{"id":74,"date":"2011-12-29T16:34:11","date_gmt":"2011-12-29T16:34:11","guid":{"rendered":"https:\/\/schooltutoring.com\/help\/?p=74"},"modified":"2014-12-02T08:33:51","modified_gmt":"2014-12-02T08:33:51","slug":"sector-of-a-circle-understanding-key-terminology","status":"publish","type":"post","link":"https:\/\/schooltutoring.com\/help\/sector-of-a-circle-understanding-key-terminology\/","title":{"rendered":"Sector of a Circle: Understanding Key Terminology"},"content":{"rendered":"<p>A sector of a circle is an area enclosed by two radii and an arc.<\/p>\n<p><a href=\"https:\/\/schooltutoring.com\/wp-content\/uploads\/sites\/2\/sector2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-81\" src=\"https:\/\/schooltutoring.com\/wp-content\/uploads\/sites\/2\/sector2.png\" alt=\"\" width=\"218\" height=\"183\" \/><\/a><\/p>\n<p>In the figure above, \u03b8 is the central angle and <em>r<\/em> are the radii of the circle.<\/p>\n<p>(Central angle is the angle subtended at the center of the circle)<\/p>\n<p>(Arc length is the length along the curved line making an arc)<\/p>\n<p>The smaller area is known as the minor sector and the larger part is known as the major sector.<\/p>\n<p><a href=\"https:\/\/schooltutoring.com\/wp-content\/uploads\/sites\/2\/sector12.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter  wp-image-82\" src=\"https:\/\/schooltutoring.com\/wp-content\/uploads\/sites\/2\/sector12.png\" alt=\"\" width=\"201\" height=\"212\" \/><\/a><\/p>\n<p><strong><span style=\"text-decoration: underline\">Special Sectors<\/span><\/strong><\/p>\n<p>A semicircle (half of a circle) is a sector with central angle of 180\u00b0.<\/p>\n<p>A quadrant (quarter of a circle) is a sector with central angle 90\u00b0.<\/p>\n<p>A sextant has a central angle of 60\u00b0.<\/p>\n<p>An octant has a central angle of 45\u00b0.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A sector of a circle is an area enclosed by two radii and an arc. In the figure above, \u03b8 is the central angle and r are the radii of the circle. (Central angle is the angle subtended at the center of the circle) (Arc length is the length along the curved line making an [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[10],"tags":[121,253,734,1077,1086,1124,1603],"class_list":["post-74","post","type-post","status-publish","format-standard","hentry","category-geometry","tag-arclength","tag-centralangle","tag-geometry-2","tag-majorsector","tag-math","tag-minorsector","tag-sectorofcircle"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/posts\/74","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/comments?post=74"}],"version-history":[{"count":0,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/posts\/74\/revisions"}],"wp:attachment":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/media?parent=74"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/categories?post=74"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/tags?post=74"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}