一块正方形的菜地,边长是20米.它的面积是多少平方米?周长是多少米?
20×20=400(平方米);
20×4=80(米);
答:正方形的面积是400平方米,周长是80米.
下列机构中,不属于钢筋加工机械的是( )。
A.冷拉机
B.卷扬机
C.切断机
D.弯曲机
A nurse needs assistance transferring an elderly, confused client to bed. The nurse leaves the client to find someone to assist her with the transfer. While the nurse is gone, the client falls and hurts herself. The nurse is at fault because she hasn’t()
A. properly educated this client about safety measures.
B. restrained the client.
C. documented that she left the client.
D. arranged for continual care of the client.