{"id":20150,"date":"2026-05-21T23:45:23","date_gmt":"2026-05-21T17:45:23","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/using-22-7-what-is-the-circumference-of-a-circle-with-diameter-28-m\/"},"modified":"2026-05-21T23:45:23","modified_gmt":"2026-05-21T17:45:23","slug":"using-22-7-what-is-the-circumference-of-a-circle-with-diameter-28-m","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/using-22-7-what-is-the-circumference-of-a-circle-with-diameter-28-m\/","title":{"rendered":"Using \u03c0 = 22\/7, what is the circumference of a circle with diameter 28 m"},"content":{"rendered":"<p>Using \u03c0 = 22\/7, what is the circumference of a circle with diameter 28 m?<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>88 m<\/li>\n<li>44 m<\/li>\n<li>784 m<\/li>\n<li>176 m<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2849,2850],"subject":[2746],"education_level":[2495],"class_list":["post-20150","mcq","type-mcq","status-publish","hentry","topic-circumference-of-circle","topic-diameter","subject-mensuration","education_level-grade-7"],"mcq_note":"Circumference = \u03c0 \u00d7 diameter = 3.14286 \u00d7 28 = 88 m. Circumference is the distance around the circle, so the answer is a length unit, not a square unit. When diameter is given, use C = \u03c0d directly because the diameter already equals two radii. Circumference measures the distance around the circle, so keep the answer as a length unit such as cm or m.","mcq_options":[{"right":"yes","answer":"88 m"},{"right":"no","answer":"44 m"},{"right":"no","answer":"784 m"},{"right":"no","answer":"176 m"}],"multi_answers":"no","subject_terms":[{"id":2746,"title":"Mensuration","slug":"mensuration"}],"topic_terms":[{"id":2849,"title":"Circumference of Circle","slug":"circumference-of-circle"},{"id":2850,"title":"Diameter","slug":"diameter"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/20150","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=20150"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=20150"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=20150"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=20150"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=20150"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}