{"id":20346,"date":"2026-05-22T00:54:31","date_gmt":"2026-05-21T18:54:31","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/choose-all-formulas-related-to-a-circle\/"},"modified":"2026-05-22T00:54:31","modified_gmt":"2026-05-21T18:54:31","slug":"choose-all-formulas-related-to-a-circle","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/choose-all-formulas-related-to-a-circle\/","title":{"rendered":"Choose all formulas related to a circle."},"content":{"rendered":"<p>Choose all formulas related to a circle.<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>volume = side\u00b3<\/li>\n<li>circumference = 2\u03c0r<\/li>\n<li>area = length \u00d7 width<\/li>\n<li>area = \u03c0r\u00b2<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2868],"subject":[2746],"education_level":[2495],"class_list":["post-20346","mcq","type-mcq","status-publish","hentry","topic-circle-formulas","subject-mensuration","education_level-grade-7"],"mcq_note":"The two standard circle formulas here are circumference = 2\u03c0r and area = \u03c0r\u00b2. Choose the correct formula first, substitute the given values carefully, and match the final unit with the type of measurement. Read the question carefully, choose the formula that matches the shape and the measurement asked, then substitute the values step by step. Finally, check that the unit matches the answer type.","mcq_options":[{"right":"no","answer":"volume = side\u00b3"},{"right":"yes","answer":"circumference = 2\u03c0r"},{"right":"no","answer":"area = length \u00d7 width"},{"right":"yes","answer":"area = \u03c0r\u00b2"}],"multi_answers":"yes","subject_terms":[{"id":2746,"title":"Mensuration","slug":"mensuration"}],"topic_terms":[{"id":2868,"title":"Circle Formulas","slug":"circle-formulas"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/20346","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=20346"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=20346"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=20346"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=20346"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=20346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}