如图,在数轴上有两点A、B,A表示的数为6,B在A的左侧,且AB=10.动点P从点A出发,以每秒4个单位长度的速度沿数轴向左匀速运动. (1)请直接写出点B表示的数为-4; (2)经过多少时间,线段AP和BP的长度之和为18? (3)若点M、N分别在线段AP和BP上,且AM=2014PM,BN=2014PN.点P在运动的过程中,线段MN的长度...
如图,△ABC中,AC=8,BC=6,AB=10,点P在AC边上,点M、N在AB边上(点M在点N的左侧),PM=PN,且∠MPN=∠A,连接CN.(1)当CN⊥AB时,求BN的长;(2)求证:AP=AN;(3)当∠A与△PNC中的一个内角相
This invention regards the position measurement equipment which is suited for method and this method of operating the position measurement equipment. In this case, appraisal unit, is transmitted to the appraisal unit where the data is in series connected from the position measurement equipment by requ...