In circle (O, r) AB is a chord. If angle AOB = 90 and radius is 6cm then find the length of AB.
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In triangle AOB
In triangle AOBangle O is 90°
In triangle AOBangle O is 90° AB^2 = AO ^2 + OB^2
In triangle AOBangle O is 90° AB^2 = AO ^2 + OB^2 =6^2 + 6^2
In triangle AOBangle O is 90° AB^2 = AO ^2 + OB^2 =6^2 + 6^2 =36 + 36
In triangle AOBangle O is 90° AB^2 = AO ^2 + OB^2 =6^2 + 6^2 =36 + 36 =92
In triangle AOBangle O is 90° AB^2 = AO ^2 + OB^2 =6^2 + 6^2 =36 + 36 =92AB = √92 cm
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