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A semicircle is drawn over a diameter. The circumference of the semicircle is 72 units. l(BC) = l(AO) = l(OC). Find the perimeter of Δ ABC.
Options
Option A is correct
Option B 
Option C 
Option D 
A semicircle is drawn over a diameter. The circumference of the semicircle is 72 units. l(BC) = l(AO) = l(OC). Find the perimeter of Δ ABC.