已知△ABC的内切圆与三边AB,BC,AC分别交于点D,E,F,若AB=12cm,BC=14cm,AC=8cm,求AF,
已知△ABC的内切圆与三边AB,BC,AC分别交于点D,E,F,若AB=12cm,BC=14cm,AC=8cm,求AF,
如图,△ABC的内切圆圆O与BC.CA.AB分别相切于点D.E.F,AB=9cm,BC=14cm,AC=13cm,求AF
已知在三角形ABC中BC=7cm,AC=5cm,AB=6cm,它的内切圆分别和BC,AC,AB切于点D,E,F,求AF,
在△ABC中,BC=18cm,AC=13cm,AB=17cm,它的内切圆分别和BC,AC,AB切于点D,E,F,求AF,
△ABC的内切圆与BC、CA、AB分别相切于点D、E、F且AB=9cm,BC=15cm,CA=12cm求AF,BD,CE
如图,△ABC中,AB=AC=12cm,BC=10cm,AB的垂直平分线分别与AB,AC交于点D,E
△ABC的内切圆⊙O与AC,AB,BC分别相切于点D,E,F.BC=9cm,AC=6cm,求AE,BF和CD的长.
如图△ABC的内切圆圆O与AC、AB、BC分别相切于点D、E、F,且AB=5cm
如图,△ABC的内切圆圆O与BC.CA.AB分别相切于点D.E.F,AB=5cm,BC=6cm,AC=7cm,那么AE=
如图,△ABC的内切圆圆O与BC.CA.AB分别相切于点D.E.F,AB=6cm,BC=11cm,AC=7cm,那么AE
三角形ABC的内切圆O与AC,AB,BC分别相切于D,E,F并且AB=5CM,AC=6CM,BC=9CM,求AE,BF,
如图,在△ABC中,BC=14cm,AC=9cm,AB=13cm,内切圆⊙O分别和BC、AC、AB切于点D、E、F,那么