3.3.

To find the combination of X and Y that will provide a minimum for the problem Minimize Z=X+5Y subject to: 4X+3Y≥12 and 2X+5Y≥10, we need to use the same method of linear programming as above.

First, let's plot the feasible region defined by the given constraints:We can see that the feasible region is bounded by the lines 4X+3Y=12, 2X+5Y=10, X=0, and Y=0.

To find the optimal solution, we need to evaluate the objective function Z=X+5Y at each of the corner points of the feasible region, and choose the one that gives the minimum value.

Let's denote the corner points as A, B, C, and D, as shown above.

The coordinates of these points are: A=(3,0), B=(5,1), C=(0,4), and D=(0,0).

Now, let's evaluate the objective function Z=X+5Y at each of these points:

Z(A)=3+5(0)=3,

Z(B)=5+5(1)=10,

Z(C)=0+5(4)=20,

Z(D)=0+5(0)=0.

Thus, we can see that the minimum value of Z is obtained at point A, where X=3 and Y=0. Therefore, the combination of X and Y that will provide a minimum for this problem is X=3 and Y=0.

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