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On the coordinate plane, which of the following points represents the

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On the coordinate plane, which of the following points represents the  [#permalink]

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New post 14 Feb 2018, 23:27
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

84% (00:52) correct 16% (01:29) wrong based on 87 sessions

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Re: On the coordinate plane, which of the following points represents the  [#permalink]

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New post 15 Feb 2018, 07:01
1
Bunuel wrote:
On the coordinate plane, which of the following points represents the midpoint between (-3, 5) and (5, -7)?

A. (4, 4)
B. (-1, 1)
C. (4, 6)
D. (1, -1)
E. (6, 4)


Mid point formula = (x1+x2/2 , y1+y2/2)

-3+5/2 = 1

5-7/2 = - 1

D
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Re: On the coordinate plane, which of the following points represents the  [#permalink]

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New post 20 Feb 2018, 17:09
Bunuel wrote:
On the coordinate plane, which of the following points represents the midpoint between (-3, 5) and (5, -7)?

A. (4, 4)
B. (-1, 1)
C. (4, 6)
D. (1, -1)
E. (6, 4)


Using the midpoint formula ((x1 + x2)/2 , (y1 + y2)/2), we have:

((-3 + 5)/2 , (5 - 7)/2)

(1, -1)

Answer: D
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Re: On the coordinate plane, which of the following points represents the  [#permalink]

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New post 08 Dec 2018, 10:51
You can use the midpoint formula,

How I went about it was, draw a quick diagram and plot the two points, going through the answer choices, the only option that looks close to the midpoint of the given plots is (1,-1)
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Re: On the coordinate plane, which of the following points represents the   [#permalink] 08 Dec 2018, 10:51
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