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Shealah

  • 3 years ago

The coordinates of point R are (-3,2) and the coordinates of point T are (4,1). What is the length of RT?

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  1. Shealah
    • 3 years ago
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    [1] 2√2 [2] 5√2 [3] 4√3 [4] √10

  2. SheldonEinstein
    • 3 years ago
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    @Shealah I recommend you to draw these coordinates on a graph.

  3. SheldonEinstein
    • 3 years ago
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    |dw:1351130421371:dw| I have drawn a graph for you, can you mark the given points on it?

  4. SheldonEinstein
    • 3 years ago
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    @Shealah please reply..

  5. Shealah
    • 3 years ago
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    |dw:1351130609587:dw|

  6. SheldonEinstein
    • 3 years ago
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    |dw:1351131117784:dw|

  7. SheldonEinstein
    • 3 years ago
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    But point T = (4,1) NOT (4,-1), so mark it again @Shealah

  8. Shealah
    • 3 years ago
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    I think that i've got it- 5√2, right?

  9. SheldonEinstein
    • 3 years ago
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    |dw:1351131167712:dw|

  10. SheldonEinstein
    • 3 years ago
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    Yes.

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