{"id":19936,"date":"2026-05-21T18:54:19","date_gmt":"2026-05-21T12:54:19","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/perimeter-of-a-20-21-29-right-triangle\/"},"modified":"2026-05-21T18:54:19","modified_gmt":"2026-05-21T12:54:19","slug":"perimeter-of-a-20-21-29-right-triangle","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/perimeter-of-a-20-21-29-right-triangle\/","title":{"rendered":"Perimeter of a 20-21-29 right triangle"},"content":{"rendered":"<p>A right triangle has side lengths 20 cm, 21 cm, and 29 cm. What is its perimeter?<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>71<\/li>\n<li>41<\/li>\n<li>70<\/li>\n<li>29<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2828],"subject":[2745],"education_level":[2494],"class_list":["post-19936","mcq","type-mcq","status-publish","hentry","topic-right-triangle-basics","subject-trigonometry","education_level-grade-6"],"mcq_note":"Perimeter means the total distance around a shape. Add all three side lengths: 20 + 21 + 29 = 70 cm.","mcq_options":[{"right":"no","answer":"71"},{"right":"no","answer":"41"},{"right":"yes","answer":"70"},{"right":"no","answer":"29"}],"multi_answers":"no","subject_terms":[{"id":2745,"title":"Trigonometry","slug":"trigonometry"}],"topic_terms":[{"id":2828,"title":"Right Triangle Basics","slug":"right-triangle-basics"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/19936","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=19936"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=19936"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=19936"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=19936"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=19936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}