①习辞者 ____ ②何坐____
③圣人非所与熙也 ____ ④反取病焉____
Travel information
Place of interest
Beihai Park
Dongting Lake
Mount Mang
Location (位置)
Behai District
Yueyang City
Yizhang County
Phone Number
3886699
3329666
3726868
Price of Ticket
¥150
Free
¥120
Description
An amusement park with a lake
A lake with plenty of fresh fish
A famous forest park
菱形ABCD的周长为16,∠A=60°,则BD的长为( )
如图,在△ABC中,DE分别是AB,AC的中点,BE=2DE,延长DE到点F,使得EF=BE,连CF
(1)求证:四边形BCFE是菱形;
(2)若CE=6,∠BEF=120°,求菱形BCFE的面积.
竖式计算.
198×3=
6×524=