InrightFig,ifthelengthofthesegmentABis1,MisthemidpointofthesegmentAB,andpointCdividesthesegmentMBint

题目简介

InrightFig,ifthelengthofthesegmentABis1,MisthemidpointofthesegmentAB,andpointCdividesthesegmentMBint

题目详情

In right Fig,if the length of the segment AB is 1,M is the midpoint  of the segment AB,and point C divides the segment MB into two partssuch that MC:CB=1:2,then the length of AC is______.
(英汉词典:length长度;segment线段;midpoint中点;divides…into分为,分成)
题型:填空题难度:中档来源:不详

答案


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由题意得:MB=class="stub"1
2
AB=class="stub"1
2

∴MC=class="stub"1
3
MB=class="stub"1
6

∴可得:AC=AM+MC=class="stub"1
2
+
class="stub"1
6
=class="stub"2
3

故答案为:class="stub"2
3

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