Skip to content / Đến nội dung
ThichHocToan.com

2009 AMC 8 Question 19

AMC8 · 2009 AMC 8

Question 19

Two angles of an isosceles triangle measure $70^\circ$ and $x^\circ.$ What is the sum of the three possible values of $x?$
  1. $95$
  2. $125$
  3. $140$
  4. $165$
  5. $180$