∠1与∠2互余,∠2与∠3∠互补,∠1=34 °,则∠3=( )
124°
The football player reacted ____ the judge’s decision by withdrawing from the match.
A.on
B.to
C.against
D.by
如图所示,容器重为1.0N,容器底面积为40cm2,内盛500g的水,水的深度为10cm,容器置于面积为1m2的水平桌面,求:
(1)容器底部受到液体的压力;
(2)桌面受到的压力。