In the figure below, AD is the diameter of the circle. AB and AC are two chords such that <BAC = 60° and BE is perpendicular to AC. What is length of chord BD if AB = 24 cm and AC = 18 cm?
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AP=3.6cm
Substitute in equation 1,
BP
2
=36−(3.6)
2
=23.04
BP=4.8cm
BC=2×4.8=9.6cm
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