{"id":18947,"date":"2026-05-19T22:42:20","date_gmt":"2026-05-19T16:42:20","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/radius-from-diameter-30\/"},"modified":"2026-05-19T22:42:20","modified_gmt":"2026-05-19T16:42:20","slug":"radius-from-diameter-30","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/radius-from-diameter-30\/","title":{"rendered":"Radius from Diameter 30"},"content":{"rendered":"<p>The diameter of a circle is 30 cm. What is its radius?<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>60 cm<\/li>\n<li>30 cm<\/li>\n<li>Cannot be found<\/li>\n<li>15 cm<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2778,2781],"subject":[2744],"education_level":[1894],"class_list":["post-18947","mcq","type-mcq","status-publish","hentry","topic-circles","topic-radius-and-diameter","subject-geometry","education_level-grade-8"],"mcq_note":"The radius is half of the diameter because the diameter passes across the full circle through the center. So radius = 30 \u00f7 2 = 15 cm.","mcq_options":[{"right":"no","answer":"60 cm"},{"right":"no","answer":"30 cm"},{"right":"no","answer":"Cannot be found"},{"right":"yes","answer":"15 cm"}],"multi_answers":"no","subject_terms":[{"id":2744,"title":"Geometry","slug":"geometry"}],"topic_terms":[{"id":2778,"title":"Circles","slug":"circles"},{"id":2781,"title":"Radius and Diameter","slug":"radius-and-diameter"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/18947","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq"}],"about":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/types\/mcq"}],"author":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/users\/39"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/comments?post=18947"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=18947"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=18947"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=18947"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=18947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}