Estimate the square root of the following imperfect square:
7.
a. 2.2
b. 2.4
C. 2.6
d. 2.8

Answers

Answer 1

This problem is just try and error.

First we try number 2.5 since its the average of all the answers.

2.5^2=6.25

This is smaller than 7 so the answer is either 2.6 or 2.8

Now let's try 2.7

2.7^2=7.29

Which is bigger than 7 and that means the correct answer is 2.6 :)

Answer 2
c is the correct answer thanks

Related Questions

Omari buys a computer for $1,083. She
makes a down payment of 20%. She pays
$144.40 per month to finish paying for
the computer. How many months will it
take Omari to finish paying?

Answers

Answer:

6 months.

Step-by-step explanation:

To find the answer, we first need to find out how much Omari paid for the down payment. To find this, you multiply 1083*0.20 and you get $216.60. So we subtract the down payment from the total leaving us with $866.40. Now to find out how many months it would take Omari to pay, we divide 866.40/144.40 since each month she pays $144.40 a month. Once you divide 866.40/144.40, you are left with an answer of 6 months.

Phil is riding his bike. He rides 25 miles in 2 hours, 37.5 miles in 3 hours, and 50
miles in 4 hours. Find the constant of proportipnality and write an equation to
describe the situation. Let x represent the number of hours.
The equation that describes the relationship is y =

Answers

The constant of proportionality (known as "speed" in this case) is 12.5 miles per hour.

The equation is  

d

=

12.5

×

t

Explanation:

To find the constant of proportionality, divide one value in each pair by the other. If this relationship is a true direct proportionality , when you repeat these for every pair, your will come up with the same value:

For example

25

miles

÷

2

hours

=

12.5

miles

hour

A direct proportionality will always result in an equation that resembles this:

y

=

k

x

where  

y

and  

x

are the related quantities and  

k

is the constant of proportionality. If you draw a graph using the values you have, the graph will show a straight line the passes through the origin. The slope of this line will be the constant of proportionality. (And if the values given are real physical quantities, this constant will contain important information about the situation you are studying!)

What is the height of the pile of books located on the lawn?

Answers

Step-by-step explanation:

[tex] \tan( \alpha ) = \frac{8}{18} = \frac{8 + 15}{x} \\ \frac{8}{18} = \frac{23}{x} \\ 8x = 414 \\ x = 51.75[/tex]

Indicar el número entero que corresponde a cada
situación

a) Se realiza un descuento de $20 en la primera compra con tarjeta de crédito.


b) Se acredita $15 al saldo telefónico por una promoción.

c) La playa de estacionamiento se encuentra en el tercer subsuelo

.
d) María Angélica tiene una deuda de $300.

e) En el nordeste de Francia la temperatura llegó a los 15 grados
bajo cero.

f) La empresa disminuyó las ventas en un promedio de 5 000
unidades por mes.

Answers

Answer:

a)-20

b)+15

c)-3

d)-300

e)-15

f)-5000

g)-400

h)-250

i)+420

Show work, please
32 points!

Answers

Answer:

1.Equivalent

2.Equaivalent

3.Not Equivalent

4.Equivalent

Help me pls pls pls thanks I

Answers

Answer:

T (3 , -6)   O ( -6 , -4) and M (-9 , 6)

Step-by-step explanation:

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

Either enter an exact answer in terms of T or use 3.14 for 7 and enter your answer as a decimal.
d=2

Answers

Answer:

N CCX  XN

Step-by-step explanation:

Find the area of this triangle. Round to the nearest tenth. 9.5 yd 23 yd



Please help!

Answers

Answer:

[tex]Area=\frac{ab}{2} \\\\area=\frac{9.5.23}{2} \\\\answer=108.8 yd^{2}[/tex]

Step-by-step explanation:

I hope this helps ^_^

The area of the triangle is 108.7 square yards.

What is the area of the triangle?

Let a, b, and c is the sides of the triangle.

The area of the triangle is given as

S = (a + b + c) / 2

[tex]\rm A = \sqrt{s(s - a)(s - b)(s -c )}[/tex]

The third side of the triangle will be

c² = a² + b² - 2ab cos θ

c² = 9.5² + 23² - 2 × 9.5 × 23 × cos 85°

c² = 619.25 - 38.09

c² = 581.16

 c = 24.11 yd

Then the area of the triangle will be

S = (9.5 + 23 + 24.11) / 2

S = 56.61 / 2

S = 28.3

Then the area will be

[tex]\rm A = \sqrt{28.3(28.3 - 24.11)(28.3 - 23)(28.3 - 9.5)}[/tex]

Simplify the expression, then the value will be

A = √11815.01

A = 108.7 square yd

The area of the triangle is 108.7 square yards.

More about the area of the triangle link is given below.

https://brainly.com/question/19305981

#SPJ2

8. It takes Emory 3 hours to plant 12 flowers. How long should it take her to plant 40 flowers?

Answers

Answer:

9 hours

Step-by-step explanation:

12 times 3 is 40 so 3 times 3 is 9

Answer:

10

Step-by-step explanation:

takes one hour to plant 4

Find the difference of 58.2–27.674.
a. 30.652
b. 30.526
c. 35.026
d. 35.620

Answers

Answer:

B

Step-by-step explanation:

You just subtract

Complete the statements about the cone.
The height is units.
The radius is units.
The volume is Tot cubic units.
10
6

Answers

Answer:

The answers are:

The height is 6

The radius is 8

The volume is 128 π cubic units.

Step-by-step explanation:

The height is shown in the picture. So the first answer is 6.

To find the radius, you use the equation. [tex]\sqrt{slant height^{2}- height^{2} }[/tex] = radius

The slant height 10, and the height is 6. So you plug those into the equation and solve.

[tex]\sqrt{10^{2}-6^{2} }[/tex] =

[tex]\sqrt{100-36}[/tex] =

[tex]\sqrt{64}[/tex] = 8

So the radius is 8.

Now we use the equation [tex]\pi[/tex][tex]r^{2}[/tex] [tex]\frac{h}{3}[/tex] = volume.

[tex]\pi[/tex][tex]8^{2}[/tex] [tex]\frac{6}{3}[/tex] =

[tex]\pi[/tex]64 [tex]\frac{6}{3}[/tex] =

[tex]\pi[/tex] 64(2) = 128 [tex]\pi[/tex] cubic units

I hoped this helped you. I would love brainiest.

The statements about the cone is that,

The height is 6 units, the radius is 8 units and the volume is 128π cubic units.

What is Volume?

Volume of a three dimensional shape is the space occupied by the shape.

Given a cone.

We have to find the complete the statements related to the cone.

From the figure,

height of the cone = 6 units

Using the Pythagoras theorem,

Radius of the cone = √(10² - 6²) = 8 units

Volume of the cone = 1/3 π r² h

                                 = 1/3 π × 8² × 6

                                 = 128π cubic units

Hence the height, radius and volume of the cone are 6 units, 8 units and 128π cubic units respectively.

Learn more about Volume here :

https://brainly.com/question/13338592

#SPJ5

A student plays a total of 20 rounds of rock paper scussordbhe wins 75% of them. How many rounds did he win

Answers

Answer:

15 rounds

Step-by-step explanation:

Change 75% into a decimal (0.75).

Multiply 20 by 0.75.

When doing so, you get 15 rounds.

To check this: 15/20 = 3/4 = 0.75

Answer:

if that student is scussordbhe then they won 15 rounds, if they arent they won 5.

Step-by-step explanation:

Can someone please help me pleaseeee!

Answers

Answer:

y=-1.7x+8

Step-by-step explanation:

An equation of a line is y=mx+c

m is the gradient and c is the y intercept, which is where the line intercepts y.

you work out m getting two points and then subtracting y - y ÷ x - x

So in this graph, if we chose points (6,-2) and (3,3) then we would do this equation.

[tex] \frac{3 - - 2}{3 - 6} = \frac{5}{ - 3} = - 1.7[/tex]

So m = -1.7

c = 8 because it goes through 8 in y.

So the equation is y=-1.7x+8

If it is 2$ and it was 75 percent off what is the original price?

Answers

Answer:

$8

Step-by-step explanation:

If it's 75% of that mean 2=25%

multiply it by 4 to get 8

What is the equation of a line when the slope is -1/2 and the y-intercept is 0.

Answers

Answer:

y = -1/2x + 0

y = mx+b

Step-by-step explanation:

can you round 16.191

Answers

Answer:

Yes,

rounding to the nearest hundrenth would be 16.19

rounding to the nearest tenth would be 16.2

and rounding to the nearest ones place would get you 16

Step-by-step explanation:

what number is 1/4 of 100

Answers

The number is 25
100/4

plz hurry due today!
Write an equation of a line through the point (-4,-1) that is parallel to the line y= -3/4x + 4​

Answers

Answer:

y = -3/4x -4

Step-by-step explanation:

Parallel slope = -3/4

(-4,-1)

y - y1 = m(x - x1)

y + 1 = -3/4(x + 4)

y + 1 = -3/4x - 3

y = -3/4x -4

Please help! I’ll make brainliest

Answers

Answer:

Step-by-step explanation:

i think its The measure of bottom of ladder from bottom of building is 48

Answer:

48

Step-by-step explanation:

Hope it helps XD

Joe walked 12m East and stopped for lunch. After eating he continued walking for 12m East. What is his displacement?

Answers

Answer:

24meters

Step-by-step explanation:

Given data

Joe walked 12m East

We are told that Joe continued to walk for another 12m east

Therefore, Joes displacement is

=12+12

=24m

His displacement is 24meters

Please help

The perimeter of a quadrilateral is 336.
The ratio of the sides is 2: 3: 2: 5. Find
the side lengths.

Answers

Just trying to win the CONTEST BUT GOOOOD LUCK

Answer:

56 units, 84 units, 56 units, 140 units

Step-by-step explanation:

Since you have the ratios, you can multiply each by x, because you do not know the actual values.

2x+3x+2x+5x=336

12x=336

÷12  ÷12

x=28

Then, plug in the values of x.

So 2*28= 56

3*28=84

2*28=56

5*28=140

The price of the shirt is 40$ the sales tax is 8%
how much will he pay in taxes for the shirt
A. 8.00
B. 3.20
C.48.00
D. 5.20

Answers

Answer:

40*.08=3.2

$3.2

Answer:

B

Step-by-step explanation:

40 times 0.08%= 3.20

Tell whether the ordered pair is a solution.
y=4x
(1,4)

Answers

Answer:

It’s a solution

Step-by-step explanation:

Integer that describes debit of $40

Answers

Answer:

+40

Step-by-step explanation:

+40 hope this helps

Find the missing length of the triangle 12 in and 35 in.

Answers

Answer:

37

Step-by-step explanation:

The answer is 37 I tried it and its right

A sport bag used to cost $40, then the store decides to change the cost to $52. What is the mark up? Write your answer like this 00% but instead of zeros, put the percent you found.

Answers

Answer:

Step-by-step explanation:

Use the given functions to set up and simplify

40=

52=

0%=0

On a day in the month of February the temperature in barrow Alaska is 221*f at the same time the temperature in northway Alaska is 213*f

Answers

Give the Full Question then I will solve it..

answer to (3j–1)+(–5j–4) ??

Answers

Answer:

-2j - 6

Step-by-step explanation:

3j - 2 + (-5j) - 4

3j - 2 - 5j - 4

-2j - 6

f(x)=-x^2-14 find f(9)

Answers

Answer:

Step-by-step explanation:

f(x) = -x² - 14

f(9) = -9² -14 = -81-14 = -95

HELP!!!! If a scale of 2 in:10 ft is used, how long is an object that is 14 in. long
in a drawing?

Answers

answer: 70 feet
explanation: 14/2=7 7x10=70
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