The Arc Length BD from the given diagram is; 4.09π = 12.85 in
From the attached image, we are given;
m∠APC = 92°
Now, from the principle of vertical angles being congruent, we have;
m∠APC = m∠BPD = 92°
Thus;
Arc length BD = 2π * 8 * (92/360)
Arc Length BD = 4.09π = 12.85 in
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