What is the radius of a circle with the equation (x − 3)2 + (y − 7)2 = 9? A) 3 B) 4.5 C) 6 D) 9

Question

What is the radius of a circle with the equation (x − 3)2 + (y − 7)2 = 9?

A) 3
B) 4.5
C) 6
D) 9

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Arianna 2 months 2021-10-05T19:25:45+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-10-05T19:27:27+00:00

    Answer:

    A

    Step-by-step explanation:

    The equation of a circle in standard form is

    (x – h)² + (y – k)² = r²

    where (h, k) are the coordinates of the centre and r is the radius

    (x – 3)² + (y – 7)² = 9 ← is in standard form

    with r² = 9 ⇒ r = 3 → A

    0
    2021-10-05T19:27:28+00:00

    Hi this isn’t an answer but try using photo math

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