等腰三角形的周长是16cm,腰比底长2cm,则腰长为______cm.
设腰长为x,则底边长为x-2,
依题意得:2x+x-2=16,
即3x=18,
∴x=6,
∴腰长为6.
故填6.
36×75的积的末尾有一个0,积约为2800。[ ]
The president spoke at the meeting for nearly an hour without _______ his notes.
A.bringing up
B.referring to
C.looking for
D.trying on