here AB is 5cm pls answer this question fastly it's urgent
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Step-by-step explanation:
angle ACB = angle ADB. Because angles in same segment.
angle D=30°
Since AD is diameter, angle ABD is 90°
im ∆ABD, Using sine rule, sinB/AD = SinD/AB
1/AD = (√3/2)/5
AD= 5/(√3/2) = 10/√3
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