In the adjoining figure, Δ ABC is circumscribing a circle. Then, the length of BC is
A. 7 cm
B. 8 cm
C. 9 cm
D. 10 cm
Answer:D
In the adjoining figure, Δ ABC is circumscribing a circle. Then, the length of BC is
A. 7 cm B. 8 cm C. 9 cm D. 10 cm
Explanation: Since lengths of tangents from same external point are equal.