{"id":21119,"date":"2026-05-25T16:52:06","date_gmt":"2026-05-25T10:52:06","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/find-missing-rectangle-length-17\/"},"modified":"2026-05-25T16:52:06","modified_gmt":"2026-05-25T10:52:06","slug":"find-missing-rectangle-length-17","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/find-missing-rectangle-length-17\/","title":{"rendered":"Find Missing Rectangle Length"},"content":{"rendered":"<p>The area of a rectangle is 414 mm\u00b2 and its breadth is 6 mm. What is the length?<\/p>\n<ul class=\"quiz-options\">\n<li>6 mm<\/li>\n<li>69 mm<\/li>\n<li>150 mm<\/li>\n<li>420 mm<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2776,2836],"subject":[2746],"education_level":[1894],"class_list":["post-21119","mcq","type-mcq","status-publish","hentry","topic-area-and-perimeter","topic-area-of-rectangle","subject-mensuration","education_level-grade-8"],"mcq_note":"For a rectangle, area = length \u00d7 breadth. So length = area \u00f7 breadth = 414 \u00f7 6 = 69. The missing length is 69 mm. Notice that both measurements are lengths, but the answer is in square units because we are counting how many unit squares cover the surface. Do not add the sides here; adding sides is used for perimeter, not area. So the correct choice is 69 mm.","mcq_options":[{"right":"no","answer":"6 mm"},{"right":"yes","answer":"69 mm"},{"right":"no","answer":"150 mm"},{"right":"no","answer":"420 mm"}],"multi_answers":"no","subject_terms":[{"id":2746,"title":"Mensuration","slug":"mensuration"}],"topic_terms":[{"id":2776,"title":"Area and Perimeter","slug":"area-and-perimeter"},{"id":2836,"title":"Area of Rectangle","slug":"area-of-rectangle"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/21119","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=21119"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=21119"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=21119"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=21119"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=21119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}