Which met represents this solid figure

A. Net 1
B. Net 2
C. Net 3
D. Net 4

Pls help ​

The way we can find the pencil Dan has in total is 16+5

A word problem is a math problem written out as a short story or scenario. Basically, it describes a realistic problem and asks you to imagine how you would solve it using math.

This word problem are interpreted to mathematical equations.

San has 16 pencils with him before,

Quentin gives him more 5 pencils

then the total pencil Dan will have is obtained by adding all the pencils together,

= 16+5

= 21 pencils

therefore the total number of pencil is found by 16+5 = 21

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To solve for x in the equation:

11.6% = x × 17.8% + (1 - x) × 8.4%

We can first convert the percentages to decimal form:

11.6% = 0.116

17.8% = 0.178

8.4% = 0.084

Substituting these values into the equation, we get:

0.116 = x  0.178 + (1 - x) × 0.084

Next, we can simplify the equation by distributing the (1 - x) term:

0.116 = x × 0.178 + 0.084 - x × 0.084

Simplifying further by combining like terms, we get:

0.116 = 0.178x + 0.084 - 0.084x

0.116 = 0.094x + 0.084

Subtracting 0.084 from both sides of the equation, we get:

0.032 = 0.094x

Finally, dividing both sides of the equation by 0.094, we get:

x = 0.3404 or approximately 0.34

Therefore, x is approximately 0.34

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The statement that is not correct is FG/RS = EF/OS, the correct option is C.

A side of one triangle = k times corresponding side of its similar triangle

where k is the scale factor, constant for one pair of similar triangles. Now when we will take their ratio, the value of k cancels out, leaving no difference between first triangle or second triangle, but only caring if they are similar or not(which depends on angles).

Thus, the trigonometric functions depend only on angles.

We are given that;

Triangles EFG and QRS are similar

Now,

Option A states that EF/QR = CE/SQ, which is true by the definition of similarity of triangles.

Option B states that FG/RS = EG/QS, which is also true by the definition of similarity of triangles.

Option D states that 4GE/SQ = FE/RQ, which is also true as corresponding sides are proportional.

However, option C states that FG/RS = EF/OS, which is not necessarily true. There is no direct relationship between side OS and triangle EFG, so the ratio FG/RS cannot be equated to the ratio EF/OS.

Therefore, by the given similar triangles answer will be FG/RS = EF/OS.

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Answer: im sorry you got scamed :(  but heres the answer the answer is C! Min: 30, Q1: 44, Median: 60, Q3: 70, Max: 82

Step-by-step explanation:

How do i know this? well if you look at the box plot it shows you that! it shows a tick on 30, 44, 60, 70 and 82 to its corresponding quartiles. and answer C is the only one that shows this. therefore the answer is C!

There are 37 pupils in the class.

The ratio can be defined as the number that can be used to represent one quantity as a percentage of another. Only when the two numbers in a ratio have the same unit can they be compared. Ratios are used to compare two objects.

Given, the ratio of girls to boys is 4:3, this means that for every 4 girls, there are 3 boys.

We can use this ratio to find the number of boys in the class. Let's set up a proportion:

4 girls : 3 boys = 21 girls : x boys

where x is the number of boys in the class.

To solve for x, we can cross-multiply:

4 girls * x boys = 3 boys * 21 girls

4x = 63

x = 15.75

We can't have a fractional number of students, so we need to round up to the nearest whole number. This means there are 16 boys in the class.

Total number of pupils = 21 girls + 16 boys = 37 pupils

Therefore, there are 37 pupils in the class.

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Complete question:

the ratio of girls to boys is 4:3. Calculate how many pupils there are in the class if there are 21 girls.​

The solutions to the quadratic equation [tex]X^2 + 7X = 0[/tex] are X = 0 and X = -7.

What is quadratic equation?

A quadratic equation is a polynomial equation of the second degree, which means it contains one or more terms that are raised to the power of two. The standard form of a quadratic equation is:

[tex]ax^2 + bx + c = 0[/tex]

where a, b, and c are constants, and x is the variable. The value of x that satisfies the equation is called the root or solution of the quadratic equation.

Quadratic equations can have one, two, or no real solutions, depending on the value of the discriminant [tex]b^2 - 4ac[/tex]. If the discriminant is positive, the equation has two real solutions; if it is zero, the equation has one real solution; and if it is negative, the equation has no real solutions but two complex solutions.

To solve the quadratic equation [tex]X^2 + 7X = 0[/tex] by factoring, we first write it in the standard form:

[tex]X^2 + 7X = 0[/tex]

Next, we factor out the common factor X:

X(X + 7) = 0

Now, we can apply the zero product property, which states that if the product of two factors is zero, then at least one of the factors must be zero. In this case, we have:

X = 0 or X + 7 = 0

Solving for X in each equation, we get:

X = 0 or X = -7

Therefore, the solutions to the quadratic equation X^2 + 7X = 0 are X = 0 and X = -7.

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Question:

[tex]X^2 + 7X = 0[/tex]

Solving Quadratics by Factoring

Answer:

slope = 1/3

Step-by-step explanation:

9x-3y=81

-9x       -9x

3y/3= -9x + 81/3

y = -3x +27

is perpendicular to...

y = 1/3x + 27

By using all steps below we can regroup the 89.600 - 47.131 = 42.469.

The first digit after the decimal represents the tenths place. The next digit after the decimal represents the hundredth place. The remaining digits continue to fill in the place values until there are no digits left.

To regroup and show your work for the subtraction problem 89.600 - 47.131, you can line up the numbers vertically with the decimal points aligned, like this:

 89.600 - 47.131 =

Start by subtracting the one's place (0 - 1). Since 0 is less than 1, you need to borrow 1 from the tens place, which becomes 8 - 1 = 7.

The one place becomes 10 + 0 - 1 = 9.

  89.600 - 47.131 = 2.469

Next, subtract the tenth place (0 - 3). Since 0 is less than 3, you need to borrow 1 from the one place, which becomes 9 - 1 = 8.

The tenth place becomes 10 + 0 - 3 = 7.

89.600 - 47.131 = 42.469

Finally, subtract the hundredth place (9 - 1), which gives 8.

 89.600 - 47.131 = 42.469

Therefore, By using all the above steps we can regroup the 89.600 - 47.131 = 42.469.

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The measure of x from the angles of the parallel lines are solved

Straight, equally spaced lines that never cross each other and are on the same plane are called parallel lines. The angles that are created when any two parallel lines are intersected by a line (referred to as the transversal) have a relationship. Corresponding angles, Alternate Interior Angles, Alternate Exterior Angles, and Consecutive Interior Angles are some of the several pairs of angles that are created at this intersection.

Corresponding angles

When two parallel lines are intersected by a transversal, the corresponding angles have the same relative position

Alternate Interior Angles

Alternate interior angles are formed on the inside of two parallel lines which are intersected by a transversal.

Alternate Exterior Angles

The pairs of angles formed on either side of a transversal that divides two parallel lines are known as alternate exterior angles.

Consecutive Interior Angles

When two parallel lines are cut by a transversal, the pairs of angles formed on the inside of one side of the transversal are called consecutive interior angles or co-interior angles.

Given data ,

Let the figure be represented as A

Now , let the missing angle be represented as x

a)

Let the figure be A

Now , the measure of m∠x = 125° ( corresponding angles )

So , the measure of angle x = 125°

b)

Let the figure be A

Now , the measure of m∠x = 57° ( alternate interior angles )

So , the measure of angle x = 57°

c)

Let the figure be A

Now , the measure of m∠x = 70° ( Vertically opposite angles are same )

So , the measure of angle x = 70°

d)

Let the figure be A

Now , the measure of m∠x = 180° - 105°( co interior angles add up to 180° )

So , the measure of angle x = 75°

e)

Let the figure be A

Now , the measure of m∠x = 180° - 53°( co interior angles add up to 180° )

So , the measure of angle x = 127°

f)

Let the figure be A

Now , the measure of m∠x = 180° - 133° ( corresponding angles )

So , the measure of angle x = 47°

Hence , the measures of angles are solved

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Answer:

c = 8t + 2.5

Step-by-step explanation:

The total cost c of buying t tickets is given by:

c = 8t + 2.5

Answer:

The total cost of buying t tickets can be represented by the equation:

c = 8t + 2.50

Where:

c is the total cost in dollars

t is the number of tickets bought

a) The correct null and alternative hypotheses are: given in option A:
H₀: Pkids = Padults

Ha: Pkids < Padults

b) the p-value is 0.004 (rounded to three significant figures).

a) The correct null and alternative hypotheses are:

H₀: Pkids = Padults (The proportion of kids who eat cereal for breakfast is equal to the proportion of adults who eat cereal for breakfast)

Ha: Pkids < Padults (The proportion of kids who eat cereal for breakfast is less than the proportion of adults who eat cereal for breakfast)

b) To test this claim, we can use a two-sample z-test for proportions. We calculate the test statistic as follows:

z = (phat1 - phat2) / √(p*(1-p)*(1/n1 + 1/n2))

where phat1 and phat2 are the sample proportions, n1 and n2 are the sample sizes, and p is the pooled proportion. The pooled proportion is calculated as:

p = (x1 + x2) / (n1 + n2)

where x1 and x2 are the number of successes in each sample.

Using the given data, we have:

phat1 = 70/95 = 0.737

phat2 = 35/58 = 0.603

n1 = 95

n2 = 58

x1 = 70

x2 = 35

p = (70 + 35) / (95 + 58)

= 0.680

Then, the test statistic is:

z = (0.737 - 0.603) / √(0.680*(1-0.680)*(1/95 + 1/58))

= 2.62

Using a standard normal distribution table or calculator, we find the p-value associated with a z-score of 2.62 is approximately 0.004.

Therefore, the p-value is 0.004 (rounded to three significant figures).

Since the p-value is less than the significance level of 0.05, we reject the null hypothesis and conclude that there is sufficient evidence to suggest that the proportion of kids who eat cereal for breakfast is less than the proportion of adults who eat cereal for breakfast.

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Full Question:

Cereal for Breakfast. A parent claims that kids eat cereal for breakfast more often than adults. A statistics-loving friend of the parent does some internet research and finds the following polling data. Of 95 kids polled, 70 of them say cereal is their most common breakfast. Of 58 adults polled, 35 of them say cereal is their most common breakfast. Test the parent's claim using these data.

a) Select the correct null and alternative hypotheses

H₀: Pkids = Padults

Ha: Pkids < Padults

H₀: Pkids = Padults

Hat Pkids ≠ Padults

H₀: Pkids = Padults

Ha: Pkids > Padults

b) Find the p-value (round to three significant figures).

Answer:

No, lines of latitude on a globe are not examples of lines in elliptic geometry. Elliptic geometry is a non-Euclidean geometry in which there are no parallel lines, and the sum of the angles in a triangle is greater than 180 degrees. However, lines of latitude on a globe are examples of lines in spherical geometry, which is a type of elliptic geometry. In spherical geometry, lines of latitude are great circles, which are the largest circles that can be drawn on a sphere and are analogous to the equator on Earth. Unlike lines in Euclidean geometry, great circles on a sphere do not maintain a constant distance from each other and intersect at two points on the sphere.

Step-by-step explanation:

Answer:

Step-by-step explanation:

To convert a degree of likelihood to a probability value, we use the formula:

probability = number of favorable outcomes / total number of possible outcomes

In this case, the chances of encountering a car crash on the road are stated as "5 in 17", which means there are 5 favorable outcomes (encountering a car crash) out of 17 possible outcomes (driving on the road).

So, the probability of encountering a car crash can be calculated as:

probability = 5/17

This fraction can be simplified by dividing both the numerator and denominator by their greatest common factor, which is 1 in this case. Therefore, the probability of encountering a car crash on the road is:

probability = 5/17 ≈ 0.2941

Since the probability value is between 0 and 1 inclusive, we can express the indicated degree of likelihood as a probability value of approximately 0.2941.

The diagonal length of his current TV is 65 inches.

Pythagoras theorem states that for a right-angled triangle, the square of the hypotenuse is the sum of the squares of base and altitude. It can be used to find the diagonal of a rectangle if we know the length and the width.

As per the given data:

Length of the TV (l) = 56 inches

Width of the TV (b) = 33 inches

To find the diagonal length (d) of the TV:

From Pythagoras theorem:

[tex]d = \sqrt{l^2 +b^2}\\d = \sqrt{(56)^2 +(33)^2}\\d = \sqrt{3136 +1089}\\d = \sqrt{4225}\\d = 65 inches[/tex]

Hence, the diagonal length of his current TV is 65 inches.

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The solution is,

Total capacity: 12 gallons

Equation: G = 12 - R*t

A mathematical expression is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

here, we have,

Let R be rate of gas consumption by car = 2 gallons/hr

Let G be the gallons in the car left

let g be the gallons used by the car while driving

Driven time, t = 4 hrs

Remaining gas =4 gallons

according to the question,

consumption rate, R = g/t

After driving for 4 hours

2 = g/4

g = 2*4 = 8 gallons

remaining gas = 4 gallons

therefore, total capacity of the car = 8 + 4 = 12 gallons

equation in terms of gas left,

G = 12 - R*t

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Answer:

8

Step-by-step explanation:

Number of Riders on the Train

Week 1

Day

Monday

Tuesday

Wednesday

Thursd

The bridge needs to be 1.6 miles long. The solution has been obtained by using Pythagoras theorem.

What is Pythagoras theorem?

According to the Pythagorean Theorem, the square of a right-angled triangle's hypotenuse side is equal to the sum of the squares of its other two sides.

We are given a right angled triangle with base 3 miles and the hypotenuse 3.4 miles.

The perpendicular is given to be 'x'.

Using Pythagoras theorem, we know that

⇒Hypotenuse² = Perpendicular² + Base²

⇒(3.4)² = x² + 3²

⇒11.56 = x² + 9

⇒x² = 2.56

⇒x = 1.6 miles

Hence, the bridge needs to be 1.6 miles long.

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Answer: [tex]$m=-\frac{1}{22}$[/tex]   [tex]$b=\frac{15}{22}$[/tex]

Step-by-step explanation:

To find the equation of the tangent line to the curve [tex]$xy^3+xy= 14$[/tex] at the point [tex]$(7,1)$[/tex] we need to first find the derivative of the equation with respect to x using implicit differentiation.

Taking the derivative of both sides with respect to x:

[tex]$\frac{d}{dx}(xy^3+xy)=\frac{d}{dx}(14)$[/tex]

Using the product rule and chain rule:

[tex]$y^3+x(3y^2\frac{dy}{dx}+y)=0$[/tex]

Simplifying and solving for [tex]$\frac{dy}{dx}$[/tex]

[tex]$\frac{dy}{dx}=-\frac{y}{3y^2+1}$[/tex]

Now we can substitute x=7 and y=1 into this equation to find the slope of the tangent line at the point (7,1):

[tex]$m=\left.-\frac{y}{3y^2+1}\right|_{(7,1)}=-\frac{1}{22}$[/tex]

So the slope of the tangent line is [tex]$-\frac{1}{22}$[/tex]

To find the y-intercept, we can use the point-slope form of the equation of a line:

[tex]$y-1 = m(x-7)$[/tex]

[tex]$y=mx+(1-7m)$[/tex]

Therefore, the equation of the tangent line to the curve [tex]$xy^3+xy=14$[/tex] at the point (7,1) can be written as:

[tex]$y=-\frac{1}{22}x+\frac{15}{22}$[/tex]

So [tex]$m=-\frac{1}{22}$[/tex] and [tex]$b=\frac{15}{22}$[/tex]

Answer: 90%

Step-by-step explanation:

18/2=9

20/2=10

9 out of 10 is 90%

Answer: 81.82%

Step-by-step explanation: A percentage is a number or ratio that can be expressed as a fraction of 100.

here, we have,

given that,

In Mrs. Stone's class, 18 out of 22 students turned in their homework on time.

now,

the  percent of the class turned their homework in on time is,

18/22 * 100

=81.82%

Answer:

72 of the students are right handed.

Step-by-step explanation:

Answer:

72

Step-by-step explanation:

90 x 80

100

= 72

Kevin will have 6 ounces of fruit snack left over after filling the 4 pound containers.

There are several systems of measurement units, including the International System of Units (SI), the United States customary system, and the British imperial system. The SI is the most widely used system and is based on seven base units, including the meter (length), kilogram (mass), second (time), ampere (electric current), kelvin (temperature), mole (amount of substance), and candela (luminous intensity).

To determine how many containers Kevin can fill, we need to first calculate the total weight of the fruit snack.

Total weight of the fruit snack = Weight of dried apples + Weight of dried cranberries

= 48 ounces + 22 ounces

= 70 ounces

Since there are 16 ounces in 1 pound, we can convert the total weight to pounds as follows:

Total weight in pounds = 70 ounces ÷ 16 ounces/pound

= 4.375 pounds

Therefore, Kevin can fill 4 pound containers with fruit snack, with 0.375 pounds of fruit snack left over.

To determine if any fruit snack will be left over, we need to convert the remaining weight of 0.375 pounds back to ounces:

0.375 pounds × 16 ounces/pound = 6 ounces

Therefore, Kevin will have 6 ounces of fruit snack left over after filling the 4 pound containers.

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The worker will earn 24,000 naira in 1/2 year

A worker earns 4000 naira per month

The amount he earns in 1/2 year can be calculated as follows

1/2 of a year is 6 months

The amount of money the worker will earn in six months can be calculated as follows

= 4,000 × 6

= 24,000

Hence the worker will earn 24,000 naira in 1/2 of a year(six months)

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The triangle has a surface area of 12 square centimetres.

We can apply the following formula to determine the triangle's area:

Area = base x height x half

The triangle's height in this instance is 4 cm, while its base is 6 cm. We can therefore determine the area by substituting these values into the formula as follows:

Area: 0.5 by 6.4 by 4.4 cm

Amount = 12 cm2

Hence, the triangle has a surface area of 12 square centimetres.

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Answer:

0

Step-by-step explanation:

X^2(x+3)(x-b)=0x2 = 0x =√0x= 0

(hope this helps you <:)

the amount Mrs. Lee buys in pounds of ham is given by y = 2x - 2.5.

Why it is and what is pound ?

If Mrs. Kim buys 2x pounds of ham, then Mrs. Lee buys 2.5 less pounds, or (2x - 2.5) pounds of ham.

We are asked to express the amount Mrs. Lee buys in terms of x, so we can write:

y = 2x - 2.5

Therefore, the amount Mrs. Lee buys in pounds of ham is given by y = 2x - 2.5.

Pound is a unit of measurement used to quantify weight or mass. It is abbreviated as "lb" or "lbs" and is commonly used in the United States and other countries. One pound is approximately 0.45 kilograms.

The pound is defined as exactly 0.45359237 kilograms, which is based on the international avoirdupois pound. In everyday use, the pound is often used to measure the weight of objects such as food, animals, and people.

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Answer:

We can start by dividing the total amount of fertilizer by the number of acres:

162 pounds / 4 acres = 40.5 pounds per acre

Therefore, the farmer uses 40.5 pounds of fertilizer on each acre of crops.

Step-by-step explanation:

Answer:

Elsa's income tax for last year was 2,660 dollars.

Step-by-step explanation: