{"id":20837,"date":"2026-05-25T05:47:29","date_gmt":"2026-05-24T23:47:29","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/cylinder-curved-surface-area-4\/"},"modified":"2026-05-25T05:47:29","modified_gmt":"2026-05-24T23:47:29","slug":"cylinder-curved-surface-area-4","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/cylinder-curved-surface-area-4\/","title":{"rendered":"Cylinder Curved Surface Area"},"content":{"rendered":"<p>Using \u03c0 = 3.14, find the curved surface area of a cylinder with radius 11 cm and height 64 cm.<\/p>\n<ul class=\"quiz-options\">\n<li>5181 cm\u00b2<\/li>\n<li>4421.12 cm\u00b2<\/li>\n<li>24316.16 cm\u00b2<\/li>\n<li>379.94 cm\u00b2<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2879,2880],"subject":[2746],"education_level":[1894],"class_list":["post-20837","mcq","type-mcq","status-publish","hentry","topic-cylinder","topic-volume-and-curved-surface-area","subject-mensuration","education_level-grade-8"],"mcq_note":"Curved surface area of a cylinder = 2\u03c0rh. So CSA = 2 \u00d7 3.14 \u00d7 11 \u00d7 64 = 4421.12 square cm. This excludes the two circular ends. Think of a cylinder as many equal circular layers stacked up. So we find the circular base area \u03c0r\u00b2 and multiply by the height. The answer is in cubic units, so the correct choice is 4421.12 cm\u00b2.","mcq_options":[{"right":"no","answer":"5181 cm\u00b2"},{"right":"yes","answer":"4421.12 cm\u00b2"},{"right":"no","answer":"24316.16 cm\u00b2"},{"right":"no","answer":"379.94 cm\u00b2"}],"multi_answers":"no","subject_terms":[{"id":2746,"title":"Mensuration","slug":"mensuration"}],"topic_terms":[{"id":2879,"title":"Cylinder","slug":"cylinder"},{"id":2880,"title":"Volume and Curved Surface Area","slug":"volume-and-curved-surface-area"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/20837","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=20837"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=20837"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=20837"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=20837"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=20837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}