Q12 of 40 Page 1

In Fig. 1, ΔABC is circumscribing a circle, the length of BC is____cm.


10 cm

AP = AR = 4 cm


CR = AC – AR = 11 – 4 = 7 cm


CR = QC = 7 cm


BQ = PB = 3 cm


BC = BQ + PB


3 + 7 = 10


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