AMC 8 2014 Problem 9

AMC8 2014 年第 9

三角形★★☆☆☆
In \bigtriangleup ABC, D is a point on side \overlineAC such that BD=DC and \angle BCD measures 70^\circ. What is the degree measure of \angle ADB?
在度? 中,D 是边
AMC 8 2014 Problem 9 figure
  1. A.100
  2. B.120
  3. C.135
  4. D.140
  5. E.150

正确答案 · Correct Answer

D

解析 · Solution

解析整理中

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