Difference between revisions of "2014 AMC 8 Problems/Problem 9"
Mathonator (talk | contribs) |
Mathonator (talk | contribs) |
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dot("$C$", C, SE); | dot("$C$", C, SE); | ||
dot("$D$", D, S); | dot("$D$", D, S); | ||
| − | label("$70^\circ$",C,2*dir(180-35)); | + | label("$70^\circ$",C,2*dir(180-35));</asy> |
<math>\textbf{(A) }100\qquad\textbf{(B) }120\qquad\textbf{(C) }135\qquad\textbf{(D) }140\qquad \textbf{(E) }150</math> | <math>\textbf{(A) }100\qquad\textbf{(B) }120\qquad\textbf{(C) }135\qquad\textbf{(D) }140\qquad \textbf{(E) }150</math> | ||
Revision as of 18:23, 26 November 2014
In 
, 
is a point on side 
such that 
and 
measures 
. What is the degree measure of 
?
![[asy] size(300); defaultpen(linewidth(0.8)); pair A=(-1,0),C=(1,0),B=dir(40),D=origin; draw(A--B--C--A); draw(D--B); dot("$A$", A, SW); dot("$B$", B, NE); dot("$C$", C, SE); dot("$D$", D, S); label("$70^\circ$",C,2*dir(180-35));[/asy]](http://latex.artofproblemsolving.com/9/4/7/94770df9a0e1d5a71f602bfb3b45022dcca9dec4.png)
