{"id":19632,"date":"2026-05-21T18:03:26","date_gmt":"2026-05-21T12:03:26","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/find-hypotenuse-for-legs-20-and-21\/"},"modified":"2026-05-21T18:03:26","modified_gmt":"2026-05-21T12:03:26","slug":"find-hypotenuse-for-legs-20-and-21","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/find-hypotenuse-for-legs-20-and-21\/","title":{"rendered":"Find hypotenuse for legs 20 and 21"},"content":{"rendered":"<p>A right triangle has legs 20 cm and 21 cm. What is the length of its hypotenuse?<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>41<\/li>\n<li>21<\/li>\n<li>28<\/li>\n<li>29<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2832],"subject":[2745],"education_level":[2494],"class_list":["post-19632","mcq","type-mcq","status-publish","hentry","topic-pythagorean-theorem-review","subject-trigonometry","education_level-grade-6"],"mcq_note":"Use the Pythagorean theorem: leg\u00b2 + leg\u00b2 = hypotenuse\u00b2. Here 20\u00b2 + 21\u00b2 = 400 + 441 = 841, so the hypotenuse is 29 cm.","mcq_options":[{"right":"no","answer":"41"},{"right":"no","answer":"21"},{"right":"no","answer":"28"},{"right":"yes","answer":"29"}],"multi_answers":"no","subject_terms":[{"id":2745,"title":"Trigonometry","slug":"trigonometry"}],"topic_terms":[{"id":2832,"title":"Pythagorean Theorem Review","slug":"pythagorean-theorem-review"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/19632","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=19632"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=19632"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=19632"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=19632"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=19632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}