What are the coordinates of the points after a 90 rotation about​ L? Counterclockwise

What Are The Coordinates Of The Points After A 90 Rotation About L? Counterclockwise
What Are The Coordinates Of The Points After A 90 Rotation About L? Counterclockwise

Answers

Answer 1

Answer:

 The answer is L'(-2,2), M' (-6,4), and N' (-5,-4)

Step-by-step explanation:

Mapping Rule for 90 Counterclockwise Rotations

1) switch the x and y coords

2) multiply the new x coords by -1

3) Simplify

(x,y) --> (-y,x)

Example Problem

Rotate the point N(2,-4) 90 counterclockwise around the origin.

N(2,-4) --> N' (4,2)

I hope this helps you. I know the example problems always helped me understand.


Related Questions

Pure salt is made up of sodium and chloride. Each gram

of salt contains 0.393 g of sodium. About how much

sodium is in 55.7 g of pure salt?

24 g

29 g

9 g

90 g

Answers

Answer:

21.8901 g

Step-by-step explanation:

Given that:

1 gram of pure salt contains 0.393 g of sodium

1 gram = 0.393g

Gram of sodium in 55.7g of pure salt will be x

1g = 0.393g

55.7g = x

Cross multiply:

x = 55.7 * 0.393

x = 21.8901

55.7 g of pure salt will contain about 21.8901 g of sodium chloride

please help urgent!!!!!

Answers

Answer:

The answer is B!!

Step-by-step explanation:

What do we know given from the statement above the photo? We are told <Q is congruent to <S, and QR is congruent to SR. So by given that, we have an angle (angle Q or angle S), a side (side QR or SR), and another angle (angle R), so we have ASA. I hope this helps!!

Answer:

b

Step-by-step explanation:

From the comment above the photo, what do we know? We are advised that <Q is <S, and that QR is SR-compatible. We've got a corner (angle Q or angle S), a line (side QR or SR), and a separate angle (angle R), so we have ASA. I hope that's good!!

Solve p = -44 ÷ 11.
GIVING BRAINLIST!!!

Answers

Answer:

p=-4

Step-by-step explanation:

Can you please answer My math question for 50 points and brainliest?

4. A square pyramid has
measures 8 inches on each side. The height
of the pyramid is 11.5 inches. Determine the
volume of the pyramid.
volume:

Answers

Answer:

[tex]V = 245\frac{1}{3} in^{2}[/tex]

Step-by-step explanation:

The volume of a pyramid is equal to the area of the base times height divded by three so

[tex]V = \frac{A_{base} h }{3} \\V = \frac{(8^{2})(11.5) }{3} \\V = \frac{736}{3} \\V = 245\frac{1}{3} in^{2}[/tex]

Answer:

245 1/3

Step-by-step explanation:

All of the following have the same solution except ___

•50=5m
•x-6=4
•w/5=2
•b+2=8

Answers

B+2=8
If u replace b as 10 it would be 10+2=12 which is not right so the answer would be b+2=8

Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please Help me please

Answers

Answer:

(1,0)

Step-by-step explanation:

0, Y-axis is the vertical (up and down) axis. The point isn’t moved up or down, therefore it’s zero. Would appreciate brainliest!

4-13. Below are some methods that students from another class used to find the number of tiles in problem 4-12. Which ones are like the ones that students in your class came up with? Which ones are new or different? For each new method, describe how the student might have been seeing the picture frame to come up with that method. Then add any new strategies to your resource page. Jonas' Method: 4·10−4 Curran's Method: 10+9+9+8 Tina's Method: 10+10+8+8 Ramond's Method: 10·10−8·8 Alyssa's Method: 9·4 TJ's Method: 4·8+4

Answers

Answer:

Wakaranai

Step-by-step explanation:

Apples are on sale for $3 for 1/3 of a pound. How many pounds can you buy for
$10?

Answers

10/9 or 1 1/9 pounds

Which equation represents a linear function?

A) x = y2

B) y – 2 = x2 + 5x

C) y = x3 + 1

D) 5x + 6y = 12

Answers

Answer:

D) 5x + 6y = 12

Step-by-step explanation:

x = y^2 is Not Linear (Find the degree of the equation to determine if linear.)

y - 2 = x^(2) + 5x is Not Linear (Find the degree of the equation to determine if linear.)

y = x^(3) + 1 is Not Linear (A linear equation is an equation of a straight line, which means that the degree of a linear equation must be 0 or 1 for each of its variables. In this case, the degree of variable y is 1 and the degree of variable x is 3.

5x + 6y = 12 is Linear (Find the degree of the equation to determine if linear.)

What’s the answer to m/3-2m/5=1/5

Answers

Answer:

m = - 3

Step-by-step explanation:

[tex]\frac{m}{3} - \frac{2m}{5} = \frac{1}{5}[/tex]

It is much easier to work with whole numbers, compared to fractions, hence one should remove the denominator of the fraction. This can be done by multiplying by the LCM (least common multiple). In this case, it is fairly obvious that the LCM of 3 and 5 is 15. Therefore multiply the entire equation by 15.

[tex]15*\frac{m}{3} - 15*\frac{2m}{5}=15*\frac{1}{5}[/tex]

Simplify

[tex]5m-6m=3[/tex]

[tex]-m=3\\m=-3[/tex]

The diagonal AC is drawn in parallelogram ABCD. Which method
can not be used to prove that AABC = ACDA?
(1) SSS
(3) SSA
(2) SAS
(4) ASA

Answers

Answer: 1 SSS
Explanation: I hope this helps you
Sas!!!!!!! I think I’m sorry if I’m wrong omg

Which of the following are integer solutions to the inequality below?

-3 < x ≤ 4

Answers

It is not equal to -3 but can be equal to 4 so
-2,-1,0,1,2,3,4
Let me know if you have any questions

can i please get some help asap

Answers

if my math is right it should be b

A number divided by –8 is 7.
Equation:
Steps:

Solution:

Answers

Answer:

.

Step-by-step explanation:

Answer:

-56

Step-by-step explanation:

Let the said number be x, so

x / -8 = 7

That's the equation

On solving further, we cross multiply to have

x = -8 * 7

x = -56

That means the number is -56

MATH HELP!! MARKING BRAILIEST! PLZZ

Answers

Answer:

(-1,1)

Step-by-step explanation:

the answer is where the two lines intersect.

(-1,1) snshwuwhh my qhbwgevgebehbeehbee

A straight line
has gradient 4
and
passes through the point (5, 23)
Work out the equation of the line.
Give your answer in the form
y= mx + c

Answers

Answer:

y=4x+c

23=4(5) +c

23=20+c

23-20=c

3=c

y=4x+3

Step-by-step explanation:

Answer: y=4x+7

Step-by-step explanation:

10. Write the equation of a line in slope-intercept form that passes
through the points (-2, 3) and (0,8).
y = mx + b
Equation:

Answers

Answer:

Step-by-step explanation:

5/2

The equation in slope intercept form is
y=5/2x + 8

Hope this helps! :)

7
There are 9 pencils in Bryce's pencil box. 3/4 of the pencils are mechanical pencils.
How many of his pencils are mechanical?

HELP

Answers

6.75 ghubvyubbbgyyvhguhb

Answer:   27 mec. pencils

Step-by-step explanation:

answer only if correct:)

Answers

The HYPOTENUSE formula for this is 2x and you have x = 8 so your answer would be 16!

Jose's school is 4 km away. He walked 30 min at 5 km/hr when he realized he was running late and started running. How fast does he need to to make it to school before the bell rings in 15 minutes.

Answers

Answer:

Jose need to travel with a speed of [tex]6[/tex] Km/hr to reach school in 15  minutes before the bell rings.

Step-by-step explanation:

Total distance from home to School [tex]= 4[/tex] km

Distance travelled by Jose in first [tex]30[/tex] minutes is equal to

[tex]\frac{30}{60} * 5\\= 2.5[/tex]

Distance to travel in next [tex]15[/tex] minutes is equal to

[tex]4 -2.5 = 1.5[/tex] Km

Required speed

[tex]\frac{1.5}{\frac{15}{16} } \\= 1.5 * 4\\= 6[/tex]

Jose need to travel with a speed of [tex]6[/tex] Km/hr to reach school in 15  minutes before the bell rings.

4.3 m to centimeters

Answers

Answer: 430 cm

Step-by-step explanation:

Answer:

430 cm

Step-by-step explanation:

43 multiplied by 10 is 430

find x and what type of angle is this?

Answers

Answer:

a)  x = 12

b) right triangle

Step-by-step explanation:

a) 2x + 1 + 5x + 5 + 90 = 180

    7x + 96 = 180

    180 - 96 = 84

     84 / 7  = 12

          x = 12

b) you can tell that it is a right triangle because of the square in the corner that indicates it is a right triangle

I need help with this ​

Answers

All you have to do is cross multiply!

Ur answer to the first one is 9/10

Ur answer to the second ine is 4/5

Answer:

Step-by-step explanation:

What is the result when we simplify the expression
(
1
+
1
x
)
(
1

2
x
+
1
)
(
1
+
2
x

1
)
?

Answers

Answer:

Step-by-step explanation:

Here you go mate

Step 1

(1+1x)(1-2x+1)(1+2x-1)  Equation/Question

Step 2

(1+1x)(1-2x+1)(1+2x-1)  Remove parenthesis

-2x^2+2-4x^3+4x+2x^2-2

Step 3

-2x^2+2-4x^3+4x+2x^2-2  Simplify

-4x^3+4x

Answer

-4x^3+4x

Hope this helps

Answer:

2x(1+x)(-2x+2)

Step-by-step explanation:

(1+x)(1-2x+1)(1+2x-1)

(1+x)(-2x+2)(1+2x-1)

(1+x)(-2x+2)*2x

2x(1+x)(-2x+2)

Container X has 2 cups of water with 6 teaspoons of sugar. Container Y has 4 cups of water with 8 teaspoons of sugar. In which container is the water sweeter? A. Container x B.Container Y C. Both containers have water that is equally sweet. D. (Cannot say without tasting the water in each container).

Answers

Answer:

A) Container X

Step-by-step explanation:

X=2C:6S  ratio, now reduce amount but keep the same ratio

X=1C:3S  

Y=4C:8S  ratio, now reduce amount but keep the same ratio

Y=1C:2S

Container X has the sweeter water because it's ratio of sugar to water is higher.

Container Y is the water sweeter.

What is mean by Fraction?

A fraction is a part of whole number, and a way to split up a number into equal parts. Or, A number which is expressed as a quotient is called fraction. It can be written as the form of p : q, which is equivalent to p / q.

Given that;

Container X has 2 cups of water with 6 teaspoons of sugar.

And, Container Y has 4 cups of water with 8 teaspoons of sugar.

Now,

Since, Container X has 2 cups of water with 6 teaspoons of sugar.

Hence, The ratio of water with sugar for container X = 2 : 6

                                                                                 = 1 : 3

And, Container Y has 4 cups of water with 8 teaspoons of sugar.

Hence, The ratio of water with sugar for container Y = 4 : 8

                                                                                 = 1 : 2

Cleary, We get;

⇒ 1/3 < 1/2

So, Water in Container Y is more sweeter than X.

Learn more about the fraction visit:

https://brainly.com/question/5454147

#SPJ2

Ash is 4 years younger than Gary, and Oak is 5 times Gary's age. The sum of their three ages is 94. Find Gary's age. Show working out. Thanks!!

Answers

Answer:

Step-by-step explanation:

If Gary's age is 14 then

Ash is 4 years younger = 14 - 4 = 10

And Oak is 5 times Gary's age = 14 x 5 = 70

So total ages = 70 + 14 + 10 = 94

A balloon holds 5.2 cubic feet of air. The balloon is blown up larger to hold 8.3 cubic feet of air. What is the percent
of change for the volume of air inside the balloon?

Answers

Answer:

8.3+5.2

Step-by-step explanation:

order the numbers from least to greatest 2/3 0.68 65%

Answers

0.68, 2/3, 65%. Hope this helps!

Answer:

65%,  2/3,  0.68

Step-by-step explanation:

0.68 = 0.68

2/3 = 0.66666...

65% = 0.65

I need help!!! I’ll mark you brainliest
This is timed!!

Answers

D. 19

put 3 inside g

4(3) = 12

put 12 inside f(x)

2(12) - 5 = 19

So the answer is 19

Answer:

f

(

g

(

x

)

)

Evaluate  

f

(

x

+

3

)

by substituting in the value of  

g

into  

f

.

f

(

x

+

3

)

=

2

(

x

+

3

)

1

Simplify each term.

Tap for more steps...

f

(

x

+

3

)

=

2

x

+

6

1

 

Subtract  

1

from  

6

.

f

(

x

+

3

)

=

2

x

+

5

Step-by-step explanation:

please help due asap
shsndhbd

Answers

Answer:

2

Step-by-step explanation:

[tex]\sqrt{5.4^{2} - 5^{2} }[/tex] = 2.03

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