{"id":18329,"date":"2026-05-03T03:52:28","date_gmt":"2026-05-02T21:52:28","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/rectangle-perimeter-equation-59\/"},"modified":"2026-05-03T03:52:28","modified_gmt":"2026-05-02T21:52:28","slug":"rectangle-perimeter-equation-59","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/rectangle-perimeter-equation-59\/","title":{"rendered":"Rectangle Perimeter Equation 59"},"content":{"rendered":"<p>The length of a rectangle is 9 cm more than its width. If the perimeter is 66 cm, what is the width?<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>21 cm<\/li>\n<li>16 cm<\/li>\n<li>12 cm<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2705,2728,2537],"subject":[1425],"education_level":[1894],"class_list":["post-18329","mcq","type-mcq","status-publish","hentry","topic-algebra","topic-geometry-and-algebra","topic-word-problems","subject-mathematics","education_level-grade-8"],"mcq_note":"Let the width be w. Then length is w + 9. Perimeter is 2(length + width), so 2((w + 9) + w) = 66. This gives 4w + 18 = 66, so w = 12 cm.","mcq_options":[{"right":"no","answer":"21 cm"},{"right":"no","answer":"16 cm"},{"right":"yes","answer":"12 cm"}],"multi_answers":"no","subject_terms":[{"id":1425,"title":"Mathematics","slug":"mathematics"}],"topic_terms":[{"id":2705,"title":"Algebra","slug":"algebra"},{"id":2728,"title":"Geometry And Algebra","slug":"geometry-and-algebra"},{"id":2537,"title":"Word Problems","slug":"word-problems"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/18329","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=18329"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=18329"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=18329"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=18329"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=18329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}