If C(-2, 4) and D(-6, -1), then what is the length of CD? Round to the nearest tenth.

Question

If C(-2, 4) and D(-6, -1), then what is the length of CD? Round to the nearest tenth.

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Dulcie 6 months 2021-08-15T03:20:27+00:00 2 Answers 7 views 0

Answers ( )

    0
    2021-08-15T03:21:50+00:00

    Answer:

    6.4

    Step-by-step explanation:

    hope it helps

    #GAUTHMATH

    0
    2021-08-15T03:21:53+00:00

    9514 1404 393

    Answer:

      6.4

    Step-by-step explanation:

    The length is found from the distance formula:

      d = √((x2 -x1)² +(y2 -y1)²)

      d = √((-6 -(-2))² +(-1-4)²) = √((-4)² +(-5)²) = √(16 +25) = √41

      d ≈ 6.4

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )