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bulgar [2K]
3 years ago
5

PLEASE ANSWER: find the slope of the line through each pair of points. (1,6) and (8,-1)

Mathematics
1 answer:
vekshin13 years ago
7 0

Answer: -1

Step-by-step explanation:

To find the slope fo the line with the given points, you use the formula m=\frac{y_2-y_1}{x_2-x_1}.

m=\frac{-1-6}{8-1}=\frac{-7}{7} =-1

Now, we know that the slope is -1.

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the area of a right triangle is 77 m^2. the hypotenuse has a length of √317 m. what is the length of the legs?​
Alexxandr [17]

Answer:

11 m and 14 m

Step-by-step explanation:

Legs: x and y

---

1/2xy= 77  ⇒ xy= 154

√x²+y²= √317 ⇒ x²+y²=317

x²+y²+2xy= (x+y)²= 2*154+317= 625 ⇒ x+y= √625= 25

x= 25-y

xy=154 ⇒  y(25-y)= 154 ⇒ 25y- y²=154 ⇒ y²- 25y +154=0 ⇒ y=11 and y=14

x= 25-y= 14 and 11

4 0
4 years ago
N is the in center of △ABC. Use the given information to find NS.<br><br><br> NQ=2x<br> NR=3x−2
kramer

Given that N is the incenter of △ABC, NS = 4.

<h3>What is the Incenter of a Triangle?</h3>
  • The incenter of a triangle is the point of concurrency of the three angle bisectors of a triangle.
  • The perpendicular distances from each sides of the triangle to the incenter are equal.

Given the image where:

NQ = 2x

NR = 3x − 2

NQ = NR = NS (equidistant from the incenter)

Thus:

2x = 3x - 2

  • Add like terms

2x - 3x = -2

-x = -2

x = 2

NQ = NS = 2x

  • Plug in the value of x

NS = 2(2)

NS = 4

Therefore, given that N is the incenter of △ABC, NS = 4.

Learn more about the incenter on:

brainly.com/question/1831482

4 0
2 years ago
Alice has $15 more than Barry. Charlene has only 2 times of the amount of Barry's money. If Alice has x dollars, how much money
natima [27]
X=alice
b=barry
c=charlene

x=15 more than b
x=15+b

c=2 times of b
c=2b

all together
x+c+b
15+b+2b+b
15+4b
they have 15+4b or 15+4 times of barry
if we want in terms of x
x=15+b
x-15=b

15+4(b)
15+4(x-15)
15+4x-60
4x-45

they have 4x-45 together
5 0
3 years ago
Simplify (x − 4)(x2 + 3x + 5)
morpeh [17]
The answer for your question is letter D
3 0
3 years ago
Read 2 more answers
16 24 36 54 COMMON RATIO
Yakvenalex [24]

All of them can be divided by 2 so ratio 1:2 is a common ratio

4 0
3 years ago
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