Are the given lines perpendicular? Explain your reasoning.

9. x = 1, y = 0

10. y= -3, y = 2

11. x= -2, y=2

Answers

Answer 1
9 yes they cross through a right angle (1,0)
10 no they are parallel
11 yes they meet at the right angle at (2,-2)

Related Questions

Elena bought 8 tokens for $4.40. At this rate:

How many tokens could she buy with $6.05?

Answer value

Answers

Answer:

11.6363636364- it will keep repeating on and on. Forever. no seriously it will never stop repeating 63

Step-by-step explanation:

Questions

O 50

O 80

O 100

O 130

Answers

Answer:

80

Step-by-step explanation:

all triangle angles add to 180

50+50=100

180-100=80

Each table at a restaurant can seat 4 people. If a group of 11 people needs to be seated, how many tables will be needed?
A. 1
B. 4
C. 2
D. 3

Answers

Answer:

d

Step-by-step explanation:

The solution to the system created by y=1/2x-6 and x+2y=8 is (10,-1) true or false

Answers

Answer:

true.

Step-by-step explanation:

if to substitute x=10; y= -1 into the both given equaitons, then

-1=1/2 *10-6 ⇒ true, and

10-2*1=8 ⇒ true.

Finally, true.


Jackie runs and dances for 75 minutes every day.
She dances 25 minutes more than she runs.
ole

Part A: Write a pair of linear equations to show the relationship between the number of minutes Jackie
runs (x) and the number of minutes she dances (y) every day.

Part B: How much time does Jackie spend running every day? Show your work.

Part C: What is the greatest amount of time she could spend dancing every day, given she will take a
run. Explain your reasoning.

Answers

Answer:

Step-by-step explanation:

Part A: Write a pair of linear equations to show the relationship between the number of minutes Jackie

runs (x) and the number of minutes she dances (y) every day.

x=x/2   y= 2x

Part B: How much time does Jackie spend running every day? Show your work.

     75   -        25             = 50             /2                                   =25

total             dance                            number of activities

minutes        exceed

run=25      dance=50

Part C: What is the greatest amount of time she could spend dancing every day, given she will take a

run. Explain your reasoning.

24 hours /3 = 8 hours

dance:16 hours

run:8 hours

RATIO

1     :   2

run   dance

Jia spends $8 on 4 pounds of fruit. How much would he pay for one pound of fruit?

Answers

Answer:

2 dollars

Step-by-step explanation:

For 4 pounds of fruit he pays 8 dollars. If you use the unit rate it is 2 dollars for every one pound of fruit

Answer:

$2 per pound

Step-by-step explanation:

$8 / 4 pounds = $2 / 1 pound

Eliminate the parameter, t, in the parametric equations, x = 2cos(t) and y = 2sin(t).

A) 4 x2 + 4 y2 = 4
B) x2 + y2 = 2
C) 2 x2 + 2 y2 = 4
D) x2 + y2 = 4

Answers

Answer:

D: [tex]x^2+y^2 = 4[/tex]

Step-by-step explanation:

Square each one, and add them together. Then collect 4 from both.

[tex]x^2 = 4 cos^2t; y^2 = 4sin^2 t \\x^2 + y^2 = 4( cos^2t+sin^2t) \rightarrow x^2+y^2=4[/tex]

HELP! im literally panicking here

Answers

aAnswer:

Step-by-step explanation:

Answer:

i would do c because u are about 2 look at it with a graph and do y2-y1/x2-x1 with the length times height but it the other 2 u would just basically multiply the 2 numbers

Step-by-step explanation:

o((>ω< ))o help plsv

Answers

139.5 is the answer to your question

solve the equation
6 = 4x + 9y

Answers

Answer:

so I don't know what you need to be solved but if you need it in slope intercept form than the answer is

y=4/9x + 2/3

Please help I’m so stuck.
How can the inverse relationship between an exponential function and its inverse logarithmic function be explained? Drag a phrase or equation into each box to correctly complete the statements.

Answers

Answer:

g(x)=log₃x+2

shift of 2 units right

shift of 2 units up

Step-by-step explanation:

Answer:

g(x)=log3 x+2

right

up

Step-by-step explanation:

if a=7 and b=2 what is (a-b squared)

Answers

[tex] ({a - b})^{2} = [/tex]

[tex] ({7 - 2})^{2} = [/tex]

[tex] {5}^{2} = [/tex]

[tex]25[/tex]

Geometry problem, Fill in the blanks with the missing angle measures for the triangle shown.

Answers

Answer:

for c it is 40

for a it is 80

Step-by-step explanation:

a straight line is 180 and

180-140=40

a triangle is 180, so 40+60 is 100

180-100=80

i need help with this question pls :)

Answers

Answer:

x=75º   definition of an isosceles triangle      or Base angle Theorem

y=60º  definition of complementary angles

Step-by-step explanation:

180-75-75=30

90-30=60

Some schools call theorems and deffintions by other names, but I tried to give you the ones that are most commonly used in all schools.

Answer:

y = 90, x= 105

Step-by-step explanation:

Total number of sides = ( n-2)180

n = number of sides

(4-2)180

2× 180=360

y is a right angle triangle = 90°

x=90+90+75+x= 360

255+x=360

x= 360-255

= 105

The formula for circumference of a circle is C = 27r. Solve for r, the radius of the circle.
A
= 20

Answers

Answer:

r = 0.7 units

Step-by-step explanation:

C/27 = r

20/27 = 0.7

A study showed that 25% of the students drive themselves to school.
Based on the suggested probability, in a class of 18 students, about how
many students would you expect to drive themselves to school?
3
4
6
None of the above.

Answers

Answer:

4

Step-by-step explanation:

Plz help me, thx you

Answers

Answer:

it is a raydar. i wonder what it is looking for

Step-by-step explanation:

What's the most reliable way of converting kilograms to pounds?

Answers

Answer:

K(2.2)= LBS

Step-by-step explanation:

l

In GeoGebra, you should see a sketch of William's kite. You'll use the sketch to find the lengths of the dowels needed to make the kite. William has

Indicated that he would like the kite to be AD = 120 cm wide across the bottom, which is labeled on the sketch. Using the width of the kite and the

fact that the kite is made from two congruent right triangles, what is AC?

Answers

Answer:

Step-by-step explanation:

-4(y+4)=3(y+4)+7can you tell me if this isNo solutiony=_ (Tell me what y is if it's this one)All real numbers are solutions

Answers

Answer:

y= -5

Step-by-step explanation:

-4(y+4)=3(y+4)+7

-4y-16=3y+12+7

7y= -35

y= -5

a copy of a document that was originallly 24 in by 36 in is now 8 in by 12 in. what scale was used for the reduction

Answers

Answer:

Each of the inches was reduced by 3 in.

Step-by-step explanation:

This is the answer because if you divide the 24 by 3 you will get 8 and the same thing occurs if you divide the 36 by 3 and you will get 12

Solve the math problem

No spamming

Answers

Answer:

Right is the answer

Step-by-step explanation:

Answer:

right

Step-by-step explanation:

If the lengths of the sides of a triangle satisfy the equation a² + b² = c², then the triangle is a right triangle.

YALL I NEED HALP!!! Pls answer this question ASAP!!!!!

Answers

Answer:

Step-by-step explanation:

The slope of a line with points (0,2) and (5,12)

Answers

Answer:

not enough evidence

Step-by-step explanation:

Noah has 5/6 of pizza and he eats 2/3 of it for lunch. What fraction of whole pizza did Noah eat?

Answers

He eats 4/6 of his pizza and is left with 1/6

For an experiment, the temperature of a liquid must stay above 60.7°F. The starting temperature of the liquid is 90.1°F. It is placed in a cooler, which lowers its temperature 4°F each minute. How many minutes can the liquid can stay in the cooler?

Select from the drop-down menus to correctly complete the statement. The liquid can stay in the cooler |___| minutes.
A. At most 7.35
B. At least 7.35
C. fewer than 7.35
D. more than 7.35​

Answers

Answer:

The answer is C I took the k12 quiz and it said this is correct. Please mark brainliest. Thank you!!!

Step-by-step explanation:

The liquid can stay in the cooler |x≤7.35| minutes. Therefore, option A is the correct answer.

What are inequalities?

Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.

Given that, for an experiment, the temperature of a liquid must stay above 60.7°F.

The starting temperature of the liquid is 90.1°F.

Here, 90.1-60.7

= 29.4

It is placed in a cooler, which lowers its temperature 4°F each minute.

Now, number of minutes =29.4/4

= 7.35 minutes

Therefore, option A is the correct answer.

To learn more about the inequalities visit:

https://brainly.com/question/20383699.

#SPJ2

what is the difference between absolute value and opposites

Answers

Answer: Opposites are the reversed place on the number line, (etc. -5 to 5) while absolute value is the number's distance from zero.

Find the perimeter and area of the given triangle. Round to the nearest tenth. A (‐1, 3 ), B( 8, 3), C( ‐1, 5)
(MUST SHOW WORK)

Answers

Answer:

9 unit²

Step-by-step explanation:

Plot the given points:

A (‐1, 3 ), B( 8, 3), C( ‐1, 5)

We see ABC is a right triangle.

Find the length of AB and AC:

AB = 8 - (-1) = 9AC = 5 - 3 = 2

Find the area:

A = (1/2)bhA = (1/2)*2*9 = 9

AB:-

√(8+1)²+(3-3)²√9²9

BC

√(8+1)²+(3-5)²√9²+2²√81+4√859.2

AC

√(-1+1)²+(3-5)²√2²2

Perimeter

9+9.2+220.2units

Area

1/2(2)(9)9units²

Martina bought 10 1/2 kilograms of ground meat. she used 2 2/5 kilograms to make lumpia. how many kilograms of meat were not used in making lumpia?

A. 8 3/10

B. 8 2/10

C. 8 1/3

D. 1/10​

Answers

Answer:

8.1 is the correct answer.

Step-by-step explanation:

You need to subtract 10 1/2 to 2 2/5.

Hope this helps

#LetsStudy

hey i need help solving a Krypto
numbers: 13, 16, 23, 1, 3 equals: 20
thanks in advanced :)

Answers

Theres four solutions which you wont find with most Krypto solvers since it uses .333 repeating.

The solutions are:

16 / 3 = 5.3333333333333

5.3333333333333 - 1 = 4.3333333333333

13 / 4.3333333333333 = 3

23 - 3 = 20

13 / 3 = 4.3333333333333

4.3333333333333 + 1 = 5.3333333333333

16 / 5.3333333333333 = 3

23 - 3 = 20

23 / 3 = 7.6666666666667

7.6666666666667 - 1 = 6.6666666666667

16 - 13 = 3

6.6666666666667 x 3 = 20

16 - 13 = 3

23 / 3 = 7.6666666666667

7.6666666666667 - 1 = 6.6666666666667

6.6666666666667 x 3 = 20

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