Evaluate the expression c^2 + a if a = 1/2 and c = 9.

Answers

Answer 1

Answer:

81 1/2

Step-by-step explanation:

We plug a and c in to get: 9^2+1/2

9^2=81 and 81+1/2 is 81 1/2

Answer 2
Plug in the values
9^2 + 1/2
81 + 1/2 = 81.5
Solution: 81.5

Related Questions

Which statement about these triangles is true

Answers

Answer:

c

Step-by-step explanation:

please answer I will give 20 and brainiest

Answers

Answer:

Option 4 (4, 2, 3)

Step-by-step explanation:

Coordinances for a three-dimensional coordinate system are (x, y, z).

The letter labeling each axis is always on the positive side.

Therefore, all of the coordinances must be positive.

If you look at the x,y plane you can identify that the point is two over on the y axis and four over on the x.  You can use this same strategy on the z axis to get the coordinances (4, 2, 3).

find the square root of 5.494
[tex] \sqrt{5.494} [/tex]

Answers

Answer:

the square root of 5.494 is 2.34

Step-by-step explanation:

The computation of the square root of 5.494 is as follows"

According to the question it is mentioned that

The number is 5.494

Now the square root of the above number is

[tex]\sqrt{5.494}[/tex]

= 2.34

Hence, the square root of 5.494 is 2.34

Therefore the same is to be considered

Please help me with this

Answers

Answer:

55% in Decimal form: 0.55. 55% in Fraction form: 55/100. Hope this helps

Step-by-step explanation:

pls hellpppp meee brainly​

Answers

Answer:

A

Step-by-step explanation:

9x4=36

36+7=43

James had 568 books to put into 9 boxes. How many boxes were in each box ?Where there any book left that needs another box?

Answers

Answer:

63 books in each boxes

1 book left which need a box

Step-by-step explanation:

James has 568 books

He plans to put them into 9 boxes

Therefore the number of books n each boxes can be calculated as follows

= 568/9

63 remainder 1

Hence there would be 63 books in each boxes and 1 book would be left which need another box

Tyra's family is spending the afternoon in Millersville. They plan to see a movie and then explore the town. The movie will cost the family $36, and parking costs $4 per hour.



What cost is constant? That means which amount doesn't depend on how long they are there?

A. $36

B. $4

Answers

A is the correct one I just did this

Find the value for p given the equation p/2+1=3

Answers

Take 1 to the other side as negative


p/2=2


Take 2 to the other side and multiply it


2*2 is 4


So p is 4

A major technology startup company is growing incredibly fast. The company
started with just 4 employees, but is tripling its amount of staff every year. How
many people will be working for the company in 8 years?

Answers

Answer:8748

Step-by-step explanation:

Tripled per year = x3

1st year 4

2nd year 4 x 3 = 12

3rd 12 x 3 = 36

4th 36 x 3 =108

5th 108 x 3 = 324

6th 324 x 3 = 972

7th 972 x 3 = 2916

8th 2916 x 3 = 8748


Find the value of x that makes m || n

Answers

Answer:

a) 24

Step-by-step explanation:

To  make m//n,  the sum of co-interior angles (4x + 84) should be 180

4x + 84 = 180

        4x = 180 - 84

        4x = 96

         x = 96/4

        x = 24

Quadrilateral ABCD is translated to get quadrilateral A'B'C'D'. vertex A is at (-5,2) , and vertex A' is ay (2,-2), quadrilateral ABCD is translated blank..... if vertex B is at (-6,5), then vertex B is at​

Answers

Answer:

(-1,3)

Step-by-step explanation:

Given that the quadrilateral ABCD is translated to get quadrilateral A'B'C'D'. The vertex A is at (-5,2) is translated to vertex A' is at (2,-2).

The translation is x-direction, a, is the difference of x-coordinates of both the points, a=2-(-5)=2+5=7.

The translation is y-direction, b, is the difference of y-coordinates of both the points, b = -2-2 = -4.

As all the points are translated by the same magnitude as well as in the same direction, so by adding a to x and b to y coordinate of any points, the translated point can be determined.

The vertex of point B is (-6,5), so, the vertex of the point B' would be (-6+a, 5+b)=(-6+7, 5+(-4))=(-1,3).

Hence, the vertex of point B' is (-1,3).

HELP!!!! 15 points marked brainliest

Answers

Answer:

it's answer is SAS

hope it helps you

Answer:

SAS is the right answer

Step-by-step explanation:

.........

Libby’s family went out to dinner. The dinner bill was $95 and the family gave the server a 20% tip.

a) What’s the tip? What’s the total of the dinner? Please show your math work and don’t forget the unit Please show your math work and don’t forget the unit.

PLS HELPPPP

Answers

uh is the tip is in 95 if so its 19 dollars

Answer:

$19 was the tip.

Step-by-step explanation:

A) The tip was $19 dollars. If you add the tip with the bill, it costs $114.

19*5= 95 so that mean $19 was the tip.

I really hope this helps!

The perimeter of a rectangle is 70cm.
Its shortest side has a length of 10cm.

Answers

Answer:

l=25 cm

Step-by-step explanation:

The perimeter of a rectangle

2(l+w)=70 cm

(l+10)=70/2

l=35-10

l=25

Note : you have no question. So I just assume it

Describe your method on how to identify the vertex angle of an isosceles triangle.
My method to identify the vertex angle of an isosceles triangle is

Answers

I don’t think I have to be there

1. If the area of the rectangle is 12 in squared and the base is 4/11, What is the height of the
rectangle?

33 in
48/11 in
4 4/11 in
12/11 in
WILL GIVE BRAINLEST

Answers

Answer:

33 jdkdkskfjsksjaks

Step-by-step explanation:

4/11×x=12

x=33

Help please I think Ik the answer but I’m not sure and I need to get my grade up in my math class so please

Answers

y is greater than or equal to x-4

Y> or = to -4 + x or y> or = to x-4


Find a formula for the transformation of reflection across the line l with equation y = -x.

Answers

Answer:

The rule or formula for the transformation of reflection across the line l with equation y = -x will be:

P(x, y) ⇒ P'(-y, -x)

Step-by-step explanation:

Considering the point

[tex]P(x, y)[/tex]

If we reflect a point [tex]P(x, y)[/tex] across the line [tex]l[/tex] with equation [tex]y = -x[/tex], the coordinates of the point P flips their places and the sign of the coordinates reverses.

Thus, the rule or formula for the transformation of reflection across the line l with equation y = -x will be:

P(x, y) ⇒ P'(-y, -x)

For example, if we reflect a point, let suppose A(1, 3), across the line [tex]l[/tex] with equation [tex]y = -x[/tex], the coordinates of point A flips their places and the sign of the coordinates reverses.

Hence,

A(1, 3) ⇒ A'(-3, -1)

a video store charges
$10 for a rental card
plus $2.50 per video
game rented.
a. write an equation to
model the situation
b. What will be the total
cost if you decide to rent
20 video games?
c. How many video
games will you be able
to rent if you had $260?

Answers

Answer:

a. 10 + 2.50x

b. 60

c. 100

Step-by-step explanation:

a. 10 + 2.50x

b. 10 + 2.50(20)

= 10 + 50

= 60

c. 260 = 10 + 2.50x

250 = 2.50x

250/2.50 = x

x = 100

What is the check digit, d, for the credit card number shown below?
6424 9813 2720 008d
А. 1
B. 3
с. 5
D. 7

Answers

Answer:

A.1

Step-by-step explanation:

I did a check digit calculator and it said that this would be the check digit

The check digit is 1.

Step-by-step explanation:

The check digit on credit is calculated by the following step:

Mark each digit odd and even from the right side.Now multiply each digit at an even place with '2'.And if the number after multiplication is double-digit then add both the digit to obtain a single digit.Now add all the digits obtained in the previous step along with digits at odd places.To this sum obtained check by adding what digit it becomes next multiple of '10'.And that digit will be our check digit.

Given:

The creditcard number: 6424 9813 2720 008d

To find :

Check digit,d

Solution:

6424 9813 2720 008d

Marking odd and even places from right side:

(e:even place,o:odd place)

e,o,e,o     e,o,e,o     e,o,e,o     e,o,e,o

6 4 2 4     9 8 1 3     2 7 2 0     0 0 8 d

Multipling every even place digit with '2'.

12,4,18,2,4,4,0,16

If two digit number then add both digits to have single digit

12,4,18,2,4,4,0,16 → 1+2,4,1+8,2,4,4,0,1+6 → 3,4,9,2,4,4,0,7

Now adding all the digits obtained in prevoius step with digits at odd place:

(3+4+9+2+4+4+0+7)+(4+4+8+3+7+0+0)= 59

The next multiply of 10 can be obtained by adding 1 to '59' that is 60. So, the check digit will be'1'.

59+1 = 60

(60 is a multiple of the number '10'.)

The check digit is 1.

Learn more check digit here:

brainly.com/question/23944800?referrer=searchResults

question number five

Answers

Answer:uhhh

Step-by-step explanation:

LOOK AT THE PICTURE PLEASE HELP

WILL MARK BRAINLIEST

Answers

Answer:

4

Step-by-step explanation:

You can convert 2/3 to 4/6 so that the denominators for the two fractions you are dividing are the same.

4/6 divided by 1/6 is 4 because 4/1 = 4

Which arithmetic sequence is represented by the expression 3n+1 , where n represents the position of a term in the sequence?
A.3,6,9,12,15,...
B.4,7,10,13,16,...
C.4,5,6,7,8,...
D.3,4,5,6,7,...

please help it is for a test and it is due tomorrow.

Answers

Answer:

a

Step-by-step explanation:

The arithmetic sequence represented by the expression 3n+1 , where n represents the position of a term in the sequence is B.4,7,10,13,16,...

check:

A. 3,6,9,12,15,...

using the 4th term

first term, a = 3

4th term = 12

3n + 1

= 3(4) + 1

= 12 + 1

= 13

not applicable

B. 4,7,10,13,16,...

using the 4th term

first term, a = 4

4th term = 13

3n + 1

3(4) + 1

= 12 + 1

= 13

applicable

C. 4,5,6,7,8,...

using the 4th term

first term, a = 4

4th term = 7

3n + 1

= 3(4) + 1

= 12 + 1

= 13

not applicable

D. 3,4,5,6,7,...

using the 4th term

first term, a = 3

4th term = 6

3n + 1

= 3(4) + 1

= 12 + 1

= 13

not applicable

Therefore, arithmetic sequence represented by the expression 3n+1 , where n represents the position of a term in the sequence is B. 4, 7, 10, 13, 16,...

Read more:

https://brainly.com/question/13711310

Solve this system of equations:

5x + y = 7
20x + 2 = y

Answers

Answer:

x = 1/5, y = 6

Step-by-step explanation:

5x + y = 7

y = 7 - 5x

Set equations equal to each other to eliminate y

7 - 5x = 20x + 2

7 = 25x + 2

5 = 25x

x = 1/5

y = 7 - 5(1/5)

y = 7 - 1

y = 6

the scale factor between two similar shapes is 4. what is the scale factor of area

Answers

I think the scale of the factor of area is 2

Answer:

16

Step-by-step explanation:

The area model shows 3 1/4 what is 3 Times 3 1/4

Answers

Answer:

Concept: Basic Multiplication

You have 3 1/4 which can be said in decimal form to be 3.25 You multiply it by 3 to get 9.75 or 9 3/4 Hence D Rate brainlist

jorge is at the party supply store buying ballons for a birthday party . for every 5 ballons he buys he pays $6.25 what is the cost per ballon​

Answers

5 / 6.25 = $0.8

divide the amount by the cost

Answer:

1.25

Step-by-step explanation:

6.25/5 is equal to 1.25

Find the coordinates of a point in Quadrant 3 that makes the following triangles congruent.

Triangle GHJ: G (1,-6), H (2,-5), J (2,1)

Triangle NOP: N (-6,1), O (-5,2)

A. P(-3,-4)

B. P(-4,-3)

C. P(-5,-6)

D. (-6,-5)

Answers

Answer:

c. triangle ghj

d. triangle nop (i could be wrong for both though)

Step-by-step explanation:

Two shapes that are the same size and the same shape are congruent. They are identical in size and shape

Find the HCF of following polynomial expression.
x^3-x, x^2-x-2​

Answers

Answer:

HCF of following polynomial expression is x

Kara’s bedroom is in the shape of a rectangle. The perimeter of her room is 50 feet. The width of her room is 12 feet. What is the length of Kara’s room?

A

13 feet


B

25 feet


C

26 feet


D

38 feet

Answers

Answer:

13

Step-by-step explanation:

Ok so we will eliminate some numbers first. The width is 12, but the total on the perimeter is 24. 50-24 = 26

26 is not the length, so divide that by 2, and get 13

Proof:

x=2

13x=26

12x=24

24+26 = 50

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