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in a circle of radius 6cm , a chord is drawn 3cm from the circle (a)calculate the angle subtended by the chord at the centre of the circle

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kelvin mafara
9 answers

  1. so your chord is also 3 cm from the centre.

    construct the right-angles triangle
    look at the angle it makes at the centre,
    cosØ = 3/6 = 1/2
    Ø = 60°

    the chord subtends an angle of 120°

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    Reiny

  2. Pls i need a clear and precise solution

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    Okunsanmi

  3. I need a clear understanding

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    Idowu

  5. A clear answer plss

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    Rodiat abdul

  6. I need a clear answer

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    Awowoyin Kehinde

  7. Please elaborate how cos∅=0.5,∅=60 and the angle subtends 120
    degree

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    Fidelity

  8. Clear answer please

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    Pelumi

  9. I need a clear understanding

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    Odogu

  11. Please I need the solving with the formula

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    Chelsea

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