如图,△ABC中,∠ACB=90°,AC=3,BC=4.以A为圆心作圆与BC相切,则该圆的半径为( ).
A:2.5
B:3
C:4
D:5
– The East Lake is not far from the Yellow Crane Tower, so you can easily visit _________ in a day. – Fantastic! I can't wait for it.