{"id":21075,"date":"2026-05-25T16:52:04","date_gmt":"2026-05-25T10:52:04","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/find-missing-rectangle-length-15\/"},"modified":"2026-05-25T16:52:04","modified_gmt":"2026-05-25T10:52:04","slug":"find-missing-rectangle-length-15","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/find-missing-rectangle-length-15\/","title":{"rendered":"Find Missing Rectangle Length"},"content":{"rendered":"<p>The area of a rectangle is 819 cm\u00b2 and its breadth is 13 cm. What is the length?<\/p>\n<ul class=\"quiz-options\">\n<li>832 cm<\/li>\n<li>152 cm<\/li>\n<li>13 cm<\/li>\n<li>63 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-21075","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 = 819 \u00f7 13 = 63. The missing length is 63 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 63 cm.","mcq_options":[{"right":"no","answer":"832 cm"},{"right":"no","answer":"152 cm"},{"right":"no","answer":"13 cm"},{"right":"yes","answer":"63 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\/21075","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=21075"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=21075"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=21075"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=21075"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=21075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}