{"id":6579,"date":"2026-07-13T13:39:08","date_gmt":"2026-07-13T18:39:08","guid":{"rendered":"https:\/\/www.eastcentral.edu\/learning-center\/?page_id=6579"},"modified":"2026-07-13T13:39:22","modified_gmt":"2026-07-13T18:39:22","slug":"special-trig-values-in-quadrant-1","status":"publish","type":"page","link":"https:\/\/www.eastcentral.edu\/learning-center\/special-trig-values-in-quadrant-1\/","title":{"rendered":"Special Trig Values in Quadrant 1"},"content":{"rendered":"

*It is a good idea to know the values of the different trig functions in the first quadrant, where all the values\u00a0are positive.<\/p>\n

*Memorize the following list:<\/p>\n\n\n\n\n\n \n \n \n \n \n
\n Measurement\n <\/th>\n\n \n sin\n <\/th>\n\n \n cos\n <\/th>\n\n \n tan\n <\/th>\n<\/tr>\n\n
\n 0\n <\/td>\n 0<\/td>\n 1<\/td>\n 0<\/td>\n<\/tr>\n\n
\n 30 or\n\n \n \u03c0<\/span>\n 6<\/span>\n <\/span>\n <\/td>\n\n \n \n 1<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n \n \u221a3<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n \n \u221a3<\/span>\n 3<\/span>\n <\/span>\n <\/td>\n<\/tr>\n\n
\n 45 or\n\n \n \u03c0<\/span>\n 4<\/span>\n <\/span>\n <\/td>\n\n \n \n \u221a2<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n \n \u221a2<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n 1\n <\/td>\n<\/tr>\n\n
\n 60 or\n\n \n \u03c0<\/span>\n 3<\/span>\n <\/span>\n <\/td>\n\n \n \n \u221a3<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n \n 1<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n \u221a3\n <\/td>\n<\/tr>\n\n
\n 90 or\n\n \n \u03c0<\/span>\n 2<\/span>\n <\/span>\n <\/td>\n\n \n 1\n <\/td>\n\n \n 0\n <\/td>\n\n \n Undefined\n <\/td>\n<\/tr>\n\n<\/table>\n\n\n
\n
\"Â鶹Éç<\/a>
For more help, contact The Learning Center<\/figcaption><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"

*It is a good idea to know the values of the different trig functions in the first quadrant, where all the values\u00a0are positive. *Memorize the following list: Measurement sin cos tan 0 0 1 0 30 or \u03c0 6 1 2 \u221a3 2 \u221a3 3 45 or \u03c0 4 \u221a2 2 \u221a2 2 1 60 […]<\/p>\n","protected":false},"author":12,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_eb_attr":"","footnotes":""},"class_list":["post-6579","page","type-page","status-publish","hentry"],"yoast_head":"\nSpecial Trig Values in Quadrant 1 - Learning Center<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.eastcentral.edu\/learning-center\/special-trig-values-in-quadrant-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Special Trig Values in Quadrant 1 - 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