3.
8.6.2.8
Triangle ABC has
vertices A (0, -4), B (5,
-4) and C (5,8). What
Is the length, in units,
of AC.

Answers

Answer 1

9514 1404 393

Answer:

  13 units

Step-by-step explanation:

The distance formula is useful for this.

  d = √((x2 -x1)² +(y2 -y1)²)

  d = √((5 -0)² +(8 -(-4))²) = √(25 +144) = √169

  d = 13

The length of AC is 13 units.


Related Questions


Help - I don’t understand this

Answers

Answer:

z / 7

Step-by-step explanation:

C = O / H

O = z

H = 7

y = 5x + 2
4r - y=0
Is (2, 12) a solution of the system?
- Yes
- No

Answers

Answer:

No, because the first one was right but the second on was -4 instead of 0

Step-by-step explanation:

Hope this helped

A $79 television is on sale for $65. What percent discount was given?

Answers

Answer:

The discount percentage has been given: ($ 65 / $ 79) x 100 = 82.27%

So the discount percentage is: 100% -82.27% = 17.72%

Step-by-step explanation:

Answer:

sa

Step-by-step explanation:

Identify as many solutions to the equation below as you can.
x + y = 12

Answers

Answer:

infinite

Step-by-step explanation:

because there is an infinite amount of numbers there is an infinite amount of solutions

In the diagram below, which line has a positive slope? AB AD AC DB

Answers

Answer: AC

Step-by-step explanation: Hope this helps

what is the slope on y-intercept for this and the equation

Answers

Answer: Slope is 5/3

Step-by-step explanation:

Use formula Y² - Y¹ divide by X² - X¹

= 10 - 5 divide by 6 - 3

= Slope is 5/3

Multiply:
426
X373
A. 5.538
B. 158,898
C. 187,318
D. 306,678

Answers

Answer:

Its "B"

Step-by-step explanation:

Answer:

b) 158,898 is Answer .

Step-by-step explanation:

[tex]\rm\Large\red{\underline{Required\:Solution:}}[/tex]

[tex] \implies 426 \times 373 \\ \bf = 158898[/tex]

Hence, 158,898 is Answer

What is the value of y in terms of x in the equation /[tex]\frac{3x+y}{2x} = \frac{15}{2}[/tex]2 ?

Select one:
A. 72x
B. 12x
C. 3x
D. 8x

Answers

I would say it’s C ! But I’m sorry if I’m wrong, even though I’m pretty sure it’s C :) have a great day!!

Answer:

3x

Step-by-step explanation:

Please answer this and what is 56/123 as a decimal and answer to two decimal places

Answers

Answer:

56/123 as decimal: 0.4553

39/7=5 4/7 as a mixed fraction

please help, and please show work if you can <33

Answers

Answer:

where is the question ?

Step-by-step explanation:

Breakfast at Denny's cost $8.63. You give a 15% tip. What is the total cost?

Answers

Answer:

9.92

Step-by-step explanation:

8.63 x 1.15=9.92

Complementary angles are two angles that have measures with a sum of 90°. Angles P and Q are complementary and the measure of angle P is 6° more than twice the measure of angle Q.



Write a system of equations and use substitution to find the measures of angles P and Q.

Input Field 1 of 1

Answers

Answer:

P = 62°   Q = 28°

Step-by-step explanation:

Let x = measure of angle Q

then y = measure of angle P

Now  x + y = 90  and 2x + 6 = y

Substituting 2x + 6 from the second equation in for y in the first equation, we get x + 2x + 6 = 90 since the two angles are complementary.

3x + 6 = 90

3x = 84

x = 28

y = 2(28) + 6 = 56 + 6 = 62

Check:  28 + 62 = 90

Which table represents a linear function?

Answers

It would be the first one because it’s going up by a constant rate

y=4(.98)^x-1. please help asap​

Answers

Answer:

gah

Step-by-step explanation:

I don't know shjha135

If the question is for horizontal asymptotes using limits then the answer is y=0

Esther uses 6.6 pints of blue paint and white paint to paint her bedroom walls. 3 5 of this amount is blue paint, and the rest is white paint. How many pints of white paint did she use to paint her bedroom walls?

Answers

Answer:

2 16/25 or 2.64 pints.

Step-by-step explanation:

Turn the 6.6 into a fraction for calculation purposes. you get 33/5. since 3/5 is blue paint and the question wants white paint, calculate 33/5 × 2/5. You should get 66/25 as the answer.

What is the y-intercept of the function f(x)
f(x) = -_x + ?

Answers

Note: Your function is not clear.

So, I am assuming a sample function such as

f(x) = -2x + 3

So, I would solve the question based on the assuming function. The reason is that the procedure will remain the same and your concept will be likely cleared anyways.

Answer:

Please check the explanation.

Step-by-step explanation:

Assuming the function

f(x) = -2x + 3

We know that the value of the y-intercept can be determined by setting x = 0 and determining the corresponding value of y.

now substituting x = 0 in the function

y = -2x + 3

y = -2(0) + 3

y = 0 + 3

y = 3

Therefore, the point (0, 3) represents the y-intercept of the function.

The graph of the function y = -2x + 3 is also attched below.

From the graph, it is clear that

at x = 0, y = 3

Thus, point (0, 3) represents the y-intercept of the function.

ANSWER QUICK! ILL MARK BRAINLIEST
Kiran is about to start hiking on a trail that is 1.8 miles long. In his past hikes on the same trail, he had walked at a constant rate of 2.4 miles an hour, which is 0.04 mile a minute.
What is Kiran's remaining distance on the trail after 10 minutes of hiking?

Answers

Answer: i have 0.02 miles left and i have to walk 5 more minutes.

Step-by-step explanation:

i dont know if that helps but there you go.

MODELING REAL LIFE A cell phone company charges a
monthly fee plus $0.25 for each text message you send.
The monthly fee is $30.00. You owe $59.50. How many
text messages did you send? Justify your answer.
Show work

Answers

Answer:

dwmkwddddncdnnknnsdlnldkldskcnds

Step-by-step explanation:

klkkl

First subtract 59.5 - 30 = 29.5 this is the amount that was paid for text messages. Then divide 29.5 / .25 = 118 text messages.

angle A and angle B are complementary angles. If measure angle A= (2x – 4)º and measure angle
B = (5x + 17)°, then find the measure of angle A.

Answers

Answer:

Angle A = 18°

Step-by-step explanation:

since the angles are complementary, they add up to 90°

(2x-4) + (5x+17) = 90

add like terms

7x-4+17=90

simplify left side

7x+13=90

subtract 13 from both sides

7x=77

divide both sides by 7

x=11

plug in x to find the measure of angle A

2(11) - 4

multiply 2*11 first

22-4

simplify

18

If a 15' ladder is leaned up against a building so that the bottom of the ladder is 10' from the base of the building, what angle does the ladder make with the ground

Answers

Answer:

48.2°

Step-by-step explanation:

If a 15' ladder is leaned up against a building so that the bottom of the ladder is 10' from the base of the building, what angle does the ladder make with the ground

Let the angle the ladder makes with the ground be represented by x

We solve the above question using the Trigonometric function of Cosine

cos x = Adjacent/Hypotenuse

Adjacent = 10 inches

Hypotenuse = 15 inches

Hence,

cos x = 10/15

x = arc cos (10/15)

x = 48.189685104°

Approximately = 48.2°

Therefore, the angle the ladder makes with the ground is 48.2°

what does x equal 3.25x-2.5= -9.75x+4

Answers

X would be 0.5. Hope this helped

Answer:

x = 6.5/13

Step-by-step explanation:

3.25x - 2.5 = -9.75x + 4

3.25x = -9.75x + 6.5

13x = 6.5

x = 6.5/13

What is the explicit rule for the geometric
sequence 3, 12, 48,…?

Answers

Answer:

You are multiplying by 4 each time

Step-by-step explanation:

3 x 4 = 12

12 x 4 = 48

48 x 4 = 192

0.2+0.5+7/10+1.6. alguien que me ayude porfa​

Answers

Tell me if I am wrong:)

I need helpppp!!! What is number 9,10 ?

Answers

Answer:

9) 28/36 = 7/9

10) Total animals = 84

36/84= 3/7

The lengths of the legs of a right triangle are 6 and 10. What is the length of the hypotenuse to the nearest tenth?

Answers

Answer:

h ≈ 11.7

Step-by-step explanation:

Using Pythagoras' identity in the right triangle.

The square on the hypotenuse (h) is equal to the sum of the squares on the other 2 sides, that is

h² = 6² + 10² = 36 + 100 = 136 ( take the square root of both sides )

h = [tex]\sqrt{136}[/tex] ≈ 11.7 ( to the nearest tenth )

Length of the hypotenuse is equal to [tex]\boldsymbol{11.7}[/tex]

Right triangle

A right triangle, also known as a right-angled triangle, or more formally an orthogonal triangle, was originally known as a rectangle triangle, is a triangle with one right angle and two perpendicular sides.

Lengths of the legs of a right triangle are equal to [tex]\boldsymbol{6,10}[/tex]

Square of the length of the hypotenuse is equal to sum of squares lengths of the legs.

So,

Length of the hypotenuse [tex]=\sqrt{6^2+10^2}[/tex]

                                            [tex]=\sqrt{36+100}\\ =\boldsymbol{11.7}[/tex]

Find out more information about right triangle here:

https://brainly.com/question/7894175?referrer=searchResults

pls help! i'm so lost :/

Answers

Step-by-step explanation:

triangle BCD ~ triangle BUV ( given)

BC/BU = CD/UV= BD/ BV

BC/BU = BD /BV

2x + 2 /35 = 49/35

2x + 2 / 35 = 7 /5

x = 47/ 2 is he corect answer of this question .

plz mark my answer as brainlist. Hope this will be helpful to you.

What is the equation of the line that passes through the point (-7-1) and has slope of 1

Answers

Answer: y=-x+-8

Step-by-step explanation:

Proof is in the screenshot below

Answer:

19=b

Step-by-step explanation:

Hence the equation in the form y = mx + c can written as y = 1/7x + 33/7 which is the equation of the line with the slope of 1/7 passing through the point (2,5).

PLS HELP PLS HELP QUICK

Answers

Answer:

170

Step-by-step explanation:

Let the number of cell phones be x

2 : 3 = 68: x

Product of extremes = product of means

2 * x = 68 * 3

     x = [tex]\frac{68*3}{2}[/tex]

        = 34 * 3

x = 102

Number of phones = 102 + 68 = 170

Mr. Fraser bought new shingles for his house for $2,900 using a credit card. His card has an interest rate of 12%. If he does not pay off his balance at the end of the month and has no other charges, how much money will he owe on his credit card at the end of the month?

Answers

Answer:

he will owe $3,248

Step-by-step explanation:

Find the volume and surface area of a water droplet with a radius of 39ft and height of 81ft

Answers

Answer:

I really do not know seriously.

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