Help as soon as possible, please.

Help As Soon As Possible, Please.

Answers

Answer 1

Answer:

8 units

Step-by-step explanation:

Let the center of the circle be point O.

Then

EC + EO = 13EC = 13 - EO

The length of EO is the side of triangle OEB.

Use Pythagorean theorem:

EO² + EB² = OB²EO² + 12² = 13²EO² = 169 - 144EO² = 25EO = √25EO = 5

Find the value of  EC:

EC = 13 - 5 = 8

Related Questions

Write a function representing the line that includes the points (3,3) and (-6,15)

Answers

Find the slope then the y intercept so y=mx+b

A function representing the line that includes the points (3,3) and (-6,15) is 3y=-4x+21.

The given coordinate points are (3,3) and (-6,15).

What is the slope intercept form?

The slope intercept form of a straight line is one of the most common forms used to represent the equation of a line. The slope intercept formula can be used to find the equation of a line when given the slope of the straight line and the y-intercept.

The standard form of the slope intercept form is y=mx+c.

Now, slope=(y2-y1)/(x2-x1)

= (15-3)/(-6-3)

= 12/(-9)

= -4/3

Substitute m=-4/3 and (x, y)=(3, 3) in y=mx+c, we get

3=-4/3 (3) +c

c=7

Put, m=-4/3 and c=7 in y=mx+c, we get

y=-4/3 x+7

3y=-4x+21

Therefore, a function representing the line that includes the points (3,3) and (-6,15) is 3y=-4x+21.

To learn more about the slope intercept form visit:

brainly.com/question/9682526.

#SPJ5

Mark is trying to create a triangle. He uses the measurements 5cm, 3cm, and 7cm. Did Mark make a triangle?
A. Yes
B. No

Answers

Answer:

Yes

a triangle is any three sided figure, so yes he did

Step-by-step explanation:

How? (2x^2 - 3x - 4)(x + 7)

Answers

Answer:

[tex]2 {x}^{3} + 11{x}^{2} - 25x - 28[/tex]

Step-by-step explanation:

Using foil method, Multiply the first term

[tex]2 {x}^{2} \times x = 2 {x}^{3} [/tex]

Next, Multiply the Outer term in each parenthesis. (2x^2 and 7

[tex] 2 {x}^{2} \times 7 = 14 {x}^{2} [/tex]

[tex] 2 {x}^{2} \times 7 = 14 {x}^{2} \: \: \: 3x \times - x = - 3x[/tex]

Then, Multiply the Inner Terms (-3x,-4,7) in each parenthesis

[tex] - 3x \times 7 = - 21x[/tex]

[tex] - 4 \times x = - 4x[/tex]

Then multiply the last term (-4 and 7).

[tex] - 4 \times 7 = - 28[/tex]

Combine it you have

[tex]2 {x}^{3} + 14 {x}^{2} - 3 {x}^{2} - 21x - 4x - 28[/tex]

which simplify to

[tex]2 {x}^{3} + 11 {x}^{2} - 25x - 28[/tex]

Hey I need help with this question thanks for people who can help me and have a good day could you include explanation

Answers

Answer:

25

Step-by-step explanation:

Formula

[tex]B = 25(\frac{M}{10} +\frac{3}{4} )[/tex]

Where M meters of granola makes B granola bars.

Given:

M = 2.5 meters

Now substitute that value in the formula and calculate.

[tex]B=25(\frac{2.5}{10} +\frac{3}{4} )= 25(1) = 25[/tex]

Therefore, 2.5 meters of granola makes 25 granola bars.

B = 25


Ty'Lil has $220 to spend on a membership to a new gym. The monthly fee is $15 and he must also pay $40 to join. How many months can he afford?

Answers

Answer: 12

Step-by-step explanation:

220-40=180

180/15=12

Answer:

11 months

Step-by-step explanation:

220 -40=180

Since you have to pay $40 to join you have to add $15 to that $40 for the monthly fee.

220-40-15=156

^ This equals one month worth of the membership.

220-40-15-15-15-15-15-15-15-15-15-15-15=0

So add up all the 15s and you have the number of months Ty ´Lil can afford.

I hope this makes sense.

PLEASE HELP
Special Right Triangles and Pythagorean Theorem
1. Find the length of the missing side.Leave your answer in the simplest radical form.
please show work

Answers

Answer:

x = 14

Step-by-step explanation:

15² = x² + 6²

225 = x² + 36

189 = x²

√189 = x

x = 13.7

x = 14


Travis reads 21/4 pages of his history assignment in 7 1/2
minutes. Which TWO statements are correct?
A)
The unit rate is 7 pages per minute.
B)
7
The unit rate is
10
page per minute.
0)
The unit rate is 51 pages per minute.
D)
At the same rate, Travis reads 40 pages in 28 minutes.
E)
At the same rate, Travis reads 60 pages in 28 minutes.

Answers

Answer:

its B and E i just did the question and got it right

Answer:

B and D

Step-by-step explanation:

please help marking brainlist

Answers

Answer:

50.0

Step-by-step explanation:

pls follow me and Mark as brainliest and follow me to get free thnks to all your answer's

Answer:

50.0

Step-by-step explanation:

Anybody who is good with word problems and (who has done these before) plz help thx!!! :DD

WILL MARK BRAINLIEST WHOEVER ANSWERS BOTH CORRECLTY :3!!!!

Answers

1. [tex] \frac{x}{15} = 3[/tex]

2. 8x = 216

Answer:

1. 45

2. 27

(please correct me if im wrong :D)

A ladder is 12 metres long . It leans against a wall with one end on the ground 7 metres from the wall. The other end just reaches a windowsill. Calculate the height of the windowsill above the ground.

i need an explanation please...

Answers

Answer:

window sill height =9.75 meters

Step-by-step explanation:

Ladder^2=height^2+length^2

12^2=height^2+7^2

144=height^2+49

height^2=144-49=95

height=9.75

In the old British money system, 5
shillings was equal in value to 1
crown. Emily had 45 shillings. What
was the value in crowns?

Answers

I think the answer will be 9 crowns because 45/5=9

Someone plz help me I will give brainliest plz

Answers

Answer:

8.5 is correct answer i read a diffrent question did a diffrent problem its 8 and a half not 0.85 that would be a very small e-reader

BRAINLIEST FOR WHO ANSWERS CORRECTLY!!!! ASAP HELP (LOOK AT SCREENSHOT)

Answers

E two sides added together must be larger then the last side

Answer:

e. 9 ft

Step-by-step explanation:

Brett has a 30 year fixed rate mortgage for $112500 with monthly payments of $603.92. The annual interest rate is 5% what is the total cost of the principal and interest for this not rounded to the nearest dollar

Answers

Answer:

a. Total cost of the principal = $217,411.20

b. Interest for the mortgage loan = $104,911.20

Step-by-step explanation:

Total cost of the principal = Monthly payment * Number of years * Number of months in a year = $603.92 * 30 * 12 = $217,411.20

Total cost of the principal of the loan includes the mortgage loan amount and the interest for the mortgage loan. Therefore, the interest for the mortgage loan can be calculated as follows:

Interest for the mortgage loan = Total cost of the principal - Mortgage loan amount = $217,411.20 - $112,500 = $104,911.20

Which number line represents the solution set for inequality?​

Answers

Answer:

Which number line represents the solution set for inequality?

c.

What is the answer to this question?

Answers

first -10 then divide by 10

arynbo3324

WHOEVER THIS IS I NEED YOUR HELPP!!

Answers

What are you talking about?

Examine the following graph of a line. Which equation correctly represents the line in slope-intercept form?

Answers

Answer:

-8 -8

Step-by-step explanation:

Because it is the most reasonable

Find the measure of the missing angles.

Answers

Answer:

b = 20, c = 160

Step-by-step explanation:

b and 20 degrees are vertical angles, so they are equal.

b (20 degrees) and c are on a line together, so they add up to 180. 180 - 20 = 160 degrees

Answer: B= 20 degrees
C= 160 degrees

Why? B is the angle across from 20 and that means they are equal. To find C you do 180-20 to get your answer

Hope this helps :D

How many non zero digits should numbers written in scientific notation have

Answers

Answer:

All the none-zero digits given should be included when written in scientific notation. But also any trailing zeros written after non-zero digits should also be included.

For example in 0.00900 the 900 is significant because the person who included the trailing zeros is saying look I measured this far and these zeros are significant.

very confusing , help me out please ...?

Answers

Step-by-step explanation:

[tex] \sqrt{7} = {7}^{ \frac{1}{2} } = \sqrt{7} [/tex]

one number is 5 more than 4 times another number. their sum is 35. find the 2 numbers

Answers

x+4x+5=35
5x=30
x=6
4x+5=29

–65 ≥ –10+ u/ 2
pls help

Answers

Answer:

–65 ≥ –10+ u/ 2

-65+10≥u/2

-55×2≥u

-110≥u

Answer:

-110>or equal to u

hope it's helpful ❤❤❤

THANK YOU❤

23 2/5−11 4/5 Enter your answer as a mixed number in simplest form.

Answers

Answer:

11 3/5

Step-by-step explanation:

23 2/5-11 4/5

22 7/5-11 4/5

11 3/5

Find the measure of angle m

Answers

Answer:

12 answer

Step-by-step explanation:

(8x-34)=(5x+2) (correspounding angle)

8x-5x=34+2

3x=36

x=36/3

x=13

In exercises 27-30, three vertices of DEFG are given. Find the coordinates of the remaining vertices: D(-2,-4)

Answers

Answer:

[tex]E =[/tex] [tex](-3,3)[/tex]

Step-by-step explanation:

The question has missing parameters.

The (missing) given coordinates are:

[tex]D(x_1,y_1) = (-2,-4)[/tex]

[tex]F(x_3,y_3) = (0,7)[/tex]

[tex]G(x_3,y_4) = (1,0)[/tex]

Required

Find the coordinates of [tex]E(x_2,y_2)[/tex]

To do this, we make use of mid-point formula which is:

[tex]M = (\frac{x_1+x_3}{2},\frac{y_1+y_3}{2})= (\frac{x_2+x_4}{2},\frac{y_2+y_4}{2})[/tex]

This gives:

[tex](\frac{-2+0}{2},\frac{-4+7}{2})= (\frac{x_2+1}{2},\frac{y_2+0}{2})[/tex]

[tex](\frac{-2}{2},\frac{3}{2})= (\frac{x_2+1}{2},\frac{y_2+0}{2})[/tex]

Multiply through by 2

[tex]2 * (\frac{-2}{2},\frac{3}{2})= (\frac{x_2+1}{2},\frac{y_2+0}{2})*2[/tex]

[tex](-2,3) = (x_2+1,y_2+0)[/tex]

[tex](-2,3) = (x_2+1,y_2)[/tex]

By comparison:

[tex]-2 = x_2 + 1[/tex] and [tex]3= y_2[/tex]

So, we have:

[tex]-2-1=x_2[/tex] and [tex]3= y_2[/tex]

[tex]-3 = x_2[/tex] and [tex]3 = y_2[/tex]

This gives:

[tex]x_2 = -3[/tex] and [tex]y_2 =3[/tex]

Hence, the 4th coordinate is: [tex](-3,3)[/tex]

Combine Like terms and write an equivalent expression with the fewest number of terms. 4 -2x + 5x

Answers

Answer:4-7x i believe

Step-by-step explanation:

10. A bag contains 4 red, 7 blue, 8 green, and 5 white marbles. What is the theoretical
probability that a randomly selected marble is green?
O
a 1
3
Ob.
2
c. 1
6

Answers

Answer:

C. 1

Step-by-step explanation:

C. 1

help me w this multiple choice!

Answers

Answer:

D

Step-by-step explanation:

[tex] \sin(30) = \frac{n}{ \frac{10 \sqrt{3} }{3} } \\ 0.5 = \frac{n}{5.77} \\ n = 2.88 = \frac{5 \sqrt{3} }{3} [/tex]

[tex] \cos(30) = \frac{m}{ \frac{10 \sqrt{3} }{3} } \\ 0.866 = \frac{m}{5.77} \\ m = 5[/tex]

Estimate 0.52 + 1.2 and explain how you made your estimate. Please hurry this is due soon!!

Answers

Answer:

1.72

Step-by-step explanation:

0.52 plus 1.2 is equal to 1.72

Answer:

1.5

Step-by-step explanation:

0.52+1.2

approx.

0.5+1.0=1.5

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