[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-297473-105":3,"detail-sidebar-cat-0-en-105":81,"doc-detail-297473-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":74,"head_meta":76,"extra_data":78,"updated_unix":80},105,"en","term-2-week-7-area-of-solid","TERM 2 WEEK 7 - Area of Solid","","TERM 2 WEEK 7 materials focus on the properties and measurement of the surface area and volume of basic 3D solids. It provides worked examples and classwork/assignment tasks for cylinders, cones, including formulas for total surface area, circular base area, curved surface area, and volume. Learners calculate unknown dimensions using given radius/height or radius/slant height, with specified values for pi such as 22/7 and 3.1, and apply results to real-life pricing scenarios for tin.",{"@graph":14,"@context":73},[15,34,56],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/exam/","Exam",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/term-2-week-7-area-of-solid/297473/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/term-2-week-7-area-of-solid/297473.png","ImageObject",300,407,{"name":42,"@type":43},"Stanford","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-10-20","2026-09-18",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",10,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"What solids are covered in TERM 2 WEEK 7?","Question",{"text":63,"@type":64},"The lessons cover cylinders and cones, focusing on their total surface area and volume.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"Which pi values are used in the exercises?",{"text":68,"@type":64},"Pi is given as 22/7 in many problems, and 3.1 is used in one cylinder tin-plate pricing task.",{"name":70,"@type":61,"acceptedAnswer":71},"How do you find the total surface area of a cylinder in these materials?",{"text":72,"@type":64},"Use TSA for a cylinder: 2πr^2 + 2πrh (or 2πr(r + h)), substituting the given radius and height.","https://schema.org",{"og:url":32,"og:type":75,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":77,"canonical":32},"index,follow",{"doc_id":79,"site_id":7},297473,1790484358,{"code":4,"msg":82,"data":83},"success",[84,88,92,95,100,105,110,115,120,123,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":85,"show_sort_weight":86,"slug":87},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":89,"show_sort_weight":90,"slug":91},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":93,"slug":94},70,"exam",{"id":96,"doc_module":4,"doc_module_name":25,"category_name":97,"show_sort_weight":98,"slug":99},5,"Comic",60,"comic",{"id":101,"doc_module":4,"doc_module_name":25,"category_name":102,"show_sort_weight":103,"slug":104},6,"Technology",50,"technology",{"id":106,"doc_module":4,"doc_module_name":25,"category_name":107,"show_sort_weight":108,"slug":109},7,"Healthcare",40,"healthcare",{"id":111,"doc_module":4,"doc_module_name":25,"category_name":112,"show_sort_weight":113,"slug":114},8,"Research & Report",30,"research-report",{"id":116,"doc_module":4,"doc_module_name":25,"category_name":117,"show_sort_weight":118,"slug":119},9,"Religion & Spirituality",20,"religion-spirituality",{"id":118,"doc_module":4,"doc_module_name":25,"category_name":121,"show_sort_weight":118,"slug":122},"World Cup","world-cup",{"id":55,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":55,"slug":125},"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":96,"slug":129},19,"General","general",{"code":4,"msg":82,"data":131},{"doc_id":79,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":33,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":26,"language":139,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":12,"update_tm":143,"read_time":96},2336477552062,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","TERM 2 WEEK 7  \nTopic: Area of Solid Lesson 1  \nExamples: Find the total surface area of a cylinder with the radius of 4cm and height  \n7cm. take π=22/7 Solution:  \nTSA of cylinder = 2πr2 + 2πrh = 2 πr(r + h) = 2x22/7x5 (5+15) = 628.6cm2  \nClasswork: A closed tin is in the shape of cylinder of diameter 10cm and a height 15cm. Use the value 3.1 for π to find:  \na. the TSA b. the value of the tin to the nearest naira if tin plate costs \\#450 per m2  \n2. ii. What is total surface area of a closed cylinder with base radius 14cm and height 70cm. take π=22/7  \nAssignment: 2. A cylinder has a radius of 3cm and a height of 4cm. Find its: a. Circular base area b. Curved surface area c. Total surface area  \nLesson 2  \nExamples: Find the total surface area of a cone with the radius of 7/2cm and slant height 8cm.value  \n2. A cone has a radius of 3cm and a height of 4cm. Find its: a. Circular base area  \nb. Curved surface area c. Total surface area Solution: T.S.A. = πr2+ πrl = 22/7 ×7/2(7/2+8) =126 .5  \n2. CBA=πr2= 3.14 ×3×3=28 .26cm2 C.S.A. =πrl=3 . 14×3×5=47 . 1cm2  \nClasswork: What is total surface area of a cone with base radius 14cm and slant side 70cm.  \nAssignment: A cone has a radius of 5cm and height of 13cm. Find its Total surface Area.  \nLesson 3  \nExamples: Calculate the volume of a cylinder with radius 4cm and height 7cm. π=22/7 .  \n2. The volume of a cylinder is 396cm3 . if its height is 14cm, what is the circular base radius.  \nSolution: 1. V=? r=4cm, h=7cm π=22/7 V= πr2 h = 22/7*4*4*7= 352cm3  \n2. V=396cm2, r =? π=22/7, h=14cm. r2=396/14x22/7=396/44 r2=9cm, therefore r= 3cm  \nClasswork: 1. What is the expression for finding the volume of a cylinder  \n2. Find the volume of a cylinder of height 10cm and diameter 7cm.  \n3. if V=198cm3 and h =7cm. Find r in the expression V= πr2 h. take π=22/7  \nAssignment: If the height =14cm, radius=4cm, find the Volume of a cylinder. π =22/7 .  \nLesson 4  \nExample: Calculate the volume of a cone with radius 3cm and height of 7cm. take π = 22/7  \nSolution: V = 1/3 πr2 h = 1/3 x 22/7 x 3 x 3 x 7 = 66cm3  \nClasswork: 1. state the formula for finding the volume of a cone  \n2. Calculate the volume of a cone with base radius 6cm and height 7/2cm. Take π=22/7 .  \n3. The slant height of a cone is 5cm. The radius of the base is 4cm. Find its volume.  \nAssignment: calculate the volume of the cone with base radius 3cm and slant height of 5cm.","cbCaij46dxp7UBZu","https://ap.wps.com/l/cbCaij46dxp7UBZu","pdf",63367,"English","# TERM 2 WEEK 7\n## Lesson 1: Area of Solid 1\n## Lesson 2\n## Lesson 3\n## Lesson 4","[{\"question\":\"What solids are covered in TERM 2 WEEK 7?\",\"answer\":\"The lessons cover cylinders and cones, focusing on their total surface area and volume.\"},{\"question\":\"Which pi values are used in the exercises?\",\"answer\":\"Pi is given as 22/7 in many problems, and 3.1 is used in one cylinder tin-plate pricing task.\"},{\"question\":\"How do you find the total surface area of a cylinder in these materials?\",\"answer\":\"Use TSA for a cylinder: 2πr^2 + 2πrh (or 2πr(r + h)), substituting the given radius and height.\"}]","TERM 2 WEEK 7 - Area of Solid | PDF",1789744830]