plz help me to ans the question,,i need the steps!thz for all of your help.
1)The interior angles of a quadrilateral are in the ratio of 1:2:3:4.Find the size of the smallest angle.
收錄日期: 2021-04-13 15:23:53
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https://hk.answers.yahoo.com/question/index?qid=20080406000051KK01324