{"id":364,"date":"2022-04-08T06:01:46","date_gmt":"2022-04-08T06:01:46","guid":{"rendered":"http:\/\/6thclass.deltapublications.in\/?page_id=364"},"modified":"2025-11-10T10:41:43","modified_gmt":"2025-11-10T10:41:43","slug":"w-7-use-area-and-perimeter-to-determine-cost","status":"publish","type":"page","link":"https:\/\/6thclass.deltapublications.in\/index.php\/w-7-use-area-and-perimeter-to-determine-cost\/","title":{"rendered":"W.7 Use area and perimeter to determine cost"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color has-huge-font-size\" style=\"color:#00056d;text-transform:uppercase\"><strong> Use area and perimeter to determine cost<\/strong><\/h2>\n\n\n\n<p class=\"has-text-color has-link-color has-huge-font-size wp-elements-8550df6181cd5d83aa7a08ef336a4ca1\" style=\"color:#74008b\">Key Notes :<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>\ud83d\udccf Perimeter<\/strong><\/p>\n\n\n\n<p>The <strong>perimeter<\/strong> is the <strong>distance around the boundary<\/strong> of a shape.<\/p>\n\n\n\n<p>Formula examples:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rectangle: <code>P = 2 \u00d7 (Length + Width)<\/code><\/li>\n\n\n\n<li>Square: <code>P = 4 \u00d7 Side<\/code><\/li>\n<\/ul>\n\n\n\n<p><strong>\ud83d\udcb0 Use:<\/strong> Helpful to calculate <strong>fencing or border cost<\/strong>.<\/p>\n\n\n\n<p>Example: Fencing a garden costs \u20b950 per meter.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Perimeter \u00d7 Cost per meter = Total cost<\/li>\n<\/ul>\n\n\n\n<p><strong>\ud83d\udcd0 Area<\/strong><\/p>\n\n\n\n<p>The <strong>area<\/strong> is the <strong>space inside a shape<\/strong>.<\/p>\n\n\n\n<p>Formula examples:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rectangle: <code>A = Length \u00d7 Width<\/code><\/li>\n\n\n\n<li>Square: <code>A = Side \u00d7 Side<\/code><\/li>\n<\/ul>\n\n\n\n<p><strong>\ud83d\udcb0 Use:<\/strong> Helpful to calculate <strong>painting, flooring, or tiling cost<\/strong>.<\/p>\n\n\n\n<p>Example: Flooring a room costs \u20b9100 per m\u00b2.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Area \u00d7 Cost per m\u00b2 = Total cost<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>\ud83d\udd22 Step-by-Step Method to Find Cost<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measure or find the <strong>length and width<\/strong> of the shape.<\/li>\n\n\n\n<li>Calculate <strong>perimeter<\/strong> if needed for fencing.<\/li>\n\n\n\n<li>Calculate <strong>area<\/strong> if needed for flooring, painting, or tiling.<\/li>\n\n\n\n<li>Multiply <strong>perimeter or area<\/strong> by the <strong>cost per unit<\/strong>.<\/li>\n\n\n\n<li><strong>\ud83c\udfaf Result:<\/strong> Total cost!<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>\ud83d\uddbc\ufe0f Examples:<\/strong><\/p>\n\n\n\n<p><strong>Fencing a rectangular garden:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Length = 10 m, Width = 5 m<\/li>\n\n\n\n<li>Perimeter = 2 \u00d7 (10 + 5) = 30 m<\/li>\n\n\n\n<li>Cost = 30 \u00d7 \u20b950 = \u20b91500<\/li>\n<\/ul>\n\n\n\n<p><strong>Flooring a square room:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Side = 4 m<\/li>\n\n\n\n<li>Area = 4 \u00d7 4 = 16 m\u00b2<\/li>\n\n\n\n<li>Cost = 16 \u00d7 \u20b9100 = \u20b91600<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>\ud83d\udca1 Tips &amp; Tricks:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Always <strong>check the unit<\/strong> (meter, cm, m\u00b2).<\/li>\n\n\n\n<li><strong>Perimeter<\/strong> \u2192 cost of <strong>edges\/fencing<\/strong><\/li>\n\n\n\n<li><strong>Area<\/strong> \u2192 cost of <strong>inside space<\/strong> (floor, paint, tiles)<\/li>\n\n\n\n<li>Draw a <strong>diagram<\/strong> to avoid mistakes \ud83d\udd8a\ufe0f<\/li>\n<\/ul>\n\n\n\n<p class=\"has-large-font-size\"><strong>\ud83c\udfa8 Fun Emoji Summary:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83c\udf33 Garden fencing \u2192 <strong>Perimeter<\/strong><\/li>\n\n\n\n<li>\ud83c\udfe0 Floor or wall tiles \u2192 <strong>Area<\/strong><\/li>\n\n\n\n<li>\ud83d\udcb5 Multiply by unit cost \u2192 <strong>Total cost<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center has-text-color has-large-font-size\" style=\"color:#105000\"><strong>Learn with an example<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#8fe674\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-ee2c6bc22341feb38f652f14577ba748\" style=\"color:#b00012\"><strong>\u26ab A photograph is 12&nbsp;centimetres by 18&nbsp;centimetres. A frame shop charges&nbsp;\u20b983.00 per centimetre for a silver frame. How much would it cost to buy a silver frame for the photograph?<\/strong><\/p>\n\n\n\n<p><strong>\u20b9_____<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Picture the rectangle:<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/w9.png\" alt=\"\" class=\"wp-image-9337\" style=\"width:428px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/w9.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/w9-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/w9-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/w9-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Add the lengths:<\/p>\n\n\n\n<p>12 + 18 + 12 + 18 = 60<\/p>\n\n\n\n<p>The perimeter is 60 centimetres. Now multiply the price per centimetre by the perimeter.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-50.png\" alt=\"\" class=\"wp-image-9340\" style=\"width:272px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-50.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-50-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-50-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-50-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<p>It would cost \u20b94,980.00 to buy a silver frame for the photograph.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#70f3a0\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-366f7b2b1cc84622ce025d8d8c8da2c6\" style=\"color:#b00012\"><strong>\u26ab The sides of a square-shaped room are 4&nbsp;metres long. Levi wants to buy carpet to cover the floor of the room. If the carpet costs&nbsp;\u20b93,104.00 per square metre, how much will it cost to buy enough carpet for the room?<\/strong><\/p>\n\n\n\n<p><strong>\u20b9_____<\/strong><\/p>\n<\/div><\/div>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-51.png\" alt=\"\" class=\"wp-image-9341\" style=\"width:330px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-51.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-51-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-51-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-51-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<p>Multiply the side length by itself:<\/p>\n\n\n\n<p>4 \u00d7 4 = 16<\/p>\n\n\n\n<p>The area is 16 square metres. Now multiply the price per square metre by the area.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-52.png\" alt=\"\" class=\"wp-image-9342\" style=\"width:261px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-52.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-52-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-52-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-52-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<p>It will cost \u20b949,664.00.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#87edf2\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-fa3cb7ea8079e3086edfea73d7ec54ea\" style=\"color:#b00012\"><strong>\u26ab Levi&#8217;s lounge is 5&nbsp;metres wide and 8&nbsp;metres long. He wants to put a border around the top of the room. The cost of the border is&nbsp;\u20b9212.00 per metre. How much will it cost to buy enough of the border to go around the room?<\/strong><\/p>\n\n\n\n<p><strong>\u20b9_____<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Picture the rectangle:<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-53.png\" alt=\"\" class=\"wp-image-9343\" style=\"width:296px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-53.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-53-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-53-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-53-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Add the lengths:<\/p>\n\n\n\n<p>5 + 8 + 5 + 8 = 26<\/p>\n\n\n\n<p>The perimeter is 26 metres. Now multiply the price per metre by the perimeter.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-54.png\" alt=\"\" class=\"wp-image-9344\" style=\"width:260px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-54.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-54-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-54-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/12\/image-removebg-preview-54-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<p>It will cost \u20b95,512.00 to buy enough border.<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\">Let&#8217;s practice!\ud83d\udd8a\ufe0f <\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/101673\/378\/932\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-140.png\" alt=\"\" class=\"wp-image-5894\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-140.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-140-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-140-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-140-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/33665\/298\/591\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-146.png\" alt=\"\" class=\"wp-image-5895\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-146.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-146-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-146-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-146-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Use area and perimeter to determine cost Key Notes : \ud83d\udccf Perimeter The perimeter is the distance around the boundary of a shape. Formula examples: \ud83d\udcb0 Use: Helpful to calculate fencing or border cost. Example: Fencing a garden costs \u20b950 per meter. \ud83d\udcd0 Area The area is the space inside a shape. Formula examples: \ud83d\udcb0<a class=\"more-link\" href=\"https:\/\/6thclass.deltapublications.in\/index.php\/w-7-use-area-and-perimeter-to-determine-cost\/\">Continue reading <span class=\"screen-reader-text\">&#8220;W.7 Use area and perimeter to determine cost&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-364","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=364"}],"version-history":[{"count":13,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/364\/revisions"}],"predecessor-version":[{"id":17341,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/364\/revisions\/17341"}],"wp:attachment":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}