3) Which of the following is the equation for
the axis of symmetry?
A) x=-b/2a
B) x=-a/2b
C)x=b/2a
D)x=-c/2a

Answers

Answer 1

Answer:

A

Step-by-step explanation:

the equation is always x=-b/2a


Related Questions

у
x -1
9
05
1
1
Which equation represents this linear function
Оа
y = -1/4x + 5
y = 4x + 5
y = -4x + 5
y = 1/4x + 5

Answers

Answer:

Y=4x + 2 OB y= -x + 5 oC y=2x + 4 D. Y= -x+2

Step-by-step explanation:

The table below lists points of a linear function. X y-1 2 1 6 2 8 5 14

A.Y=4x + 2 OB y= -x + 5 oC y=2x + 4 D. Y= -x+2

In AHIJ, j = 1.9 inches, h = 3.4 inches and 41=161º. Find J, to the nearest 10th of an
degree.

Answers

Answer:

6.8

Step-by-step explanation:

Shown in delta

As part of a survey, 150 students were asked if they eat breakfast on school days. Of these students, 45 stated they eat breakfast on school days What percentage of the students in the survey stated they eat breakfast on school days?

Answers

Answer:

30 students

Step-by-step explanation:

Total number of students = 150

Of these students, 45 stated they eat breakfast on school days.

We need to find the percentage of the students in the survey stated they eat breakfast on school days. It can be calculated as follows :

[tex]\%=\dfrac{45}{150}\times 100\\\\=30[/tex]

Hence, out of 150, 30 students stated they eat breakfast on school days.

|(2,9)
J (79)
00 -
H(25)

Answers

Answer:

what  :(

Step-by-step explanation:

Find the total surface area of the pyramid.
4 in.
6 in.
6 in.

Answers

the answer is b!!!!!!!!!

Answer:

84 in²

Step-by-step explanation:

[tex]S_{A} = A_{L}+A_{base}[/tex]

[tex]S_{A}[/tex] = 4(1/2 * 6 * 4) in² + 6 in * 6 in

[tex]S_{A}[/tex] = 2(24) in² + 36 in²

[tex]S_{A}[/tex] = 48 in² + 36 in²

[tex]S_{A}\\[/tex] = 84 in²

If my answer is incorrect, pls correct me!

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

-Chetan K


In how many ways
can 4 students, Sue,
Jan, Kim, and Pat come
in 1st
, 2nd, 3rd, and 4th
place?

Answers

Answer:

16

Step-by-step explanation:

Answer:

16

Step-by-step explanation:

If "if p , then q " is the conditional statement, then "if q , then p " is the converse.

True
False

Answers

Answer:A true

Got it right in the odyssey ware

Step-by-step explanation:

2. What does y equal? *
y+3/4 = 6

Answers

Answer:

3rd option

Step-by-step explanation:

Given

y + [tex]\frac{3}{4}[/tex] = 6 ( multiply through by 4 to clear the fraction

4y + 3 = 24 ( subtract 3 from both sides )

4y = 21 ( divide both sides by 4 )

y = [tex]\frac{21}{4}[/tex] = 5 [tex]\frac{1}{4}[/tex]

help answer this for me it will help i will give u extra points

Answers

Answer:

a. 3

Step-by-step explanation:

get 20% of 60= 12

and 25% of 60= 15

15-12=3

Answer:

Step-by-step explanation:

b

Which of the following correctly displays 3 u>-2s>

Answers

Answer: (d)

Step-by-step explanation:

According to the triangle law of vector addition, the two vectors acting on a body are represented by the two sides of a triangle taken in order then the third side gives the resultant of the two vectors taken in the opposite order.

Here, option (d) aligns well with the triangle law of vector addition. The third side is in opposite order w.r.t the two vectors represented by the two sides of triangle i.e. [tex]3\vec{u}-2\vec{s}[/tex]

Answer:

D

Step-by-step explanation:

edge

on her first two quizzes Barbara averaged nine correct answers on the next 3 quizzes she averaged 10 correct answers what decimal number shows Barbara's average score on all five quizzes



HELP ASAP​

Answers

Answer:

0.98

Step-by-step explanation:

Assuming the number of questions on all the tests is 10,

9+9+10+10+10 / 50

You get 50 by doing 5 quizzes x 10 questions per quiz.

48/50 = 0.98

I chose the first answer, was I correct?

Explain!

Answers

Answer: Yes, by SAS

Step-by-step explanation:

This is because, two sides are equal and one angle is equal.

And also there is one angle between 2 sides, so it’s SAS

Ginger spent $24 at the fair, which was three times the amount she spent last year at the fair. How much money did Ginger spend last year at the fair?

Answers

Answer:

She spent 8 dollars.

Step-by-step explanation:

24 divided by 3 is 8

Find the number of degrees in each rotation shown below.

Answers

Answer:

5

Step-by-step explanation:

I’m only needing A everything else is good

Answers

Answer:

It would be 9 units.

Step-by-step explanation:

So to find the distance between two points, first start at one of the points then see how much distance there is between it and 0.

So taking 7 to start with, you would need to walk 7 units to get to 0.

However, we still need to get the distance till -2. So, we need to walk another 2 steps back, so it would be 9 units of walking in total.

Convert 12 radians to degrees. Round your answer to the nearest tenth.

Answers

Answer:

687.5

Step-by-step explanation:

SA = 2tr2 + 2trh
(Use 3.14 for 1.) 5 in.
30 in.
Find the surface area.
square inches
Do NOT round your answer.

Answers

Given:

Radius of the cylinder = 5 in

Height of the cylinder = 30 in.

To find:

The surface area of the cylinder.

Solution:

The surface area of the cylinder is:

[tex]SA=2\pi r^2+2\pi rh[/tex]

Where, r is the radius and h is the height of the cylinder.

Putting [tex]r=5,h=30,\pi=3.14[/tex] in the above formula, we get

[tex]SA=2(3.14)(5)^2+2(3.14)(5)(30)[/tex]

[tex]SA=2(3.14)(25)+942[/tex]

[tex]SA=157+942[/tex]

[tex]SA=1099 [/tex]

Therefore, the surface area of the cylinder is 1099  square inches.

please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

Answers

Answer:

26.39

Step-by-step explanation:

It's a right triangle, so because of how trigonometric functions work:

[tex]\sin B = \frac{4}{9}\\B = \arcsin\frac{4}{9} \approx 26.3878^\circ[/tex]

There's really no better way than to input it into a calculator.

So the only thing left is to round to the nearest hundredth.

Answer:

I want to say it is 30 digresses

Step-by-step explanation:

I a awnsering that scence its a acute angle but I am still not completly sure but that is still my guess

Andre bought pencils in packs of 8. He gave 2 pencils to his sister and 3 pencils from each pack to his friends. The expression 8p-3p-2 represents the number of pencils Andre has left from p packs. Simplify the expression by combining like terms.

what is the answer?​

Answers

Answer:

27

Step-by-step explanation:

he was left with no pencils

in the triangle DEF, angle D measures 3x, angle E measures 6x+12, and angle F measures 5x. what is the value of x

Answers

Answer:

x = 12

Step-by-step explanation:

3x + 6x + 12 + 5x = 180

14x + 12 = 180

14x = 168

x = 12

Which group of numbers is ordered from least to greatest?
A. 4/5,−0.9,−3
B. −3,−0.9,4/5
C. −0.9,4/5,−3
D.4/5,−3,−0.9

Answers

Answer:

B. −3,−0.9,4/5

Step-by-step explanation:

Answer:

B.

Step-by-step explanation:

−3,−0.9,4/5

= -3, -0.9, 0.8.

What’s the answer for the last one

Answers

Answer:

its 14

Step-by-step explanation:

because each cookie is 10 and the 2 bananas are 2 so one banana is 1 and then the other thing whatever it is is 3 each so 10*1=10+1+3=14

hopefully this helps!

Can someone please help?​

Answers

1,4 and 5,8 are both congurant angles I hope that helps

A rectangular block of wood measures 5 inches wide. Over time, the width of the block of wood will shrink by 5%. A builder lets the block of

wood shrink. He wants to use it to fill a gap that measures 3.5 inches wide.

How much does the builder need to cut off the wood block so that it will fit exactly in the gap? Enter the answer in the box.

The builder needs to cut

inches off the block of wood.

Answers

Answer: [tex]3.675\ in.[/tex]

Step-by-step explanation:

Given

Wood shrinks 5% over the period of time

The width of the gap is 3.5 inch

The length of the rectangular block is 5 inch

So, the builder cut the rectangular block 5% bigger to compensate for the shrinkage

Required length is

[tex]\Rightarrow 3.5+5\%\times 3.5\\\Rightarrow 3.5+0.05\times 3.5\\\Rightarrow 3.5[1+0.05]\\\Rightarrow 3.675\ in.[/tex]

Which inequalities have the solution set graphed on the number line? Select two options. A number line going from negative 6 to positive 2. An open circle is at negative 4. Everything to the left of the line is shaded. x less-than negative 4 Negative 4 less-than x Negative 4 less-than-or-equal-to x Negative 4 greater-than x x greater-than negative 4


I Will Mark Brainliest

Answers

Answer:

bcd

Step-by-step explanation:

Megan has 2 red marbles, 5 blue marbles, and 8 yellow marbles. What is the ratio of red marbles to blue marbles in rational number form?
A.
5/2
B.
2/8
C.
2/5
D.
5/8

Answers

Answer:

A. 5/2

Step-by-step explanation:

There are 5 blue marbles and 2 red marbles. This means that the ratio is 5:2. 5/2 is another way to say 5:2 so option A is the correct answer.

If this answer has helped you, please mark it as the brainliest

Answer:

d

Step-by-step explanation:

a cirle has circumference 23.2 cm. What is the area of the circle? use 3.14 for pi

Answers

Answer:

42.9 cm

Step-by-step explanation:

Area of a circle is A = pi r²

to get r (radius) from circumferance. r = C/ (2 pi)

pi = 3.14

What is the answer?

Answers

B seems right.
I think

What expression is equivalent to (6•p)+3

Answers

Answer:

I am pretty sure the answer would be 6p+3

Step-by-step explanation:

I got this by solving (6 multplied by p) +3

You have to multiply 6 by p which will give you 6p

Than, you just add the +3 to the equation

This together would give you

(6*p) +3 = 6p+3.

Hopefully this answered your question!

Write each answer in Scientific notation 8x10^3 + 6.45 x 10^4

Answers

Answer:

7.25*10^4 let me know if it is wrong

Step-by-step explanation:

MRK ME BRAINLIEST PLZZZZZZZZZz

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