90° clockwise rotation
Help please

90 Clockwise RotationHelp Please

Answers

Answer 1

Answer:

E' (-2,5)

F' (-3,1)

G' (-2,-1)

H' (0,3)

Step-by-step explanation:

The rule for 90 degree clockwise rotation is (h,k) -> (k,-h). This means flip the x-value's sign and then switch x and y's position. For example E (-5,-2), first flip x's sign (5,-2) and then switch x and y's places (-2,5).


Related Questions

Which pair of segments in the figures below are congruent?

Answers

Answer:

it would be great if I could see the angles

Answer: D- BC and PN

Step-by-step explanation:

I got %100

20 points . I need help with this.

Answers

Answer:

1) 117

2) 51

3) congruent

4) to each other

Step-by-step explanation:

Find JK in the screenshot

Answers

It would be 10 because the scale factor is -2

Answer:

x=8

Step-by-step explanation:

x/12 = 4/6

6x=48

48/6=8

Un dia en uno de los pizarrones de la escuela a Divide el pizarrón en cuatro partes iguales, de modo que en cada una quede un 1 un 2 un 3 y un 4

Answers

Answer:

Translation: One day on one of the school blackboards a Divide the blackboard into four equal parts, so that each one has a 1, a 2, a 3 and a 4

Step-by-step explanation:

So what am I answering here?

A right triangle is shown. One leg is labeled 5 and the other is labeled 13. A right angles is labeled in between the legs.

Mckenzie's Work Cara's Work

a2 + b2 = c2 a2 + b2 = c2

52 + 132 = c2 52 + b2 = 132

25 + 169 = c2 25 + b2 = 169

194 = c2 b2 = 144

Square root 194 equals square root c squared. Square root b squared equals square root 144.

13.93 ≈ c b ≈ 12
Who is right?

Answers

Answer:

Makenzie is correct,  13.93 ≈c

Step-by-step explanation:

the sides with determined lengths (see image) are A (13) and B (5). C however is not determined.

the correct equation would be to solve for c.

13² + 5² = c²

[tex]\sqrt {169 + 25} = c[/tex]

c ≈ 13.93

Clara solved for b and not c, which is incorrect.

The right working is as follows:

c² = a² + b²

c² = 5² + 13²

Using Pythagoras theorem,

c² = a² + b²

where

c = hypotenuse

a and b are the other two legs.

Therefore,

c = ?

a = 5

b = 13

c² = 5² + 13²

c² = 25 + 169

c² = 194

c = √194

c = 13.9283882772

c = 13.9 inches

learn more on Pythagoras theorem: https://brainly.com/question/25222676?referrer=searchResults

Help please I need to submit soon

Answers

Step-by-step explanation:

(2.3)^2 +5^2= ?

=6^2 +5^2

= 61

Answer:

THXSSSS UUUU SWOOOO MUCHHHHHHH

Step-by-step explanation:

does anyone know if each square weighs 5 pounds. what is the weight of a single triangle?

Answers

3 pounds bc there is 5 triangles for 15 pounds of squares

A rectangular prism has a volume of 3,510 feet cubed. It has a height of 12
feet and a length of 13 feet. What is it's width? *

Answers

Answer:

22.5 feet.

Step-by-step explanation:

Volume = length * height + width, so:

3510 = 13 * 12 * width

So width = 3510 / (13*12)

= 22.5 feet.

Find the value of x in each pair of similar figures.
X
16 cm
22 cm
32 cm
a.
11 cm
C.
14 cm
b. 23.3 cm
d. 9.6 cm
Please tell me

Answers

Answer:

Step-by-step explanation:

A I believe sorry if wrong

A square measures 6 cm on all four sides. If you enlarge each side by 4 times, how long is each side?

Answers

Answer:

24cm

Step-by-step explanation:

6x4=24

X/6 = 3 x=____ help

Answers

18, because u do 3x6

Answer:

x =18

Step-by-step explanation:

[tex]\frac{x}{6} = 3[/tex]

x = 3 x 6

x = 18

Verify:

[tex]\frac{18}{6} =3[/tex]  (Correct)

X + 12 >7




HELP YOU NOW PLEASE

Answers

Answer:

x>−5

Step-by-step explanation:

Louis wants to make a scale drawing of his bathroom. The room is 12 feet long by 8 feet wide. If he uses a scale of 1cm = 4ft, how big would the bedroom be in the scale drawing?

Answers

Six square centimeters

Anyone know what 8th grade workbook are these pages from called? Will give brainliest.

Answers

Step-by-step explanation:

PDF wont download so i cant see to tell you. sorry dont want yor points i have enough. give me some info if u can?

Answer: you have to go to tutoring

Step-by-step explanation: it not easy tho

I need help! I don't know what to do!

Answers

increase by 10 percent?
because you add 5 plus 5 equals 10

PLEASE HELP ME I WILL DO ANYTHING PLEASE HELP ME

Answers

Answer:

78

Step-by-step explanation:

Sorry I've never studies this in school :(

But to be fair I'm only in 7th so hopefully I'll study it eventually lol

17+10+9×9:27
[tex]17 + 10 + 9 \times 9 \div 27[/tex]

Answers

the answer is 30 because of the order of operations

Answer:

30

Step-by-step explanation:

17 + 10 + 9 * 9 / 27

= 17 + 10 + 81 /27

= 17 + 10 + 3

= 20 + 10

= 30

what is 8% in decimal from​

Answers

Answer:

.08

Step-by-step explanation:

Since percentages are out of 100, 8% would be 8/100. You can just convert that to a decimal, so it'd be .08, (eight hundredths) !

i hope this helped! Have a great day :)

Is the point (1, 2) a solution to the system?
y = 4x-2. y = 10x - 8
A. No
B. Yes
C. More information is needed.

Answers

Answer:

B) Yes

Step-by-step explanation:

2=4(1)-2

2=4-2

Yes.

2=10(1)-8

2=10-8

Yes.

An object is dropped from a height of 150 feet. Its heights s at time, t is given by the

equation s(t) =-16t^2+150 ,where s is measured in feet and t is measured in seconds.

Find the average rate of change of the height over the interval [1, 2.5).

O 1) -56 ft/sec

O2) 77 ft/sec

03) 56 ft/sec

O4) -35 ft/sec

Answers

Answer:

The average rate of change of the height over the interval [1, 2.5] is - 56 feet per second.

Step-by-step explanation:

Let [tex]s(t) = -16\cdot t^{2} + 150[/tex]. Geometrically speaking, average rate of change over a given interval ([tex]\bar v[/tex]), measured in feet per second, is determined by definition of secant line, which is defined:

[tex]\bar v = \frac{s(t_{2})-s(t_{1}) }{t_{2}-t_{1}}[/tex] (1)

Where:

[tex]s(t_{1})[/tex], [tex]s(t_{2})[/tex] - Initial and final position of the object, measured in feet.

[tex]t_{1}[/tex], [tex]t_{2}[/tex] - Initial and final times, measured in seconds.

If we know that [tex]t_{1} = 1\,s[/tex] and [tex]t_{2} = 2.5\,s[/tex], then the average rate of change over the interval [tex][1,2.5][/tex]:

[tex]s(1) = -16\cdot (1)^{2}+150[/tex]

[tex]s(1) = 134[/tex]

[tex]s(2.5) = -16\cdot (2.5)^{2}+150[/tex]

[tex]s(2.5) = 50[/tex]

[tex]\bar v = \frac{50\,ft-134\,ft}{2.5\,s-1\,s}[/tex]

[tex]\bar v = -56\,\frac{ft}{s}[/tex]

The average rate of change of the height over the interval [1, 2.5] is - 56 feet per second.

Elizabeth got these grades on three tests: 72, 80 and 82. She had one more test to take. She wanted an average of 80 for the four tests. What score must she get on the fourth test?

Answers

Answer:

she at least needs an 87 for her average to be an 80

Step-by-step explanation:

87+72+80+82=321

321/4= 80.25

you and a friend fill balloons with water. Two out of every 25 balloons pop while being fillied what percent of the balloons do not pop while they are being fillied

Answers

Answer:

92 percent

Step-by-step explanation:

Answer:

92% of balloons filled did not pop.

Step-by-step explanation:

2 / 25 balloons is the fraction of balloons that do pop, and we want the percentage that don't pop.

To start off with, we will get the fraction of balloons that don't pop - 23 / 25.

We will then convert this fraction to a decimal by dividing the fraction:

23 divided by 25 = 0.92

Now, to convert this to a percentage, we just multiply by 100.

0.92 x 100 = 92%

Therefore the answer is 92% of balloons filled did not pop.

16a+6 factor the algerbric expression

Answers

Answer: 2(8a+5)

To factor means to find a number that can divide all the terms in the expression and leave whole number quotients. The factor is written outside the bracket while the quotients are written inside the bracket. In the question, 2 can divide both 16a and 10 giving 8a and 5. This is how the answer was obtained.

Step-by-step explanation:

Answer:

2(8a + 3)

Step-by-step explanation:

bring out the common factors

which is two

2(8a + 3)

what is the differnce in length btw 1 1/4 and a 3/8 inch

Answers

1 1/4 = 1.25

3/8 = .375

1.25 - .375 = .875

plz mark brainliest! :)

Hi there!

Difference:

[tex]\frac{7}{8}[/tex]

1.Convert each fraction terms into a similar denominator:

[tex]1\frac{1}{4}=1\frac{2}{8}[/tex]

[tex]\frac{3}{8}=\frac{3}{8}[/tex]

2.Simplify term into mixed numbers:

[tex]1\frac{2}{8}=8+2=10:\frac{10}{8}=\frac{5}{4}[/tex]

3.Subtract the terms:

[tex]\frac{10}{8}-\frac{3}{8}=\frac{7}{8}[/tex]

Therefore, the difference in length between 1 1/4 and 3/8 is 7/8...

if 10^3x=1/0.001,find the value of x​

Answers

Answer:

x = 1

Step-by-step explanation:

Firstly, look at the left hand of the equation

1/0.001 = 1000 = 10^3

then

10^3x = 1000= 10^3

then

10^3x = 10^3

then

x= 1



When lit, a candle loses 8% of the unlit candle every hour. Janet lit a candle with an original height of 5 inches. Until the candle has been burning for at least ___ hours, the height of her candle will be more than four inches.



Please help! This was on a test but it’s confusing to me!

Answers

Answer:

2.5 hours

Step-by-step explanation:

We are given that

Original height of candle=5 in

Every hour candle loses =8% of 5 in=0.4

According to question

[tex]5-0.4x>4[/tex]

Subtract 4 from both sides we get

[tex]5-4-0.4x>0[/tex]

[tex]1-0.4x>0[/tex]

[tex]-0.4x>-1[/tex]

[tex]0.4x<1[/tex]

Divide by 0.4 on both sides

[tex]x<\frac{1}{0.4}[/tex]

[tex]x<2.5[/tex]

x=2.5 hours

Until the candle has been burning for at least 2.5 hours, the height of her candle will be more than four inches.

During vacation, Dave and his brother, Scott, rode their bikes from their family's rental house to a pond to go fishing. Although they left the rental house together, Dave arrived at the pond a few minutes before Scott. This weekend, they plan to ride a nearby mountain trail and turn back after an hour if they can't complete it. Who will likely ride farther along the mountain trail?
A)dave
B )Scott

can u plz show the work on how to answere this problem

Answers

Answer:

A

Step-by-step explanation:

I'll put the work right now ill right in the comment area.

Mr. Dalton only buys two brands of snack bars for his kids: Grateful Grain and Granola Delight. Last week at the store, he bought fewer Grateful Grain bars than Granola Delight bars, but he paid the same amount for both. If he decides to buy the same number of each brand this week, which brand will he spend more money on?

A)gratefull grain
B)granola delight
btw this is Compare rates: word problems
plz answere

Answers

Grateful grain would be reasonable

Solve for h.
55 – -26h = -413
h =

Answers

Answer:

h=-18

Step-by-step explanation:

Here you go mate

Step 1

55 – -26h = -413  Question

Step 2

55 – -26h = -413

26h+55=-413

Step 3

26h+55=-413  Subtract 55

26h=-468

Step 4

26h=-468  Divide sides by 26

Answer

-18

A kite is 32 m above the ground. The angle the kite makes with the
ground is 30.9º. How long is the kite string?

Answers

Answer:

Step-by-step explanation:

sin(30.9) = [tex]\frac{32}{z}[/tex]

32 / sin (30.9) = z

z = 62.31 m

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