{"kind":"task","effective_mode":"full","benchmark":{"kind":"benchmark","effective_mode":"full","slug":"math","formal_name":"MATH","introduction":"MATH organises 12,500 high-school competition problems into seven subjects and five difficulty levels, each with a full worked solution. It underlies much of the later mathematics evaluation work; this catalogue imports the full test split: 5,000 problems across all seven subjects.","introduction_ja":"","introduction_en":"","category":"Category not supplied","task_count":null,"acquisition_status":"Acquisition status not supplied","official_url":"https://github.com/hendrycks/math","indexing_mode":"index","profile":{"resources":[],"task_format":"","scoring":"","metric":"","size":"","answer_access":"","license":"","citation":"","maintainer":"","released":"","why_hard":"","related":[],"history":"","construction":"","limitations":"","saturation":"","scores":[]}},"task_id":"c64d3178-dfbc-5cb0-a1e2-0d829ca97ef6","task_key":"prealgebra--test--c64d3178-dfbc-5cb0-a1e2-0d829ca97ef6","task_revision_id":"1","upstream_id":"","short_description":"A regular pentagon and a regular hexagon are coplanar and share a common side…","config":"prealgebra","split":"test","body":"{\"level\":\"Level 4\",\"problem\":\"A regular pentagon and a regular hexagon are coplanar and share a common side $\\\\overline{AD}$, as shown. What is the degree measure of angle $BAC$?\\n\\n[asy]\\ndraw((-10,0)--(10,0)--(20,17.3)--(10,34.6)--(-10,34.6)--(-20,17.3)--cycle,linewidth(1));\\nlabel(\\\"$A$\\\",(-10,0),SW);\\nlabel(\\\"$B$\\\",(-20,17.3),W);\\nlabel(\\\"$D$\\\",(10,0),SE);\\nlabel(\\\"$C$\\\",(-16.2,19),ESE);\\ndraw((-10,0)--(-16.2,19)--(0,30.8)--(16.2,19)--(10,0),linewidth(1));\\n[/asy]\",\"type\":\"Prealgebra\"}","display_format":"math","language":"","answer_status":"published","assets":[],"source_url":"https://github.com/hendrycks/math","history":"initial import","indexing_mode":"index","subproblems":[],"grids":[]}