Chords $AB$ and $CD$ lie in the same circle of radius 13 cm and centre $O$. The perpendiculars

Question

Chords $AB$ and $CD$ lie in the same circle of radius 13 cm and centre $O$. The perpendiculars $OM$ and $ON$ meet the chords at $M$ and $N$. Both perpendicular distances are 5 cm. Calculate $AB$.[3] State $CD$, giving a reason.[1]

Accepted Answer

(a) $24$ cm (b) $24$ cm; equal perpendicular distances

Equal distances and equal chords

Equal distances and equal chords

Solution:

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