{"id":21009,"date":"2026-05-25T16:51:14","date_gmt":"2026-05-25T10:51:14","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/find-missing-rectangle-length-12\/"},"modified":"2026-05-25T16:51:14","modified_gmt":"2026-05-25T10:51:14","slug":"find-missing-rectangle-length-12","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/find-missing-rectangle-length-12\/","title":{"rendered":"Find Missing Rectangle Length"},"content":{"rendered":"<p>The area of a rectangle is 540 cm\u00b2 and its breadth is 10 cm. What is the length?<\/p>\n<ul class=\"quiz-options\">\n<li>10 cm<\/li>\n<li>54 cm<\/li>\n<li>550 cm<\/li>\n<li>128 cm<\/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-21009","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 = 540 \u00f7 10 = 54. The missing length is 54 cm. 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 54 cm.","mcq_options":[{"right":"no","answer":"10 cm"},{"right":"yes","answer":"54 cm"},{"right":"no","answer":"550 cm"},{"right":"no","answer":"128 cm"}],"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\/21009","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=21009"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=21009"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=21009"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=21009"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=21009"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}