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janett77

  • 2 years ago

What is the sum of the measures of the opposite arcs intercepted by two chords that meet inside a circle if the chords form an angle whose measure is a + b?

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  1. estudier
    • 2 years ago
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    |dw:1350569098735:dw|

  2. janett77
    • 2 years ago
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    a b a + b/2 2(a + b) these are the answer choices i have

  3. estudier
    • 2 years ago
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    I don't understand the question yet.....:-(

  4. janett77
    • 2 years ago
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    me either

  5. estudier
    • 2 years ago
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    a+b = sum of arcs/2 So sum of arcs = 2(a+b)

  6. janett77
    • 2 years ago
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    oh so the answer is 2(a+b)

  7. estudier
    • 2 years ago
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    Yes, it is special case of power of a point theorem.

  8. janett77
    • 2 years ago
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    ok then thank you:)

  9. estudier
    • 2 years ago
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    yw

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