[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-633438-105":59,"doc-detail-633438-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","surface-area-of-a-sphere-worksheet-2","Surface Area of a Sphere - Worksheet 2","","This document provides a set of educational exercises focused on calculating the surface area of spheres using given radius or diameter measurements. It includes a student practice sheet with five problems and a corresponding answer key that details the step-by-step mathematical working process for each calculation. The exercises demonstrate the application of the formula 4πr² and emphasize rounding the final results to one decimal place, making it a valuable resource for students learning geometry.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/surface-area-of-a-sphere-worksheet-2/633438/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/surface-area-of-a-sphere-worksheet-2/633438.png","ImageObject",300,407,{"name":92,"@type":93},"Mia  ","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-22",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the formula for the surface area of a sphere?","Question",{"text":112,"@type":113},"The surface area of a sphere is calculated using the formula 4πr², where 'r' represents the radius of the sphere.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How do you calculate the radius if the diameter is provided?",{"text":117,"@type":113},"To find the radius from the diameter, you simply divide the diameter by 2.",{"name":119,"@type":110,"acceptedAnswer":120},"To what precision should the answers be rounded?",{"text":121,"@type":113},"All calculated surface areas in these exercises should be rounded to 1 decimal place.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},633438,1793070644,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":14,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":24},687207024478,"https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd","SURFACE AREA OF A SPHERE SHEET 2  \nUse the radius or diameter measurements to find the area of these spheres. Give your answers to 1 decimal place.  \n\n| SPHERE |  | WORKING OUT | AREA |\n| --- | --- | --- | --- |\n| 1) \u003Cbr>|  |  |  |\n| 2) | |  |  |\n| 3)  |  |  |  |\n| 4) | |  |  |\n| 5) \u003Cbr>15.3 cm |  |  |  |\n\nSURFACE AREA OF A SPHERE SHEET 2 ANSWERS  \nUse the radius or diameter measurements to find the area of these spheres. Give your answers to 1 decimal place.  \n\n| SPHERE |  | WORKING OUT | AREA |\n| --- | --- | --- | --- |\n| 1) | | Surface area of a sphere = 4πr2\u003Cbr>= 4 x π x (2 ¼ )2 = 4 x π x (81/16) = (81/4) π= 63.6 m2 to 1 decimal place | 63.6 m2 |\n| 2) | | The diameter of the sphere is 11 cm, so the radius = 11 ÷ 2 = 5 ½ cm\u003Cbr>Surface area of a sphere = 4πr2\u003Cbr>= 4 x π x (3 ½ )2 = 4 x π x (121/4) = 121 π= 380.1 cm2 to 1 decimal place | 380.1 cm2 |\n| 3)  |  | The diameter of the sphere is 3 ½ in, so the radius = 3 ½ ÷ 2 = 1 ¾ in\u003Cbr>Surface area of a sphere = 4πr2\u003Cbr>= 4 x π x (1 ¾ )2 = 4 x π x (49/16) = (49/4) π= 38.5 in2 to 1 decimal place | 38.5 in2 |\n| 4) | | Surface area of a sphere = 4πr2\u003Cbr>= 4 x π x (17)2 = 4 x π x (289) = 1156 π= 3631.7 in2 to 1 decimal place | 3631.7 in2 |\n| 5) \u003Cbr>15.3 cm |  | The diameter of the sphere is 15.3 cm, so the radius = 15.3 ÷ 2 = 7.65 cm\u003Cbr>Surface area of a sphere = 4πr2\u003Cbr>= 4 x π x (7 . 65)2 = 4 x π x (58.5225) = 234.09 π= 735.4 cm2 to 1 decimal place | 735.4 cm2 |","cbCaijuUPaIYnvy5","https://ap.wps.com/l/cbCaijuUPaIYnvy5","pdf",188141,"English","# Practice Worksheet\n## Answer Key","[{\"question\":\"What is the formula for the surface area of a sphere?\",\"answer\":\"The surface area of a sphere is calculated using the formula 4πr², where 'r' represents the radius of the sphere.\"},{\"question\":\"How do you calculate the radius if the diameter is provided?\",\"answer\":\"To find the radius from the diameter, you simply divide the diameter by 2.\"},{\"question\":\"To what precision should the answers be rounded?\",\"answer\":\"All calculated surface areas in these exercises should be rounded to 1 decimal place.\"}]","Surface Area of a Sphere - Worksheet 2 | PDF",1792672151]