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10 October, 12:34

in the accompanying diagram of circle o with diameter AOC m ACB = 48 which of the following is the measure of BC

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Answers (2)
  1. 10 October, 13:17
    0
    Answer:48

    Step-by-step explanation:

    yes
  2. 10 October, 13:34
    0
    BC = AOCcos48

    Step-by-step explanation:

    Any angle subtended by diameter is 90°

    So, angle ABC is 90°.

    cos 48 = BC/AOC

    BC = AOC * cos48
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