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17 January, 19:53

A 9-cm chord is 11 cm from the center of a circle.

What is the radius of the circle?

C. 13.0 cm

B. 11.9 cm

A. 9.0 cm

D. 14.2 cm

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Answers (1)
  1. 17 January, 21:17
    0
    Answer: b 11.9

    Step-by-step explanation:

    the chord and the line to the center can be used to create a triangle

    the radius is the hypotenuse of this triangle

    4.5squared + 11 squared = 11.9
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