如图,在直角梯形ABCD中,角ABC=90度,AC平行BC,AD=4,AB=5,BC=6,点P是AB上的一动点,当PC+PD的和最小时,PB的长是____.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 07:36:38
![如图,在直角梯形ABCD中,角ABC=90度,AC平行BC,AD=4,AB=5,BC=6,点P是AB上的一动点,当PC+PD的和最小时,PB的长是____.](/uploads/image/z/2779041-57-1.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E7%9B%B4%E8%A7%92%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2C%E8%A7%92ABC%3D90%E5%BA%A6%2CAC%E5%B9%B3%E8%A1%8CBC%2CAD%3D4%2CAB%3D5%2CBC%3D6%2C%E7%82%B9P%E6%98%AFAB%E4%B8%8A%E7%9A%84%E4%B8%80%E5%8A%A8%E7%82%B9%2C%E5%BD%93PC%2BPD%E7%9A%84%E5%92%8C%E6%9C%80%E5%B0%8F%E6%97%B6%2CPB%E7%9A%84%E9%95%BF%E6%98%AF____.)
xU[oG+RXLewYb#kr MLJ}i!v(u|k7qp/tgw3;@C,3gΜ.3=r=qw.U5ݰ[uh*qtH5 A0*#I;f+vD@/Xb嚳["%D60>|B 1w$
bQu32[^.s\6rKKŐe߆RKs}#2sGJ8%X|$.D)JB8dZB915Ӧ%If&-dl,"Ǣ|Ǭf: P27"E(y%l:̋ B,kbF
b\nՖ"nUam@9P5hM dv' X0$I^ojr
>\0$rUd5CJ:^=f[w;º(uw=[yvڭn^m^ s>,: @%!+a=rvLHRB;pL8Fv6hgu'$:ZŹEAy.'ű;oAOIBl!哫O>vlS625ݭל
@'?wtFX@1`Y}Xz5~s1lQ5:렞sYl+M4ˬ Uzf(@T 4}B7d4s P.)p7l/rI^SG5}:9
+AT8(8Hp=Q