{"status": "success", "data": {"description_md": "Triangles $ABC$ and $ADC$ are isosceles with $AB=BC$ and $AD=DC$. Point $D$ is inside triangle $ABC$, angle $ABC$ measures 40 degrees, and angle $ADC$ measures 140 degrees. What is the degree measure of angle $BAD$?\n\n$\\mathrm{(A)}\\ 20\\qquad \\mathrm{(B)}\\ 30\\qquad \\mathrm{(C)}\\ 40\\qquad \\mathrm{(D)}\\ 50\\qquad \\mathrm{(E)}\\ 60$", "description_html": "<p>Triangles  <span class=\"katex--inline\">ABC</span>  and  <span class=\"katex--inline\">ADC</span>  are isosceles with  <span class=\"katex--inline\">AB=BC</span>  and  <span class=\"katex--inline\">AD=DC</span> . Point  <span class=\"katex--inline\">D</span>  is inside triangle  <span class=\"katex--inline\">ABC</span> , angle  <span class=\"katex--inline\">ABC</span>  measures 40 degrees, and angle  <span class=\"katex--inline\">ADC</span>  measures 140 degrees. What is the degree measure of angle  <span class=\"katex--inline\">BAD</span> ?</p>\n<p> <span class=\"katex--inline\">\\mathrm{(A)}\\ 20\\qquad \\mathrm{(B)}\\ 30\\qquad \\mathrm{(C)}\\ 40\\qquad \\mathrm{(D)}\\ 50\\qquad \\mathrm{(E)}\\ 60</span> </p>\n<hr><p>Full credit goes to <a href=\"https://maa.org/\">MAA</a> for authoring these problems. These problems were taken on the <a href=\"https://artofproblemsolving.com/\">AOPS</a> website.</p>", "hints_md": "", "hints_html": "", "editorial_md": "", "editorial_html": "", "flag_hint": "", "point_value": 1, "problem_name": "2007 AMC 10A Problem 8", "can_next": true, "can_prev": true, "nxt": "/problem/07_amc10A_p09", "prev": "/problem/07_amc10A_p07"}}