Quadrilateral WXYZ will be rotated 180° about the origin and then reflected across the Y axis. Choose all of the statements about the quadrilateral and/or the transformed quadrilateral that are correct.​

Answers

Answer 1

Answer:

The quadrilaterals will be congruent  

The quadrilateral will now appear in Quadrant 2

Step-by-step explanation:

Given

[tex]W = (-7,-2)[/tex]

[tex]X= (-4,-2)[/tex]

[tex]Z = (-6,-6)[/tex]

[tex]Y =(-3,-7)[/tex]

Rotation across 180 degrees

Reflection across y-axis

Required

The true statement

Using point W as a point of reference; We have:

[tex]W = (-7,-2)[/tex]

1. Rotation across 180 degrees

The rule is:

[tex](x,y) \to (-x,-y)[/tex]

So:

[tex]W(-7,-2) \to W'(7,2)[/tex]

2. Reflection across y-axis

The rule is:

[tex](x,y) \to (-x,y)[/tex]

So:

[tex]W'(7,2) \to (-7,2)[/tex]

Using the above transformation on the other points; We have:

[tex]W(-7,-2) \to W"(-7,2)[/tex]

[tex]X (-4,-2) \to X "(-4,2)[/tex]

[tex]Z (-6,-6) \to Z" (-6,6)[/tex]

[tex]Y(-3,-7) \to Y"(-3,7)[/tex]

Plot the above points on a grid (see attachment).

From the grid, we can conclude that: the quadrilaterals will be congruent  , and it will appear in Quadrant 2.

Quadrilateral WXYZ Will Be Rotated 180 About The Origin And Then Reflected Across The Y Axis. Choose
Answer 2

Answer:

what the guy above me said

Step-by-step explanation:

i copied his answer got it right


Related Questions

PLEASE HELP I NEED THE ANSWER ASAP!!

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Answer:

A :)

Step-by-step explanation:


Please help ASAP !!!!!!

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I can't see the problem try taking another photo

Rewrite sin 225 degrees in terms of its reference angle. You do not need to evaluate sin 225.

Answers

Answer:

225°: 45° (π / 4)

What do teens say when they are having a difficulty with even numbers in their math class​

Answers

the answer is- I can't even. I think lol

As solving more complex problems involves a degree of planning as to how you will arrive at the answer, dyspraxic learners may find it difficult to get started. They can also struggle with the sequence of steps and correct order of operations in math. Attention difficulties can affect math skills in a number of ways.

Find the area of the figure shown. Please help!!!

Answers

Answer:

See attached image!

Step-by-step explanation:

could ya'll help me you know I'm bad at it

Answers

She has 2 outfits Bc there’s only 2 pairs of shoes so therefore only 2 outfits

Answer:

Jane has 30 different outfits she can choose from.

Step-by-step explanation:

Jane has 3 pairs of pants, 5 shirts for each pair of pants, and 2 shoes for each shirt. So the total amount of different outfits she can wear is [tex]3 * 5*2[/tex] = 30 different outfits.

21 is less than or equal to -3(x-4) is less than 18

Answers

Answer:

-3 ≤ x <-2

Step-by-step explanation:

First, you should set up the equation to solve it, which is,

21 ≤ -3(x-4)<18

Then you should simplify the equation to,

21 ≤ -3x+12<18

Then subtract 12 from both sides.

9 ≤ -3x<6

Lastly, divide -3 from both sides.

-3 ≤ x<-2

If Josh has allocated $110 for new clothing for school and there is a 10% sales tax in his state, then how much can he spend (rounded to the nearest dollar) on clothes before the sales tax is added?

Answers

Answer:

99 dollars

Step-by-step explanation:

110x.9=99

Or

110x.1=11   110-11=99

Determine if the lines are parallel, perpendicular, or neither.
y=-2x – 4
2x + y = 5

Answers

Answer:

parallel I think

Step-by-step explanation:

move the x to the left and divide by y to simplify. the new equation for the bottom will be y=-2x+5. For it to be parallel they have to have the same slope

Exam Find the area of this figure. [ 2 ] square inches 9 in. 13 in. 15 in. 10 in. 4 in.​

Answers

Answer:

202 Square inches and here's a cool face ツ

Answer:

202 square inches

Step-by-step explanation:

4x13=52 and 15x10=150 so 150+52=202

what is the sum of the first 25 terms of an arithematic sequence if the sum of its 8th and 18th terms is 72?​

Answers

Answer:

900

Step-by-step explanation:

Can some one find the vertex for g(x)8x^2-14x+3 Using decimals if necessary

Answers

[tex]x_{v}[/tex]Answer:

The vertex of an up - down facing parabola of the formy = ax" + bx + c is xy =

The parabola params are:

a = 8, b = -14, c =3

[tex]x_{v}=b/2a[/tex]

[tex]x_{v}[/tex]=-(-14)/2·8

simplify

[tex]x_{v}[/tex]=-(-14)/2·8

[tex]x_{v} = 7/8[/tex]

Plug in [tex]x_{v}[/tex]=7/8to find the [tex]y_{v}[/tex] value

[tex]y_{v}[/tex]= -25/8

Therefore the parabola vertex is

(7/8 , -25/8)

If a < 0, then the vertex is a maximum value

If a > 0, then the vertex is a minimum value

a = 8

Minimum(7/8 , -25/8)

Find the measure of angle A.
А
64 + x
85 + x
55

Answers

Answer:

Your question is unclear

Step-by-step explanation:

i kindly ask you fir you help plz. Triangle ABC is located in the first quadrant with coordinates of:
A: (6,3) B: (4,5) C: (2,2)

The triangle is translated 3 units to the right.

Which quadrant(s) is it now in?


What are the new coordinates?
A’: B’: C’:

Answers

Answer:

quadrant 1.

Step-by-step explanation:

A:(9,3)

B:(7,5)

C:(5,2)

hope this helped. have a good day.

An investment of $100 is now valued at $149.18 the interest rate is 8% compounded continuously about how long has the money been invested

Answers

question: An investment of $100 is now valued at $149.18 the interest rate is 8% per year, compounded continuously about how long has the money been invested

Answer:

5.2 years

Step-by-step explanation:

Applying

A = P(1+R/100)ⁿ.......................... Equation 1

Where A = amount, P = principle, R = rate, n = time.

From the question,

Given: A = $149.18, P = $100, R = 8%

Substitute these values into equation 1 and solve for n

149.18 = 100(1+8/100)ⁿ

149.18/100 = (1+8/100)ⁿ

1.4918 = (1+0.08)ⁿ

1.4918 = (1.08)ⁿ

Taking the Logarithm of both side

Log(1.4918) = Log(1.08)ⁿ

Log(1.4918) = nLog(1.08)

n = Log(1.4918)/Log(1.08)

n = 0.1737/0.0334

n = 5.2 years.

how do you give bainlist

Answers

answering so they can get brainliest

BEST GETS BRAINLIST! 16 Points for this! Help please, attached below, please do a step by step of The SohCahToa method. I need to find the height, round to the nearest hundred decimal.

Answers

Answer:  16.46

=====================================================

Explanation:

It's not stated, but I'm assuming your teacher meant to say AB = BC since triangle ABC is isosceles.

From that, we can prove that triangle ADB is congruent to triangle CDB by using the HL rule. Then that means AD = DC = 3 and AC = AD+DC = 3+3 = 6.

Now focus on triangle ADB. It's a right triangle which allows us to use one of the sine, cosine or tangent ratios. We'll use cosine to connect the adjacent side AD = 3 with the unknown hypotenuse AB. The reference angle is BAC = 55. We can shorten this to angle A = 55 if we focus on triangle ADB.

So,

cos(angle) = adjacent/hypotenuse

cos(A) = AD/AB

cos(55) = 3/AB

AB*cos(55) = 3

AB = 3/cos(55)

AB = 5.2303 approximately, make sure your calc is in degree mode

Therefore, the perimeter is

p = AB+BC+AC

p = 5.2303 + 5.2303 + 6

p = 16.4606

p = 16.46

Answer:

p = 16.4

Step-by-step explanation:

cos 55 = 3/x

x = 5.2

BA = 5.2

line AD is = to line DC because it is an isoscles triangle

BC is congruent to BA so BC is also 5.2

add all sides to find perimeter

5.2 + 5.2 + 6 = 16.4

can sombody help me fast ? !

Answers

Answer:

i think D

Step-by-step explanation:

solve for x in the equation

Answers

Answer:

x = 12

Step-by-step explanation:

This is a supplementary angle so the right side is equal to 90°. This means the other side must also equal 90°

So subtract 20° from 90° and you get 70°

Next you can just (6(12)-2) or continuously substitute until you get the right answer.

Help find the value of x pls

Answers

Answer:

x=2°

Step-by-step explanation:

The given angles are corresponding angles.

Corresponding angles are congruent.

7x+3=8x+1

2=x

x=2

For the arithmetic sequence below, find the common difference and the next 3 terms. 12, 16, 20, 24, 28,

Answers

Answer:

Step-by-step explanation:

6th term.

a

6

=

32

7th term.

a

7

=

36

The common difference is 4. Arithmetic sequences are adding one number on every number and geometry is multiplying by one number.

Need help with school

Answers

Answer:

∠A = 126°

Step-by-step explanation:

Supplementary angles are angles that add up to equal 180°

Given that ∠B = 54°, we can subtract 54° from 180°.

180° - 54° = 126°

∠A = 126°

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

What are the two shapes of cross-sections we could create by slicing the pyramid perpendicular to its base?
A. B. C. D.

Answers

Answer:

triangle and trapezoid

Step-by-step explanation:

The correct answer is Option B) Rectangle

What is a pyramid?

A solid  bounded by plane faces of which one, called the base, is a polygon and the other faces are all triangles meeting at a point outside the polygon.

Given here that the base of the pyramid is a rectangle and thus the plane slicing through the vertex along the perpendicular distance will result in two congruent rectangles at the base as the vertex projects on the midpoint of a rectangle.

Hence, the correct option is B)

Learn more about a pyramid here:

https://brainly.com/question/17615619

#SPJ2

A high school basketball coach is selecting his team. The minimum and maximum height requirements are as follows:

Point Guard: Small Forward: Center:

6’2" – 6’6" tall at least 6’6" tall at least 6’8" tall

The heights of the Lincoln High School boys have a normal distribution with a mean height of 70 inches and the standard deviation of 4 inches.

Which statement is true?

A. About 16% of the boys are eligible to be a point guard on the team. B. About 2% of the boys are eligible to be a small forward on the team. C. About 48% of the boys are eligible to be a small forward on the team. D. About 34% of the boys are eligible to be a point guard on the team.

Answers

Answer:

B. About 2% of the boys are eligible to be a small forward on the team

Step-by-step explanation:

Recall : 1 feets = 12 inches

Point guard = 6’2" – 6’6" tall = 74 - 78 inches

Mean = 70 ; Standard deviation = 4

Z = (x - mean) / standard

P(x < 74) = (74 - 70) / 4 = 1

P(x < 78) = (78 - 70) / 4 = 2

0.97725 - 0.84134 = 0.13591

Small forward : 6'6" = 78 inches

P(x ≥ 78) = (78 - 70) / 4 = 2

P(z ≥ 2) = 0.02275 = 2.275% about 2%

Centre : 6'8" = 80

P(x ≥ 80) = (80 - 70) / 4 = 2.5

P(z ≥ 2.5) = 0.0062097 = 0.62%

About 2% of the boys are eligible to be a small forward on the team. Then the correct option is B.

What is a z-score?

The z-score is a numerical measurement used in statistics of the value's relationship to the mean of a group of values, measured in terms of standards from the mean.

A high school basketball coach is selecting his team.

The minimum and maximum height requirements are as follows:

Point Guard: Small Forward: Center:

6’2" – 6’6" tall at least 6’6" tall at least 6’8" tall

The heights of the Lincoln High School boys have a normal distribution with a mean height of 70 inches and a standard deviation of 4 inches.

The value of the z-score will be

[tex]z = \dfrac{x - \mu }{\sigma}[/tex]

[tex]P(x < 74) = \dfrac{74-70}{4} = 1 \\\\P(x < 78) = \dfrac{78-70}{4} = 2[/tex]

0.97725 - 0.84134 = 0.13591

Small forward: 6'6" = 78 inches

[tex]P(x \geq 78) = \dfrac{78- 70 }{4} 2\\\\\\P(z \geq 2) = 0.02275 = 2.275 \%[/tex]

Centre: 6'8" = 80 inches

[tex]P(x \geq 80) = \dfrac{80- 70 }{4} 2\\\\\\P(z \geq 2.5) = 0.0062097= 0.62 \%[/tex]

More about the z-score link is given below.

https://brainly.com/question/13299273

Alaina bought 2 cokes and 3 hot dogs for $5.25. Jonathan bought 1 coke and 5 hot dogs for $5.25. Write a system of equations that models the situation

Answers

Answer:2x+3y=5.25

          x+5y=5.25

Step-by-step explanation:

let x equal cokes and y equal hot dogs

A semicircle with diameter 8 inches is connected to a triangle with a base length of 8 inches. The height of the triangle is 3 inches. What is the area of the composite figure? (8π + 6) in.2 (8π + 12) in.2 (8π + 18) in.2 (8π + 24) in.2

Answers

Answer:

B or (8π + 12) in.2

Step-by-step explanation:

The area of the composite figure = (8π + 12) [tex]inch^{2}[/tex].

How to estimate the area of the composite figure?

The composite figure is made up of a semicircle and an isosceles triangle.

The area of a semicircle = (1/2)π[tex]r^{2}[/tex]

radius =  4 inch

When we substitute, the area of the semicircle is

= (1/2)π[tex]\times[/tex]16

= 8π [tex]$inch^{2}[/tex]

Area of the isosceles triangle = (1/2)bh

= (1/2)(4+4)[tex]\times[/tex]3

= 12 [tex]inch^{2}[/tex]

We add the two areas to acquire the area of the composite figure to be: (8π + 12) [tex]inch^{2}[/tex]

The area of the composite figure = (8π + 12) [tex]inch^{2}[/tex].

Therefore, the correct answer is option b. (8π + 12) in.2

To learn more about the area of semicircle

https://brainly.com/question/12920033

#SPJ2

Please help. Please please

Answers

Answer:

kjhdzkjnkjnZKjnvjkvnzjknjfgnkzjnfkjnJKZnfdkjgnKJnzdkjfbmnfgkns

Step-by-step explanation:

fmdbjdbjdbndndfnmmndmnd

convert 39.999999 as a fraction.

Answers

Answer:

3999999999/100000000

Step-by-step explanation:

To write 39.99999999 as a fraction you have to write 39.99999999 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.

39.99999999 = 39.99999999/1 = 399.9999999/10 = 3999.999999/100 = 39999.99999/1000 = 399999.9999/10000 = 3999999.999/100000 = 39999999.99/1000000 = 399999999.9/10000000 = 3999999999/100000000

39.99999999 as a fraction equals 3999999999/100000000

Use 3.14 for i.
21 ft
The circumference is about
ft.

Answers

Answer:

50.24

Step-by-step explanation:

C = Pi x 2 radius

have a good Day !

what is the slope to this equation ?

Answers

Answer:

2/1 or 2

Step-by-step explanation:

Answer:

2

Step-by-step explanation:

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