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Dmitry_Shevchenko [17]
2 years ago
9

I'd Point A is located at (9,2) on a coordinate plane and point B is located at (-9,10), what is the distance between the two po

ints?
Mathematics
1 answer:
Fiesta28 [93]2 years ago
4 0
Draw the triangle and then use Pythagoras' theorem

distance = \sqrt{18 ^{2} +8 ^{2}   }
              = 19.70 (2dp) 
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Morgarella [4.7K]

Answer:

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8 0
2 years ago
Which equation has only 1 solution? A. c+2=c+2 B. c= -c+2 C. c+2=c-2 D. c-c=2 Please explain.
zhannawk [14.2K]

Answer:

B. c= -c+2

Step-by-step explanation:

A. ...................

  • c+2=c+2
  • c-c= 2-2
  • 0=0

It has infinitely many solutions as the equation is correct for any value of c.

B. ...................

  • c= -c+2
  • c+c= 2
  • 2c = 2
  • c = 2/2
  • c= 1

It has one solution only

C. ...................

  • c+2=c-2
  • c-c= -2 - 2
  • 0 = -4

It has no solution as this equation is incorrect

D. ...................

  • c-c=2
  • 0 = 2

It has no solution as this equation is incorrect

6 0
3 years ago
If a circle is equally divided into 10 angles, what is the measure of each angle
scoundrel [369]

Answer:

36°

Step-by-step explanation:

circle has 360°, divide that by 10 to get 36

4 0
2 years ago
Please help meeee:(((( give explanation
choli [55]

Answer:

5 ( x – 3) = – 3 (2x+5)

5x – 15 = – 6x – 15

5x +6x = – 15 +15

11 x = 0

x =0/11

x =0

I hope I helped you^_^

8 0
2 years ago
Solve<br> 10=1.75 + .65x and show steps
Oduvanchick [21]
10-1.75 = 0.65x
9.25 =0.65x
9.25/0.65=x

then simplify or find the exact solution
5 0
3 years ago
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