Difference between revisions of "2014 AMC 8 Problems/Problem 9"

Line 1: Line 1:
<math>[asy]
+
[asy]
 
size(300);
 
size(300);
 
defaultpen(linewidth(0.8));
 
defaultpen(linewidth(0.8));
Line 5: Line 5:
 
draw(A--B--C--A);
 
draw(A--B--C--A);
 
draw(D--B);
 
draw(D--B);
dot("</math>A<math>", A, SW);
+
dot("<math>A</math>", A, SW);
dot("</math>B<math>", B, NE);
+
dot("<math>B</math>", B, NE);
dot("</math>C<math>", C, SE);
+
dot("<math>C</math>", C, SE);
dot("</math>D<math>", D, S);
+
dot("<math>D</math>", D, S);
label("</math>70^\circ<math>",C,2*dir(180-35));[/asy]</math>
+
label("<math>70^\circ</math>",C,2*dir(180-35));[/asy]

Revision as of 18:37, 26 November 2014

[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]

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